/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/product-lines/email_spec27_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 23:43:08,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 23:43:08,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 23:43:08,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 23:43:08,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 23:43:08,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 23:43:08,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 23:43:08,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 23:43:08,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 23:43:08,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 23:43:08,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 23:43:08,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 23:43:08,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 23:43:08,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 23:43:08,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 23:43:08,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 23:43:08,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 23:43:08,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 23:43:08,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 23:43:08,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 23:43:08,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 23:43:08,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 23:43:08,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 23:43:08,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 23:43:08,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 23:43:08,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 23:43:08,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 23:43:08,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 23:43:08,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 23:43:08,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 23:43:08,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 23:43:08,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 23:43:08,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 23:43:08,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 23:43:08,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 23:43:08,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 23:43:08,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 23:43:08,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 23:43:08,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 23:43:08,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 23:43:08,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 23:43:08,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 23:43:08,524 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 23:43:08,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 23:43:08,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 23:43:08,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 23:43:08,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 23:43:08,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 23:43:08,525 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 23:43:08,525 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 23:43:08,526 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 23:43:08,526 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 23:43:08,526 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 23:43:08,526 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 23:43:08,526 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 23:43:08,527 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 23:43:08,527 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 23:43:08,527 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 23:43:08,527 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 23:43:08,527 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 23:43:08,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 23:43:08,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 23:43:08,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 23:43:08,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:43:08,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 23:43:08,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 23:43:08,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 23:43:08,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 23:43:08,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 23:43:08,737 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 23:43:08,738 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 23:43:08,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product34.cil.c [2023-03-31 23:43:09,790 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 23:43:10,072 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 23:43:10,075 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product34.cil.c [2023-03-31 23:43:10,096 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/269ee3f4b/3e24608357a642f791d04044d16a2597/FLAG2c87c58dd [2023-03-31 23:43:10,108 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/269ee3f4b/3e24608357a642f791d04044d16a2597 [2023-03-31 23:43:10,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 23:43:10,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 23:43:10,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 23:43:10,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 23:43:10,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 23:43:10,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8398c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10, skipping insertion in model container [2023-03-31 23:43:10,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 23:43:10,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 23:43:10,489 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product34.cil.c[51595,51608] [2023-03-31 23:43:10,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:43:10,544 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 23:43:10,622 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product34.cil.c[51595,51608] [2023-03-31 23:43:10,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:43:10,683 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 23:43:10,688 INFO L208 MainTranslator]: Completed translation [2023-03-31 23:43:10,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10 WrapperNode [2023-03-31 23:43:10,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 23:43:10,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 23:43:10,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 23:43:10,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 23:43:10,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,793 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 23:43:10,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 23:43:10,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 23:43:10,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 23:43:10,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (1/1) ... [2023-03-31 23:43:10,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:43:10,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:43:10,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 23:43:10,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 23:43:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 23:43:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 23:43:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-03-31 23:43:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-03-31 23:43:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-03-31 23:43:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-03-31 23:43:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-03-31 23:43:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-03-31 23:43:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-03-31 23:43:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-03-31 23:43:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-03-31 23:43:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-03-31 23:43:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-03-31 23:43:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-03-31 23:43:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-03-31 23:43:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-03-31 23:43:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-03-31 23:43:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-03-31 23:43:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-03-31 23:43:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-03-31 23:43:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-03-31 23:43:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-03-31 23:43:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 23:43:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-03-31 23:43:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-03-31 23:43:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-03-31 23:43:10,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-03-31 23:43:10,913 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-03-31 23:43:10,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-03-31 23:43:10,913 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-03-31 23:43:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 23:43:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 23:43:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 23:43:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 23:43:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 23:43:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-03-31 23:43:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-03-31 23:43:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-03-31 23:43:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-03-31 23:43:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-03-31 23:43:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-03-31 23:43:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-03-31 23:43:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-03-31 23:43:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-03-31 23:43:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-03-31 23:43:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-03-31 23:43:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-03-31 23:43:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-03-31 23:43:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 23:43:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-03-31 23:43:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-03-31 23:43:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-03-31 23:43:10,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-03-31 23:43:10,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-03-31 23:43:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 23:43:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 23:43:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 23:43:11,216 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 23:43:11,219 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 23:43:12,150 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 23:43:12,901 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 23:43:12,902 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-31 23:43:12,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:43:12 BoogieIcfgContainer [2023-03-31 23:43:12,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 23:43:12,908 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 23:43:12,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 23:43:12,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 23:43:12,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 11:43:10" (1/3) ... [2023-03-31 23:43:12,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424c2b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:43:12, skipping insertion in model container [2023-03-31 23:43:12,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:10" (2/3) ... [2023-03-31 23:43:12,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424c2b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:43:12, skipping insertion in model container [2023-03-31 23:43:12,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:43:12" (3/3) ... [2023-03-31 23:43:12,911 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product34.cil.c [2023-03-31 23:43:12,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 23:43:12,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 23:43:12,974 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 23:43:12,979 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@dc05194, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 23:43:12,979 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 23:43:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 457 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 87 states have call predecessors, (136), 87 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) [2023-03-31 23:43:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-03-31 23:43:13,000 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:13,001 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:43:13,001 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:13,005 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:13,006 INFO L85 PathProgramCache]: Analyzing trace with hash -291490634, now seen corresponding path program 1 times [2023-03-31 23:43:13,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:13,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543547678] [2023-03-31 23:43:13,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:13,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:13,522 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:13,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543547678] [2023-03-31 23:43:13,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543547678] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:13,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:13,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-31 23:43:13,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459787320] [2023-03-31 23:43:13,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:13,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-31 23:43:13,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:13,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-31 23:43:13,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:43:13,571 INFO L87 Difference]: Start difference. First operand has 457 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 87 states have call predecessors, (136), 87 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) Second operand has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:13,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:13,755 INFO L93 Difference]: Finished difference Result 696 states and 837 transitions. [2023-03-31 23:43:13,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-31 23:43:13,758 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 174 [2023-03-31 23:43:13,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:13,769 INFO L225 Difference]: With dead ends: 696 [2023-03-31 23:43:13,769 INFO L226 Difference]: Without dead ends: 430 [2023-03-31 23:43:13,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:43:13,780 INFO L413 NwaCegarLoop]: 468 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:13,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 468 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:13,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2023-03-31 23:43:13,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2023-03-31 23:43:13,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 215 states have (on average 1.1767441860465115) internal successors, (253), 222 states have internal predecessors, (253), 131 states have call successors, (131), 87 states have call predecessors, (131), 83 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-03-31 23:43:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 510 transitions. [2023-03-31 23:43:13,861 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 510 transitions. Word has length 174 [2023-03-31 23:43:13,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:13,862 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 510 transitions. [2023-03-31 23:43:13,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 510 transitions. [2023-03-31 23:43:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-03-31 23:43:13,866 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:13,866 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:43:13,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 23:43:13,867 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:13,867 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:13,867 INFO L85 PathProgramCache]: Analyzing trace with hash 995992968, now seen corresponding path program 1 times [2023-03-31 23:43:13,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:13,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896073498] [2023-03-31 23:43:13,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:14,171 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:14,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:14,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896073498] [2023-03-31 23:43:14,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896073498] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:14,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:14,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:43:14,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294441873] [2023-03-31 23:43:14,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:14,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:43:14,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:14,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:43:14,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:14,175 INFO L87 Difference]: Start difference. First operand 430 states and 510 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:14,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:14,317 INFO L93 Difference]: Finished difference Result 681 states and 800 transitions. [2023-03-31 23:43:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:43:14,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 175 [2023-03-31 23:43:14,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:14,320 INFO L225 Difference]: With dead ends: 681 [2023-03-31 23:43:14,320 INFO L226 Difference]: Without dead ends: 432 [2023-03-31 23:43:14,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:14,322 INFO L413 NwaCegarLoop]: 459 mSDtfsCounter, 0 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 916 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:14,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 916 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:14,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2023-03-31 23:43:14,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2023-03-31 23:43:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 217 states have (on average 1.1751152073732718) internal successors, (255), 224 states have internal predecessors, (255), 131 states have call successors, (131), 87 states have call predecessors, (131), 83 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-03-31 23:43:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 512 transitions. [2023-03-31 23:43:14,335 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 512 transitions. Word has length 175 [2023-03-31 23:43:14,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:14,335 INFO L495 AbstractCegarLoop]: Abstraction has 432 states and 512 transitions. [2023-03-31 23:43:14,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:14,336 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 512 transitions. [2023-03-31 23:43:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-03-31 23:43:14,338 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:14,338 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-03-31 23:43:14,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 23:43:14,338 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:14,339 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:14,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1099782724, now seen corresponding path program 1 times [2023-03-31 23:43:14,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:14,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001689452] [2023-03-31 23:43:14,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:14,476 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:14,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001689452] [2023-03-31 23:43:14,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001689452] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:14,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:14,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:43:14,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701327818] [2023-03-31 23:43:14,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:14,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:43:14,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:14,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:43:14,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:14,478 INFO L87 Difference]: Start difference. First operand 432 states and 512 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:14,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:14,565 INFO L93 Difference]: Finished difference Result 848 states and 1034 transitions. [2023-03-31 23:43:14,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:43:14,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 180 [2023-03-31 23:43:14,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:14,567 INFO L225 Difference]: With dead ends: 848 [2023-03-31 23:43:14,567 INFO L226 Difference]: Without dead ends: 474 [2023-03-31 23:43:14,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:14,569 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 53 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:14,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 918 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:14,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2023-03-31 23:43:14,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 473. [2023-03-31 23:43:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 249 states have (on average 1.2369477911646587) internal successors, (308), 256 states have internal predecessors, (308), 140 states have call successors, (140), 87 states have call predecessors, (140), 83 states have return successors, (135), 134 states have call predecessors, (135), 135 states have call successors, (135) [2023-03-31 23:43:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 583 transitions. [2023-03-31 23:43:14,580 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 583 transitions. Word has length 180 [2023-03-31 23:43:14,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:14,581 INFO L495 AbstractCegarLoop]: Abstraction has 473 states and 583 transitions. [2023-03-31 23:43:14,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-03-31 23:43:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 583 transitions. [2023-03-31 23:43:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-03-31 23:43:14,583 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:14,583 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-03-31 23:43:14,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 23:43:14,583 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:14,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:14,584 INFO L85 PathProgramCache]: Analyzing trace with hash 241496399, now seen corresponding path program 1 times [2023-03-31 23:43:14,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:14,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977310757] [2023-03-31 23:43:14,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:14,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:14,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:14,775 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:14,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977310757] [2023-03-31 23:43:14,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977310757] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-31 23:43:14,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118195533] [2023-03-31 23:43:14,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:14,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-31 23:43:14,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:43:14,792 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-31 23:43:14,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-31 23:43:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:15,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 2708 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-31 23:43:15,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-31 23:43:15,377 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:15,378 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-31 23:43:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:43:15,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118195533] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-31 23:43:15,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1074698880] [2023-03-31 23:43:15,614 INFO L159 IcfgInterpreter]: Started Sifa with 164 locations of interest [2023-03-31 23:43:15,615 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 23:43:15,618 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 23:43:15,622 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 23:43:15,623 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 23:43:19,321 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-03-31 23:43:19,864 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 359 for LOIs [2023-03-31 23:43:26,175 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-03-31 23:43:28,466 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-03-31 23:43:29,837 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-03-31 23:43:30,585 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-03-31 23:43:31,962 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-03-31 23:43:32,794 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-03-31 23:43:34,414 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs [2023-03-31 23:43:35,315 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 227 for LOIs [2023-03-31 23:43:35,430 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 229 for LOIs [2023-03-31 23:43:35,537 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 229 for LOIs [2023-03-31 23:43:35,600 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 340 for LOIs [2023-03-31 23:43:41,623 INFO L197 IcfgInterpreter]: Interpreting procedure bobToRjh with input of size 253 for LOIs [2023-03-31 23:43:41,931 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 257 for LOIs [2023-03-31 23:43:43,276 INFO L197 IcfgInterpreter]: Interpreting procedure createEmail with input of size 231 for LOIs [2023-03-31 23:43:44,867 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 225 for LOIs [2023-03-31 23:43:44,986 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 229 for LOIs [2023-03-31 23:43:45,082 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 229 for LOIs [2023-03-31 23:43:45,169 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 253 for LOIs [2023-03-31 23:43:46,287 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__AddressBook with input of size 237 for LOIs [2023-03-31 23:43:47,431 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__Encrypt with input of size 237 for LOIs [2023-03-31 23:43:49,293 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__Keys with input of size 237 for LOIs [2023-03-31 23:43:50,758 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 234 for LOIs [2023-03-31 23:43:51,156 INFO L197 IcfgInterpreter]: Interpreting procedure mail with input of size 237 for LOIs [2023-03-31 23:43:52,197 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 213 for LOIs [2023-03-31 23:43:52,473 INFO L197 IcfgInterpreter]: Interpreting procedure incoming with input of size 239 for LOIs [2023-03-31 23:43:53,423 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Verify with input of size 231 for LOIs [2023-03-31 23:43:54,249 INFO L197 IcfgInterpreter]: Interpreting procedure verify with input of size 219 for LOIs [2023-03-31 23:43:55,005 INFO L197 IcfgInterpreter]: Interpreting procedure isReadable with input of size 211 for LOIs [2023-03-31 23:43:55,671 INFO L197 IcfgInterpreter]: Interpreting procedure isEncrypted with input of size 211 for LOIs [2023-03-31 23:43:55,774 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Forward with input of size 223 for LOIs [2023-03-31 23:43:55,947 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Sign with input of size 211 for LOIs [2023-03-31 23:43:56,105 INFO L197 IcfgInterpreter]: Interpreting procedure deliver with input of size 211 for LOIs [2023-03-31 23:43:56,263 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__VerifyForward_spec__1 with input of size 211 for LOIs [2023-03-31 23:43:58,503 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 205 for LOIs [2023-03-31 23:43:58,557 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 220 for LOIs [2023-03-31 23:43:58,897 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailFrom with input of size 215 for LOIs [2023-03-31 23:43:58,989 INFO L197 IcfgInterpreter]: Interpreting procedure isVerified with input of size 207 for LOIs [2023-03-31 23:43:59,097 INFO L197 IcfgInterpreter]: Interpreting procedure getClientId with input of size 205 for LOIs [2023-03-31 23:43:59,189 INFO L197 IcfgInterpreter]: Interpreting procedure getClientAddressBookSize with input of size 205 for LOIs [2023-03-31 23:43:59,262 INFO L197 IcfgInterpreter]: Interpreting procedure sign with input of size 223 for LOIs [2023-03-31 23:44:00,158 INFO L197 IcfgInterpreter]: Interpreting procedure getClientPrivateKey with input of size 224 for LOIs [2023-03-31 23:44:00,447 INFO L180 IcfgInterpreter]: Interpretation finished