/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 OctagonDomain -i ../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:22:10,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:22:10,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:22:10,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:22:10,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:22:10,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:22:10,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:22:10,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:22:10,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:22:10,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:22:10,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:22:10,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:22:10,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:22:10,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:22:10,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:22:10,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:22:10,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:22:10,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:22:10,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:22:10,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:22:10,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:22:10,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:22:10,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:22:10,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:22:10,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:22:10,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:22:10,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:22:10,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:22:10,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:22:10,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:22:10,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:22:10,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:22:10,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:22:10,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:22:10,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:22:10,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:22:10,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:22:10,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:22:10,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:22:10,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:22:10,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:22:10,367 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 [2023-04-03 00:22:10,387 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:22:10,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:22:10,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:22:10,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:22:10,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:22:10,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:22:10,388 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:22:10,388 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:22:10,388 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:22:10,388 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:22:10,388 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:22:10,389 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:22:10,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:22:10,389 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:22:10,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:22:10,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:22:10,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:22:10,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:22:10,391 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:22:10,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:22:10,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:22:10,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:22:10,616 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:22:10,617 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:22:10,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2023-04-03 00:22:11,675 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:22:11,972 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:22:11,972 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2023-04-03 00:22:11,983 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f927d0ce2/a18e8973228f42599f1074c056affd08/FLAG0e10179aa [2023-04-03 00:22:11,993 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f927d0ce2/a18e8973228f42599f1074c056affd08 [2023-04-03 00:22:11,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:22:11,996 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:22:11,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:22:11,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:22:11,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:22:11,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:22:11" (1/1) ... [2023-04-03 00:22:12,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c7bd48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12, skipping insertion in model container [2023-04-03 00:22:12,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:22:11" (1/1) ... [2023-04-03 00:22:12,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:22:12,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:22:12,332 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_product35.cil.c[40704,40717] [2023-04-03 00:22:12,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:22:12,472 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:22:12,534 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_product35.cil.c[40704,40717] [2023-04-03 00:22:12,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:22:12,570 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:22:12,574 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:22:12,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12 WrapperNode [2023-04-03 00:22:12,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:22:12,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:22:12,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:22:12,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:22:12,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,675 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:22:12,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:22:12,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:22:12,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:22:12,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (1/1) ... [2023-04-03 00:22:12,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:22:12,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:22:12,713 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) [2023-04-03 00:22:12,737 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 [2023-04-03 00:22:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:22:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:22:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:22:12,769 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:22:12,770 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:22:12,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:22:12,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:22:12,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:22:12,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:22:12,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:22:12,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:22:12,776 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:22:12,776 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:22:12,776 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:22:12,776 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:22:12,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:22:12,777 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:22:12,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:22:12,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:22:12,779 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:22:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:22:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:22:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:22:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-03 00:22:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:22:12,781 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:22:12,781 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:22:12,781 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:22:12,781 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2023-04-03 00:22:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:22:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:22:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:22:12,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:22:12,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:22:12,787 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:22:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:22:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:22:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:22:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:22:12,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:22:12,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:22:12,794 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:22:12,795 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:22:12,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:22:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:22:12,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:22:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:22:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:22:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:22:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:22:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:22:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2023-04-03 00:22:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:22:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:22:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:22:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:22:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:22:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:22:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:22:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:22:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:22:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:22:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:22:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:22:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:22:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:22:13,101 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:22:13,106 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:22:13,927 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:22:14,453 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:22:14,454 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:22:14,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:22:14 BoogieIcfgContainer [2023-04-03 00:22:14,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:22:14,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:22:14,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:22:14,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:22:14,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:22:11" (1/3) ... [2023-04-03 00:22:14,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134025f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:22:14, skipping insertion in model container [2023-04-03 00:22:14,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:12" (2/3) ... [2023-04-03 00:22:14,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@134025f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:22:14, skipping insertion in model container [2023-04-03 00:22:14,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:22:14" (3/3) ... [2023-04-03 00:22:14,469 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product35.cil.c [2023-04-03 00:22:14,482 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:22:14,482 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:22:14,518 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:22:14,523 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;@3db9d86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:22:14,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:22:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 481 states, 239 states have (on average 1.1841004184100419) internal successors, (283), 250 states have internal predecessors, (283), 144 states have call successors, (144), 92 states have call predecessors, (144), 92 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) [2023-04-03 00:22:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-04-03 00:22:14,551 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:14,552 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, 1] [2023-04-03 00:22:14,552 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:14,556 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:14,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1136459884, now seen corresponding path program 1 times [2023-04-03 00:22:14,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:14,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134024696] [2023-04-03 00:22:14,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:14,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:15,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:15,028 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:15,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134024696] [2023-04-03 00:22:15,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134024696] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:15,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:15,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:22:15,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137911251] [2023-04-03 00:22:15,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:15,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:22:15,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:15,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:22:15,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:22:15,081 INFO L87 Difference]: Start difference. First operand has 481 states, 239 states have (on average 1.1841004184100419) internal successors, (283), 250 states have internal predecessors, (283), 144 states have call successors, (144), 92 states have call predecessors, (144), 92 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) Second operand has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:22:15,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:15,251 INFO L93 Difference]: Finished difference Result 737 states and 887 transitions. [2023-04-03 00:22:15,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:22:15,254 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 176 [2023-04-03 00:22:15,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:15,270 INFO L225 Difference]: With dead ends: 737 [2023-04-03 00:22:15,270 INFO L226 Difference]: Without dead ends: 454 [2023-04-03 00:22:15,274 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 [2023-04-03 00:22:15,276 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:15,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 494 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:15,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2023-04-03 00:22:15,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 454. [2023-04-03 00:22:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 226 states have (on average 1.1725663716814159) internal successors, (265), 234 states have internal predecessors, (265), 139 states have call successors, (139), 92 states have call predecessors, (139), 88 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-04-03 00:22:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 538 transitions. [2023-04-03 00:22:15,355 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 538 transitions. Word has length 176 [2023-04-03 00:22:15,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:15,356 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 538 transitions. [2023-04-03 00:22:15,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:22:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 538 transitions. [2023-04-03 00:22:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-04-03 00:22:15,363 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:15,363 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, 1, 1] [2023-04-03 00:22:15,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:22:15,364 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:15,364 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:15,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1660278717, now seen corresponding path program 1 times [2023-04-03 00:22:15,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:15,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084209654] [2023-04-03 00:22:15,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:15,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:15,669 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:15,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084209654] [2023-04-03 00:22:15,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084209654] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:15,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:15,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:22:15,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287317618] [2023-04-03 00:22:15,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:15,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:22:15,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:15,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:22:15,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:22:15,673 INFO L87 Difference]: Start difference. First operand 454 states and 538 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:22:15,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:15,776 INFO L93 Difference]: Finished difference Result 722 states and 849 transitions. [2023-04-03 00:22:15,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:22:15,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 177 [2023-04-03 00:22:15,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:15,779 INFO L225 Difference]: With dead ends: 722 [2023-04-03 00:22:15,779 INFO L226 Difference]: Without dead ends: 456 [2023-04-03 00:22:15,780 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 [2023-04-03 00:22:15,781 INFO L413 NwaCegarLoop]: 485 mSDtfsCounter, 0 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:15,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 968 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:15,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2023-04-03 00:22:15,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456. [2023-04-03 00:22:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 228 states have (on average 1.1710526315789473) internal successors, (267), 236 states have internal predecessors, (267), 139 states have call successors, (139), 92 states have call predecessors, (139), 88 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-04-03 00:22:15,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 540 transitions. [2023-04-03 00:22:15,796 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 540 transitions. Word has length 177 [2023-04-03 00:22:15,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:15,796 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 540 transitions. [2023-04-03 00:22:15,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:22:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 540 transitions. [2023-04-03 00:22:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-04-03 00:22:15,799 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:15,799 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:22:15,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:22:15,799 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:15,800 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:15,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1697782020, now seen corresponding path program 1 times [2023-04-03 00:22:15,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:15,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456017655] [2023-04-03 00:22:15,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:15,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:15,973 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:15,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456017655] [2023-04-03 00:22:15,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456017655] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:15,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:15,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:22:15,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735786328] [2023-04-03 00:22:15,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:15,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:22:15,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:15,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:22:15,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:22:15,975 INFO L87 Difference]: Start difference. First operand 456 states and 540 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-04-03 00:22:16,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:16,062 INFO L93 Difference]: Finished difference Result 898 states and 1093 transitions. [2023-04-03 00:22:16,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:22:16,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 189 [2023-04-03 00:22:16,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:16,065 INFO L225 Difference]: With dead ends: 898 [2023-04-03 00:22:16,065 INFO L226 Difference]: Without dead ends: 500 [2023-04-03 00:22:16,066 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 [2023-04-03 00:22:16,067 INFO L413 NwaCegarLoop]: 488 mSDtfsCounter, 54 mSDsluCounter, 478 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:16,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 966 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:16,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2023-04-03 00:22:16,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 499. [2023-04-03 00:22:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 261 states have (on average 1.2298850574712643) internal successors, (321), 269 states have internal predecessors, (321), 149 states have call successors, (149), 92 states have call predecessors, (149), 88 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) [2023-04-03 00:22:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 614 transitions. [2023-04-03 00:22:16,081 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 614 transitions. Word has length 189 [2023-04-03 00:22:16,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:16,082 INFO L495 AbstractCegarLoop]: Abstraction has 499 states and 614 transitions. [2023-04-03 00:22:16,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-04-03 00:22:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 614 transitions. [2023-04-03 00:22:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-04-03 00:22:16,084 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:16,085 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:22:16,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:22:16,085 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:16,085 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:16,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1194993024, now seen corresponding path program 1 times [2023-04-03 00:22:16,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:16,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501433327] [2023-04-03 00:22:16,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:16,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:16,294 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:16,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:16,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501433327] [2023-04-03 00:22:16,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501433327] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:22:16,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746630004] [2023-04-03 00:22:16,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:16,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:22:16,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:22:16,298 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) [2023-04-03 00:22:16,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 00:22:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:16,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 2801 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:22:16,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:22:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:16,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:22:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:22:17,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746630004] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:22:17,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1501663959] [2023-04-03 00:22:17,048 INFO L159 IcfgInterpreter]: Started Sifa with 173 locations of interest [2023-04-03 00:22:17,048 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:22:17,050 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:22:17,053 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:22:17,054 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:22:20,850 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:22:21,517 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 365 for LOIs [2023-04-03 00:22:28,369 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:22:30,840 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:22:32,273 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:22:33,024 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:22:34,442 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:22:35,291 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:26:18,777 WARN L223 SmtUtils]: Spent 3.70m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:26:18,927 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs