/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_spec8_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:49:42,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:49:42,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:49:42,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:49:42,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:49:42,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:49:42,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:49:42,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:49:42,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:49:42,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:49:42,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:49:42,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:49:42,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:49:42,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:49:42,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:49:42,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:49:42,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:49:42,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:49:42,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:49:42,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:49:42,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:49:42,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:49:42,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:49:42,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:49:43,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:49:43,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:49:43,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:49:43,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:49:43,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:49:43,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:49:43,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:49:43,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:49:43,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:49:43,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:49:43,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:49:43,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:49:43,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:49:43,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:49:43,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:49:43,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:49:43,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:49:43,012 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 00:49:43,032 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:49:43,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:49:43,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:49:43,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:49:43,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:49:43,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:49:43,034 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:49:43,034 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:49:43,035 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:49:43,035 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:49:43,035 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:49:43,035 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:49:43,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:49:43,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:49:43,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:49:43,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:49:43,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:49:43,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:49:43,038 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:49:43,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:49:43,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:49:43,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:49:43,038 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:49:43,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:49:43,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:49:43,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:49:43,319 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:49:43,320 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:49:43,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product29.cil.c [2023-04-03 00:49:44,469 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:49:44,758 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:49:44,759 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product29.cil.c [2023-04-03 00:49:44,784 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0ad8af5/68a0ba4d7a8847b19ee131b48bf1d1fc/FLAGfa9e3d0c3 [2023-04-03 00:49:44,799 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0ad8af5/68a0ba4d7a8847b19ee131b48bf1d1fc [2023-04-03 00:49:44,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:49:44,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:49:44,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:49:44,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:49:44,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:49:44,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:49:44" (1/1) ... [2023-04-03 00:49:44,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec86295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:44, skipping insertion in model container [2023-04-03 00:49:44,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:49:44" (1/1) ... [2023-04-03 00:49:44,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:49:44,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:49:45,217 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_spec8_product29.cil.c[29472,29485] [2023-04-03 00:49:45,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:49:45,418 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:49:45,469 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_spec8_product29.cil.c[29472,29485] [2023-04-03 00:49:45,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:49:45,550 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:49:45,556 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:49:45,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45 WrapperNode [2023-04-03 00:49:45,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:49:45,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:49:45,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:49:45,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:49:45,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,711 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:49:45,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:49:45,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:49:45,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:49:45,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (1/1) ... [2023-04-03 00:49:45,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:49:45,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:49:45,782 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 00:49:45,805 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 00:49:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:49:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:49:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:49:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:49:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:49:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:49:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:49:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:49:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:49:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:49:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:49:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:49:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:49:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:49:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:49:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:49:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:49:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:49:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:49:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:49:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:49:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:49:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:49:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:49:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:49:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:49:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:49:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:49:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:49:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:49:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:49:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:49:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:49:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:49:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:49:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:49:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:49:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:49:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:49:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:49:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:49:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:49:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:49:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:49:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:49:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:49:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:49:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:49:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:49:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:49:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:49:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:49:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:49:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:49:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:49:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:49:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:49:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:49:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:49:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:49:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:49:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:49:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:49:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:49:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:49:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:49:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:49:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:49:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:49:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:49:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:49:45,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:49:46,239 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:49:46,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:49:47,259 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:49:48,010 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:49:48,010 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:49:48,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:49:48 BoogieIcfgContainer [2023-04-03 00:49:48,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:49:48,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:49:48,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:49:48,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:49:48,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:49:44" (1/3) ... [2023-04-03 00:49:48,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb3274b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:49:48, skipping insertion in model container [2023-04-03 00:49:48,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:49:45" (2/3) ... [2023-04-03 00:49:48,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb3274b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:49:48, skipping insertion in model container [2023-04-03 00:49:48,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:49:48" (3/3) ... [2023-04-03 00:49:48,023 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec8_product29.cil.c [2023-04-03 00:49:48,039 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:49:48,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:49:48,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:49:48,107 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;@5bab9927, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:49:48,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:49:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 421 states, 211 states have (on average 1.1990521327014219) internal successors, (253), 220 states have internal predecessors, (253), 123 states have call successors, (123), 77 states have call predecessors, (123), 77 states have return successors, (123), 122 states have call predecessors, (123), 123 states have call successors, (123) [2023-04-03 00:49:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:49:48,140 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:49:48,141 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] [2023-04-03 00:49:48,142 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:49:48,148 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:49:48,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1643490131, now seen corresponding path program 1 times [2023-04-03 00:49:48,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:49:48,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919623213] [2023-04-03 00:49:48,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:49:48,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:49:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:49:48,688 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 00:49:48,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:49:48,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919623213] [2023-04-03 00:49:48,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919623213] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:49:48,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:49:48,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:49:48,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892737281] [2023-04-03 00:49:48,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:49:48,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:49:48,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:49:48,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:49:48,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:49:48,732 INFO L87 Difference]: Start difference. First operand has 421 states, 211 states have (on average 1.1990521327014219) internal successors, (253), 220 states have internal predecessors, (253), 123 states have call successors, (123), 77 states have call predecessors, (123), 77 states have return successors, (123), 122 states have call predecessors, (123), 123 states have call successors, (123) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:48,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:49:48,892 INFO L93 Difference]: Finished difference Result 589 states and 705 transitions. [2023-04-03 00:49:48,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:49:48,895 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 132 [2023-04-03 00:49:48,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:49:48,914 INFO L225 Difference]: With dead ends: 589 [2023-04-03 00:49:48,914 INFO L226 Difference]: Without dead ends: 373 [2023-04-03 00:49:48,918 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 00:49:48,922 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:49:48,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 409 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:49:48,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-04-03 00:49:49,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 373. [2023-04-03 00:49:49,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 189 states have (on average 1.1957671957671958) internal successors, (226), 195 states have internal predecessors, (226), 111 states have call successors, (111), 76 states have call predecessors, (111), 72 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2023-04-03 00:49:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 443 transitions. [2023-04-03 00:49:49,033 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 443 transitions. Word has length 132 [2023-04-03 00:49:49,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:49:49,035 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 443 transitions. [2023-04-03 00:49:49,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 443 transitions. [2023-04-03 00:49:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 00:49:49,044 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:49:49,044 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] [2023-04-03 00:49:49,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:49:49,045 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:49:49,045 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:49:49,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1132111156, now seen corresponding path program 1 times [2023-04-03 00:49:49,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:49:49,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844518585] [2023-04-03 00:49:49,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:49:49,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:49:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:49:49,390 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 00:49:49,390 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:49:49,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844518585] [2023-04-03 00:49:49,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844518585] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:49:49,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:49:49,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:49:49,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211346259] [2023-04-03 00:49:49,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:49:49,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:49:49,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:49:49,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:49:49,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:49:49,396 INFO L87 Difference]: Start difference. First operand 373 states and 443 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:49,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:49:49,518 INFO L93 Difference]: Finished difference Result 574 states and 673 transitions. [2023-04-03 00:49:49,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:49:49,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 133 [2023-04-03 00:49:49,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:49:49,522 INFO L225 Difference]: With dead ends: 574 [2023-04-03 00:49:49,522 INFO L226 Difference]: Without dead ends: 375 [2023-04-03 00:49:49,523 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 00:49:49,525 INFO L413 NwaCegarLoop]: 400 mSDtfsCounter, 0 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:49:49,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 798 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:49:49,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-04-03 00:49:49,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2023-04-03 00:49:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 191 states have (on average 1.193717277486911) internal successors, (228), 197 states have internal predecessors, (228), 111 states have call successors, (111), 76 states have call predecessors, (111), 72 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2023-04-03 00:49:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 445 transitions. [2023-04-03 00:49:49,551 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 445 transitions. Word has length 133 [2023-04-03 00:49:49,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:49:49,551 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 445 transitions. [2023-04-03 00:49:49,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:49,552 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 445 transitions. [2023-04-03 00:49:49,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-04-03 00:49:49,554 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:49:49,554 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] [2023-04-03 00:49:49,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:49:49,555 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:49:49,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:49:49,555 INFO L85 PathProgramCache]: Analyzing trace with hash -179202951, now seen corresponding path program 1 times [2023-04-03 00:49:49,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:49:49,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479802435] [2023-04-03 00:49:49,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:49:49,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:49:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:49:49,698 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 00:49:49,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:49:49,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479802435] [2023-04-03 00:49:49,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479802435] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:49:49,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:49:49,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:49:49,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372795783] [2023-04-03 00:49:49,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:49:49,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:49:49,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:49:49,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:49:49,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:49:49,701 INFO L87 Difference]: Start difference. First operand 375 states and 445 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:49,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:49:49,798 INFO L93 Difference]: Finished difference Result 732 states and 897 transitions. [2023-04-03 00:49:49,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:49:49,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 138 [2023-04-03 00:49:49,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:49:49,801 INFO L225 Difference]: With dead ends: 732 [2023-04-03 00:49:49,801 INFO L226 Difference]: Without dead ends: 415 [2023-04-03 00:49:49,803 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 00:49:49,804 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 52 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 802 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:49:49,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 802 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:49:49,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2023-04-03 00:49:49,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 414. [2023-04-03 00:49:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 222 states have (on average 1.2612612612612613) internal successors, (280), 228 states have internal predecessors, (280), 119 states have call successors, (119), 76 states have call predecessors, (119), 72 states have return successors, (114), 113 states have call predecessors, (114), 114 states have call successors, (114) [2023-04-03 00:49:49,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 513 transitions. [2023-04-03 00:49:49,832 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 513 transitions. Word has length 138 [2023-04-03 00:49:49,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:49:49,832 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 513 transitions. [2023-04-03 00:49:49,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:49:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 513 transitions. [2023-04-03 00:49:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-04-03 00:49:49,842 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:49:49,842 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] [2023-04-03 00:49:49,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:49:49,842 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:49:49,842 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:49:49,843 INFO L85 PathProgramCache]: Analyzing trace with hash 2004281030, now seen corresponding path program 1 times [2023-04-03 00:49:49,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:49:49,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910687547] [2023-04-03 00:49:49,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:49:49,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:49:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:49:50,117 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 00:49:50,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:49:50,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910687547] [2023-04-03 00:49:50,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910687547] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:49:50,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219531108] [2023-04-03 00:49:50,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:49:50,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:49:50,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:49:50,125 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 00:49:50,135 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 00:49:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:49:50,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 2352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:49:50,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:49:50,792 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 00:49:50,792 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:49:50,979 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 00:49:50,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219531108] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:49:50,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [646128092] [2023-04-03 00:49:51,003 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2023-04-03 00:49:51,004 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:49:51,009 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:49:51,013 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:49:51,014 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:49:55,619 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:49:56,488 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 351 for LOIs [2023-04-03 00:50:03,470 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-03 00:50:06,043 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-03 00:50:07,702 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-03 00:50:08,429 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-03 00:50:09,876 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:50:10,770 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs [2023-04-03 00:53:49,885 WARN L223 SmtUtils]: Spent 3.62m on a formula simplification. DAG size of input: 19623 DAG size of output: 302 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:53:50,040 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 239 for LOIs