/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_spec3_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:26:16,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:26:16,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:26:16,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:26:16,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:26:16,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:26:16,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:26:16,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:26:16,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:26:16,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:26:16,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:26:16,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:26:16,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:26:16,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:26:16,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:26:16,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:26:16,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:26:16,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:26:16,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:26:16,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:26:16,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:26:16,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:26:16,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:26:16,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:26:16,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:26:16,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:26:16,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:26:16,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:26:16,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:26:16,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:26:16,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:26:16,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:26:16,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:26:16,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:26:16,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:26:16,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:26:16,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:26:16,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:26:16,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:26:16,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:26:16,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:26:16,718 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 00:26:16,740 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:26:16,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:26:16,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:26:16,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:26:16,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:26:16,741 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:26:16,741 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:26:16,741 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:26:16,742 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:26:16,742 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:26:16,743 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:26:16,743 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:26:16,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:26:16,743 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:26:16,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:26:16,744 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:26:16,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:26:16,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:26:16,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:26:16,746 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:26:16,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:26:16,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:26:16,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:26:16,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:26:16,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:26:17,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:26:17,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:26:17,007 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:26:17,007 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:26:17,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product27.cil.c [2023-04-03 00:26:18,228 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:26:18,557 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:26:18,558 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product27.cil.c [2023-04-03 00:26:18,588 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74d6bc217/5e89425fdf6e4291a4341ec41da18c4f/FLAG8bcb98f1e [2023-04-03 00:26:18,606 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74d6bc217/5e89425fdf6e4291a4341ec41da18c4f [2023-04-03 00:26:18,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:26:18,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:26:18,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:26:18,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:26:18,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:26:18,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:26:18" (1/1) ... [2023-04-03 00:26:18,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b955ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:18, skipping insertion in model container [2023-04-03 00:26:18,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:26:18" (1/1) ... [2023-04-03 00:26:18,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:26:18,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:26:19,142 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_spec3_product27.cil.c[40661,40674] [2023-04-03 00:26:19,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:26:19,198 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:26:19,297 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_spec3_product27.cil.c[40661,40674] [2023-04-03 00:26:19,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:26:19,357 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:26:19,363 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:26:19,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19 WrapperNode [2023-04-03 00:26:19,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:26:19,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:26:19,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:26:19,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:26:19,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,462 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:26:19,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:26:19,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:26:19,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:26:19,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (1/1) ... [2023-04-03 00:26:19,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:26:19,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:26:19,534 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 00:26:19,539 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 00:26:19,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:26:19,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:26:19,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:26:19,571 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:26:19,571 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:26:19,571 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:26:19,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:26:19,573 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:26:19,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:26:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:26:19,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:26:19,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:26:19,577 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2023-04-03 00:26:19,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:26:19,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:26:19,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:26:19,578 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:26:19,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:26:19,579 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:26:19,579 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:26:19,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:26:19,580 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:26:19,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:26:19,580 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:26:19,580 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:26:19,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:26:19,581 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:26:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:26:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:26:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:26:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:26:19,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:26:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:26:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:26:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:26:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:26:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:26:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:26:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:26:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:26:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:26:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:26:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:26:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:26:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:26:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:26:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:26:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:26:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:26:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:26:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:26:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:26:19,589 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:26:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:26:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:26:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:26:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:26:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:26:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:26:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:26:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:26:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:26:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:26:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:26:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:26:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:26:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:26:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:26:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:26:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:26:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:26:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:26:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:26:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:26:20,021 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:26:20,030 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:26:21,088 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:26:21,800 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:26:21,800 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:26:21,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:26:21 BoogieIcfgContainer [2023-04-03 00:26:21,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:26:21,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:26:21,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:26:21,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:26:21,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:26:18" (1/3) ... [2023-04-03 00:26:21,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b3377c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:26:21, skipping insertion in model container [2023-04-03 00:26:21,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:26:19" (2/3) ... [2023-04-03 00:26:21,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b3377c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:26:21, skipping insertion in model container [2023-04-03 00:26:21,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:26:21" (3/3) ... [2023-04-03 00:26:21,814 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product27.cil.c [2023-04-03 00:26:21,831 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:26:21,831 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:26:21,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:26:21,903 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;@5b85627c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:26:21,904 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:26:21,910 INFO L276 IsEmpty]: Start isEmpty. Operand has 439 states, 217 states have (on average 1.1843317972350231) internal successors, (257), 227 states have internal predecessors, (257), 131 states have call successors, (131), 85 states have call predecessors, (131), 85 states have return successors, (131), 129 states have call predecessors, (131), 131 states have call successors, (131) [2023-04-03 00:26:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-03 00:26:21,937 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:26:21,938 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:26:21,939 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:26:21,945 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:26:21,945 INFO L85 PathProgramCache]: Analyzing trace with hash 696142326, now seen corresponding path program 1 times [2023-04-03 00:26:21,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:26:21,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588340731] [2023-04-03 00:26:21,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:26:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:26:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:26:22,508 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:22,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:26:22,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588340731] [2023-04-03 00:26:22,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588340731] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:26:22,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:26:22,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:26:22,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380194550] [2023-04-03 00:26:22,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:26:22,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:26:22,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:26:22,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:26:22,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:26:22,543 INFO L87 Difference]: Start difference. First operand has 439 states, 217 states have (on average 1.1843317972350231) internal successors, (257), 227 states have internal predecessors, (257), 131 states have call successors, (131), 85 states have call predecessors, (131), 85 states have return successors, (131), 129 states have call predecessors, (131), 131 states have call successors, (131) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:26:22,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:26:22,739 INFO L93 Difference]: Finished difference Result 653 states and 778 transitions. [2023-04-03 00:26:22,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:26:22,742 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 141 [2023-04-03 00:26:22,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:26:22,755 INFO L225 Difference]: With dead ends: 653 [2023-04-03 00:26:22,755 INFO L226 Difference]: Without dead ends: 412 [2023-04-03 00:26:22,760 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 00:26:22,763 INFO L413 NwaCegarLoop]: 445 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:26:22,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 445 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:26:22,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2023-04-03 00:26:22,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2023-04-03 00:26:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 204 states have (on average 1.1715686274509804) internal successors, (239), 211 states have internal predecessors, (239), 126 states have call successors, (126), 85 states have call predecessors, (126), 81 states have return successors, (120), 119 states have call predecessors, (120), 120 states have call successors, (120) [2023-04-03 00:26:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 485 transitions. [2023-04-03 00:26:22,863 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 485 transitions. Word has length 141 [2023-04-03 00:26:22,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:26:22,866 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 485 transitions. [2023-04-03 00:26:22,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:26:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 485 transitions. [2023-04-03 00:26:22,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-03 00:26:22,876 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:26:22,877 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:26:22,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:26:22,877 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:26:22,878 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:26:22,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1772124843, now seen corresponding path program 1 times [2023-04-03 00:26:22,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:26:22,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271787076] [2023-04-03 00:26:22,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:26:22,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:26:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:26:23,320 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:23,320 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:26:23,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271787076] [2023-04-03 00:26:23,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271787076] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:26:23,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:26:23,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:26:23,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955574089] [2023-04-03 00:26:23,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:26:23,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:26:23,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:26:23,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:26:23,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:26:23,325 INFO L87 Difference]: Start difference. First operand 412 states and 485 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:26:23,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:26:23,454 INFO L93 Difference]: Finished difference Result 638 states and 743 transitions. [2023-04-03 00:26:23,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:26:23,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 142 [2023-04-03 00:26:23,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:26:23,464 INFO L225 Difference]: With dead ends: 638 [2023-04-03 00:26:23,464 INFO L226 Difference]: Without dead ends: 414 [2023-04-03 00:26:23,470 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 00:26:23,473 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 0 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:26:23,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 870 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:26:23,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2023-04-03 00:26:23,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2023-04-03 00:26:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 206 states have (on average 1.1699029126213591) internal successors, (241), 213 states have internal predecessors, (241), 126 states have call successors, (126), 85 states have call predecessors, (126), 81 states have return successors, (120), 119 states have call predecessors, (120), 120 states have call successors, (120) [2023-04-03 00:26:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 487 transitions. [2023-04-03 00:26:23,498 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 487 transitions. Word has length 142 [2023-04-03 00:26:23,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:26:23,498 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 487 transitions. [2023-04-03 00:26:23,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:26:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 487 transitions. [2023-04-03 00:26:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-04-03 00:26:23,501 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:26:23,501 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:26:23,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:26:23,502 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:26:23,502 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:26:23,502 INFO L85 PathProgramCache]: Analyzing trace with hash 103662636, now seen corresponding path program 1 times [2023-04-03 00:26:23,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:26:23,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320469255] [2023-04-03 00:26:23,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:26:23,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:26:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:26:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:23,712 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:26:23,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320469255] [2023-04-03 00:26:23,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320469255] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:26:23,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:26:23,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:26:23,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726564451] [2023-04-03 00:26:23,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:26:23,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:26:23,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:26:23,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:26:23,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:26:23,715 INFO L87 Difference]: Start difference. First operand 414 states and 487 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:26:23,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:26:23,836 INFO L93 Difference]: Finished difference Result 814 states and 987 transitions. [2023-04-03 00:26:23,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:26:23,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 154 [2023-04-03 00:26:23,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:26:23,841 INFO L225 Difference]: With dead ends: 814 [2023-04-03 00:26:23,842 INFO L226 Difference]: Without dead ends: 458 [2023-04-03 00:26:23,845 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 00:26:23,849 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 54 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:26:23,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 872 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:26:23,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2023-04-03 00:26:23,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 457. [2023-04-03 00:26:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 239 states have (on average 1.2343096234309623) internal successors, (295), 246 states have internal predecessors, (295), 136 states have call successors, (136), 85 states have call predecessors, (136), 81 states have return successors, (130), 129 states have call predecessors, (130), 130 states have call successors, (130) [2023-04-03 00:26:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 561 transitions. [2023-04-03 00:26:23,870 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 561 transitions. Word has length 154 [2023-04-03 00:26:23,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:26:23,871 INFO L495 AbstractCegarLoop]: Abstraction has 457 states and 561 transitions. [2023-04-03 00:26:23,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:26:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 561 transitions. [2023-04-03 00:26:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-04-03 00:26:23,876 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:26:23,877 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:26:23,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:26:23,877 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:26:23,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:26:23,878 INFO L85 PathProgramCache]: Analyzing trace with hash -348782476, now seen corresponding path program 1 times [2023-04-03 00:26:23,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:26:23,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557476131] [2023-04-03 00:26:23,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:26:23,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:26:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:26:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:24,203 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:26:24,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557476131] [2023-04-03 00:26:24,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557476131] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:26:24,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198584841] [2023-04-03 00:26:24,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:26:24,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:26:24,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:26:24,209 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 00:26:24,220 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 00:26:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:26:24,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 2461 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:26:24,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:26:24,862 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:24,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:26:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:26:25,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198584841] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:26:25,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [561721486] [2023-04-03 00:26:25,077 INFO L159 IcfgInterpreter]: Started Sifa with 144 locations of interest [2023-04-03 00:26:25,077 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:26:25,081 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:26:25,085 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:26:25,085 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:26:30,174 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:26:31,001 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2023-04-03 00:26:38,122 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:26:40,842 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:26:42,770 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:26:43,682 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:26:45,550 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:26:46,673 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:30:36,739 WARN L223 SmtUtils]: Spent 3.79m on a formula simplification. DAG size of input: 19626 DAG size of output: 303 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:30:36,918 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs