/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_spec11_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:07:42,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:07:42,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:07:42,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:07:42,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:07:42,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:07:42,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:07:42,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:07:42,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:07:42,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:07:42,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:07:42,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:07:42,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:07:42,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:07:42,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:07:42,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:07:42,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:07:42,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:07:42,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:07:42,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:07:42,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:07:42,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:07:42,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:07:42,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:07:42,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:07:42,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:07:42,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:07:42,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:07:42,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:07:42,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:07:42,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:07:42,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:07:42,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:07:42,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:07:42,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:07:42,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:07:42,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:07:42,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:07:42,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:07:42,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:07:42,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:07:42,374 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 00:07:42,400 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:07:42,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:07:42,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:07:42,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:07:42,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:07:42,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:07:42,402 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:07:42,402 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:07:42,402 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:07:42,402 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:07:42,403 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:07:42,403 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:07:42,403 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:07:42,403 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:07:42,403 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:07:42,403 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:07:42,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:07:42,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:07:42,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:07:42,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:07:42,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:07:42,406 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:07:42,406 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:07:42,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:07:42,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:07:42,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:07:42,633 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:07:42,635 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:07:42,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product26.cil.c [2023-04-03 00:07:43,750 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:07:44,012 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:07:44,012 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product26.cil.c [2023-04-03 00:07:44,044 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9701432e/f2182001e7434a60a7d819b9f6470286/FLAG56d84a6d8 [2023-04-03 00:07:44,054 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9701432e/f2182001e7434a60a7d819b9f6470286 [2023-04-03 00:07:44,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:07:44,057 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:07:44,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:07:44,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:07:44,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:07:44,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662ef811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44, skipping insertion in model container [2023-04-03 00:07:44,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:07:44,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:07:44,573 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_spec11_product26.cil.c[63627,63640] [2023-04-03 00:07:44,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:07:44,595 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:07:44,663 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_spec11_product26.cil.c[63627,63640] [2023-04-03 00:07:44,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:07:44,693 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:07:44,698 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:07:44,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44 WrapperNode [2023-04-03 00:07:44,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:07:44,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:07:44,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:07:44,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:07:44,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,810 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:07:44,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:07:44,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:07:44,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:07:44,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (1/1) ... [2023-04-03 00:07:44,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:07:44,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:07:44,884 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 00:07:44,888 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 00:07:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:07:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:07:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:07:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:07:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:07:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:07:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:07:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:07:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:07:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:07:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:07:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:07:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:07:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:07:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:07:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:07:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:07:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:07:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:07:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:07:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:07:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:07:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:07:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:07:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:07:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:07:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:07:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:07:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:07:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:07:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:07:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:07:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:07:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:07:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:07:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:07:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:07:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:07:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:07:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:07:45,198 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:07:45,201 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:07:46,116 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:07:46,699 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:07:46,703 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:07:46,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:07:46 BoogieIcfgContainer [2023-04-03 00:07:46,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:07:46,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:07:46,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:07:46,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:07:46,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:07:44" (1/3) ... [2023-04-03 00:07:46,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5799e5de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:07:46, skipping insertion in model container [2023-04-03 00:07:46,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:44" (2/3) ... [2023-04-03 00:07:46,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5799e5de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:07:46, skipping insertion in model container [2023-04-03 00:07:46,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:07:46" (3/3) ... [2023-04-03 00:07:46,713 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product26.cil.c [2023-04-03 00:07:46,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:07:46,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:07:46,778 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:07:46,784 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;@58962052, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:07:46,784 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:07:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 414 states, 205 states have (on average 1.1853658536585365) internal successors, (243), 214 states have internal predecessors, (243), 123 states have call successors, (123), 80 states have call predecessors, (123), 80 states have return successors, (123), 122 states have call predecessors, (123), 123 states have call successors, (123) [2023-04-03 00:07:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-04-03 00:07:46,813 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:46,814 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 00:07:46,815 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:46,819 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:46,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1710775392, now seen corresponding path program 1 times [2023-04-03 00:07:46,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:46,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961666036] [2023-04-03 00:07:46,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:46,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:47,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:47,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961666036] [2023-04-03 00:07:47,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961666036] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:47,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:47,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:07:47,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137844003] [2023-04-03 00:07:47,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:47,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:07:47,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:47,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:07:47,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:07:47,396 INFO L87 Difference]: Start difference. First operand has 414 states, 205 states have (on average 1.1853658536585365) internal successors, (243), 214 states have internal predecessors, (243), 123 states have call successors, (123), 80 states have call predecessors, (123), 80 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 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:47,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:47,533 INFO L93 Difference]: Finished difference Result 603 states and 720 transitions. [2023-04-03 00:07:47,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:07:47,537 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 155 [2023-04-03 00:07:47,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:47,548 INFO L225 Difference]: With dead ends: 603 [2023-04-03 00:07:47,548 INFO L226 Difference]: Without dead ends: 387 [2023-04-03 00:07:47,554 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 00:07:47,558 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:47,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 420 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:47,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-04-03 00:07:47,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 387. [2023-04-03 00:07:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 192 states have (on average 1.171875) internal successors, (225), 198 states have internal predecessors, (225), 118 states have call successors, (118), 80 states have call predecessors, (118), 76 states have return successors, (113), 112 states have call predecessors, (113), 113 states have call successors, (113) [2023-04-03 00:07:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 456 transitions. [2023-04-03 00:07:47,644 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 456 transitions. Word has length 155 [2023-04-03 00:07:47,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:47,647 INFO L495 AbstractCegarLoop]: Abstraction has 387 states and 456 transitions. [2023-04-03 00:07:47,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 456 transitions. [2023-04-03 00:07:47,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-04-03 00:07:47,655 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:47,655 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, 1] [2023-04-03 00:07:47,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:07:47,655 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:47,657 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:47,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1377697244, now seen corresponding path program 1 times [2023-04-03 00:07:47,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:47,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308309491] [2023-04-03 00:07:47,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:47,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:47,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:47,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308309491] [2023-04-03 00:07:47,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308309491] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:47,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:47,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:07:47,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193358999] [2023-04-03 00:07:47,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:47,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:07:47,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:47,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:07:47,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:47,984 INFO L87 Difference]: Start difference. First operand 387 states and 456 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:48,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:48,088 INFO L93 Difference]: Finished difference Result 588 states and 685 transitions. [2023-04-03 00:07:48,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:07:48,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 156 [2023-04-03 00:07:48,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:48,094 INFO L225 Difference]: With dead ends: 588 [2023-04-03 00:07:48,094 INFO L226 Difference]: Without dead ends: 389 [2023-04-03 00:07:48,095 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 00:07:48,096 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 0 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:48,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 820 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:48,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-04-03 00:07:48,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2023-04-03 00:07:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 194 states have (on average 1.1701030927835052) internal successors, (227), 200 states have internal predecessors, (227), 118 states have call successors, (118), 80 states have call predecessors, (118), 76 states have return successors, (113), 112 states have call predecessors, (113), 113 states have call successors, (113) [2023-04-03 00:07:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 458 transitions. [2023-04-03 00:07:48,109 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 458 transitions. Word has length 156 [2023-04-03 00:07:48,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:48,109 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 458 transitions. [2023-04-03 00:07:48,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 458 transitions. [2023-04-03 00:07:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-04-03 00:07:48,112 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:48,112 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:48,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:07:48,112 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:48,112 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:48,113 INFO L85 PathProgramCache]: Analyzing trace with hash 164406952, now seen corresponding path program 1 times [2023-04-03 00:07:48,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:48,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925244385] [2023-04-03 00:07:48,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:48,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:48,236 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:48,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925244385] [2023-04-03 00:07:48,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925244385] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:48,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:48,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:07:48,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709193706] [2023-04-03 00:07:48,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:48,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:07:48,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:48,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:07:48,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:48,238 INFO L87 Difference]: Start difference. First operand 389 states and 458 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 00:07:48,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:48,311 INFO L93 Difference]: Finished difference Result 764 states and 929 transitions. [2023-04-03 00:07:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:07:48,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 168 [2023-04-03 00:07:48,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:48,314 INFO L225 Difference]: With dead ends: 764 [2023-04-03 00:07:48,314 INFO L226 Difference]: Without dead ends: 433 [2023-04-03 00:07:48,315 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 00:07:48,316 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 54 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:48,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 822 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:48,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-04-03 00:07:48,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 432. [2023-04-03 00:07:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 227 states have (on average 1.2378854625550662) internal successors, (281), 233 states have internal predecessors, (281), 128 states have call successors, (128), 80 states have call predecessors, (128), 76 states have return successors, (123), 122 states have call predecessors, (123), 123 states have call successors, (123) [2023-04-03 00:07:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 532 transitions. [2023-04-03 00:07:48,329 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 532 transitions. Word has length 168 [2023-04-03 00:07:48,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:48,329 INFO L495 AbstractCegarLoop]: Abstraction has 432 states and 532 transitions. [2023-04-03 00:07:48,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 00:07:48,330 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 532 transitions. [2023-04-03 00:07:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-04-03 00:07:48,332 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:48,332 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:48,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:07:48,332 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:48,332 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:48,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1885303067, now seen corresponding path program 1 times [2023-04-03 00:07:48,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:48,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177574274] [2023-04-03 00:07:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:48,579 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:48,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177574274] [2023-04-03 00:07:48,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177574274] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:07:48,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919564865] [2023-04-03 00:07:48,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:48,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:07:48,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:07:48,621 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 00:07:48,687 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 00:07:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:49,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 2479 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:07:49,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:07:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:49,281 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:07:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:49,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919564865] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:07:49,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1186386481] [2023-04-03 00:07:49,496 INFO L159 IcfgInterpreter]: Started Sifa with 156 locations of interest [2023-04-03 00:07:49,496 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:07:49,499 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:07:49,503 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:07:49,503 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:07:53,270 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:07:53,882 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 353 for LOIs [2023-04-03 00:08:01,676 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:08:04,061 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:08:05,467 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:08:06,215 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:08:07,615 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:08:08,450 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:11:48,786 WARN L223 SmtUtils]: Spent 3.64m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:11:48,929 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs