/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_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:50:47,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:50:47,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:50:47,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:50:47,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:50:47,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:50:47,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:50:47,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:50:47,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:50:47,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:50:47,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:50:47,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:50:47,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:50:47,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:50:47,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:50:47,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:50:47,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:50:47,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:50:47,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:50:47,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:50:47,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:50:47,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:50:47,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:50:47,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:50:47,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:50:47,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:50:47,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:50:47,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:50:47,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:50:47,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:50:47,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:50:47,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:50:47,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:50:47,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:50:47,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:50:47,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:50:47,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:50:47,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:50:47,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:50:47,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:50:47,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:50:47,471 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 00:50:47,497 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:50:47,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:50:47,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:50:47,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:50:47,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:50:47,498 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:50:47,498 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:50:47,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:50:47,499 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:50:47,500 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:50:47,500 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:50:47,500 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:50:47,500 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:50:47,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:50:47,500 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:50:47,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:50:47,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:47,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:50:47,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:50:47,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:50:47,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:50:47,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:50:47,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:50:47,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:50:47,668 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:50:47,668 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:50:47,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product35.cil.c [2023-04-03 00:50:48,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:50:48,826 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:50:48,826 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product35.cil.c [2023-04-03 00:50:48,844 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1180ed79e/d445615adee7403aa974d5196912aee3/FLAG63e99a16f [2023-04-03 00:50:48,869 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1180ed79e/d445615adee7403aa974d5196912aee3 [2023-04-03 00:50:48,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:50:48,872 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:50:48,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:48,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:50:48,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:50:48,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:48" (1/1) ... [2023-04-03 00:50:48,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124ad383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:48, skipping insertion in model container [2023-04-03 00:50:48,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:48" (1/1) ... [2023-04-03 00:50:48,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:50:48,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:50:49,248 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_product35.cil.c[16425,16438] [2023-04-03 00:50:49,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:49,401 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:50:49,435 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_product35.cil.c[16425,16438] [2023-04-03 00:50:49,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:49,515 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:50:49,520 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:50:49,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49 WrapperNode [2023-04-03 00:50:49,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:49,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:50:49,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:50:49,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:50:49,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:50:49,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:50:49,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:50:49,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:50:49,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (1/1) ... [2023-04-03 00:50:49,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:49,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:49,682 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 00:50:49,702 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 00:50:49,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:50:49,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:50:49,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:50:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:50:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:50:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:50:49,716 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:50:49,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:50:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:50:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:50:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:50:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:50:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:50:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:50:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:50:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:50:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:50:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:50:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:50:49,976 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:50:49,979 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:50:50,749 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:50:51,301 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:50:51,302 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:50:51,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:51 BoogieIcfgContainer [2023-04-03 00:50:51,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:50:51,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:50:51,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:50:51,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:50:51,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:50:48" (1/3) ... [2023-04-03 00:50:51,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4600ebd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:51, skipping insertion in model container [2023-04-03 00:50:51,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:49" (2/3) ... [2023-04-03 00:50:51,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4600ebd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:51, skipping insertion in model container [2023-04-03 00:50:51,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:51" (3/3) ... [2023-04-03 00:50:51,311 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec8_product35.cil.c [2023-04-03 00:50:51,361 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:50:51,361 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:50:51,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:50:51,410 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;@cf76bb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:50:51,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:50:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand has 482 states, 239 states have (on average 1.1841004184100419) internal successors, (283), 250 states have internal predecessors, (283), 144 states have call successors, (144), 93 states have call predecessors, (144), 93 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) [2023-04-03 00:50:51,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:50:51,428 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:51,429 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 00:50:51,429 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:51,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:51,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1243061698, now seen corresponding path program 1 times [2023-04-03 00:50:51,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:51,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509787025] [2023-04-03 00:50:51,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:51,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:51,829 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 00:50:51,830 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:51,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509787025] [2023-04-03 00:50:51,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509787025] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:51,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:51,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:50:51,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706256074] [2023-04-03 00:50:51,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:51,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:50:51,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:51,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:50:51,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:50:51,866 INFO L87 Difference]: Start difference. First operand has 482 states, 239 states have (on average 1.1841004184100419) internal successors, (283), 250 states have internal predecessors, (283), 144 states have call successors, (144), 93 states have call predecessors, (144), 93 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) Second operand has 2 states, 2 states have (on average 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 00:50:52,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:52,015 INFO L93 Difference]: Finished difference Result 739 states and 881 transitions. [2023-04-03 00:50:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:50:52,017 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 00:50:52,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:52,027 INFO L225 Difference]: With dead ends: 739 [2023-04-03 00:50:52,027 INFO L226 Difference]: Without dead ends: 455 [2023-04-03 00:50:52,034 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 00:50:52,036 INFO L413 NwaCegarLoop]: 493 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:52,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 493 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:52,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2023-04-03 00:50:52,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 455. [2023-04-03 00:50:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 226 states have (on average 1.1725663716814159) internal successors, (265), 234 states have internal predecessors, (265), 139 states have call successors, (139), 93 states have call predecessors, (139), 89 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-04-03 00:50:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 538 transitions. [2023-04-03 00:50:52,091 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 538 transitions. Word has length 132 [2023-04-03 00:50:52,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:52,092 INFO L495 AbstractCegarLoop]: Abstraction has 455 states and 538 transitions. [2023-04-03 00:50:52,092 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 00:50:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 538 transitions. [2023-04-03 00:50:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 00:50:52,095 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:52,096 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 00:50:52,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:50:52,096 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:52,096 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:52,096 INFO L85 PathProgramCache]: Analyzing trace with hash -742827252, now seen corresponding path program 1 times [2023-04-03 00:50:52,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:52,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049035138] [2023-04-03 00:50:52,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:52,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:52,414 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 00:50:52,415 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:52,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049035138] [2023-04-03 00:50:52,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049035138] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:52,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:52,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:52,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73026916] [2023-04-03 00:50:52,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:52,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:52,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:52,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:52,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:52,419 INFO L87 Difference]: Start difference. First operand 455 states and 538 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 00:50:52,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:52,541 INFO L93 Difference]: Finished difference Result 724 states and 849 transitions. [2023-04-03 00:50:52,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:52,541 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 00:50:52,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:52,549 INFO L225 Difference]: With dead ends: 724 [2023-04-03 00:50:52,549 INFO L226 Difference]: Without dead ends: 457 [2023-04-03 00:50:52,553 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 00:50:52,555 INFO L413 NwaCegarLoop]: 484 mSDtfsCounter, 0 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:52,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 966 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:52,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2023-04-03 00:50:52,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 457. [2023-04-03 00:50:52,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 228 states have (on average 1.1710526315789473) internal successors, (267), 236 states have internal predecessors, (267), 139 states have call successors, (139), 93 states have call predecessors, (139), 89 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-04-03 00:50:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 540 transitions. [2023-04-03 00:50:52,591 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 540 transitions. Word has length 133 [2023-04-03 00:50:52,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:52,591 INFO L495 AbstractCegarLoop]: Abstraction has 457 states and 540 transitions. [2023-04-03 00:50:52,592 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 00:50:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 540 transitions. [2023-04-03 00:50:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-04-03 00:50:52,594 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:52,594 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] [2023-04-03 00:50:52,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:50:52,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:52,595 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:52,595 INFO L85 PathProgramCache]: Analyzing trace with hash -248999005, now seen corresponding path program 1 times [2023-04-03 00:50:52,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:52,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506390698] [2023-04-03 00:50:52,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:52,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:52,730 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 00:50:52,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:52,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506390698] [2023-04-03 00:50:52,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506390698] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:52,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:52,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:52,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093639] [2023-04-03 00:50:52,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:52,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:52,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:52,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:52,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:52,733 INFO L87 Difference]: Start difference. First operand 457 states and 540 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:50:52,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:52,847 INFO L93 Difference]: Finished difference Result 900 states and 1093 transitions. [2023-04-03 00:50:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:52,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 145 [2023-04-03 00:50:52,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:52,851 INFO L225 Difference]: With dead ends: 900 [2023-04-03 00:50:52,851 INFO L226 Difference]: Without dead ends: 501 [2023-04-03 00:50:52,854 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 00:50:52,857 INFO L413 NwaCegarLoop]: 489 mSDtfsCounter, 54 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:52,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 966 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:52,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2023-04-03 00:50:52,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 500. [2023-04-03 00:50:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 261 states have (on average 1.2298850574712643) internal successors, (321), 269 states have internal predecessors, (321), 149 states have call successors, (149), 93 states have call predecessors, (149), 89 states have return successors, (144), 143 states have call predecessors, (144), 144 states have call successors, (144) [2023-04-03 00:50:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 614 transitions. [2023-04-03 00:50:52,882 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 614 transitions. Word has length 145 [2023-04-03 00:50:52,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:52,883 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 614 transitions. [2023-04-03 00:50:52,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:50:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 614 transitions. [2023-04-03 00:50:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-04-03 00:50:52,889 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:52,889 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] [2023-04-03 00:50:52,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:50:52,889 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:52,890 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:52,890 INFO L85 PathProgramCache]: Analyzing trace with hash -2048708386, now seen corresponding path program 1 times [2023-04-03 00:50:52,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:52,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21041905] [2023-04-03 00:50:52,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:52,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:53,139 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 00:50:53,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:53,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21041905] [2023-04-03 00:50:53,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21041905] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:50:53,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563760486] [2023-04-03 00:50:53,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:53,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:50:53,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:53,169 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 00:50:53,170 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 00:50:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:53,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 2574 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:50:53,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:50:53,715 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 00:50:53,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:50:53,918 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 00:50:53,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563760486] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:50:53,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1378211308] [2023-04-03 00:50:53,934 INFO L159 IcfgInterpreter]: Started Sifa with 135 locations of interest [2023-04-03 00:50:53,934 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:50:53,937 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:50:53,940 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:50:53,940 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:50:57,884 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:50:58,463 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 369 for LOIs [2023-04-03 00:51:05,379 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-03 00:51:07,879 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-03 00:51:09,406 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-03 00:51:10,181 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-03 00:51:11,629 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:51:12,491 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs [2023-04-03 00:55:05,692 WARN L223 SmtUtils]: Spent 3.86m 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 00:55:05,863 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 239 for LOIs