/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_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:50:42,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:50:42,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:50:42,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:50:42,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:50:42,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:50:42,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:50:42,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:50:42,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:50:42,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:50:42,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:50:42,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:50:42,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:50:42,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:50:42,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:50:42,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:50:42,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:50:42,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:50:42,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:50:42,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:50:42,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:50:42,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:50:42,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:50:42,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:50:42,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:50:42,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:50:42,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:50:42,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:50:42,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:50:42,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:50:42,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:50:42,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:50:42,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:50:42,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:50:42,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:50:42,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:50:42,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:50:42,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:50:42,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:50:42,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:50:42,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:50:42,309 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 00:50:42,331 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:50:42,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:50:42,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:50:42,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:50:42,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:50:42,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:50:42,333 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:50:42,333 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:50:42,333 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:50:42,333 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:50:42,334 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:50:42,334 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:50:42,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:50:42,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:50:42,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:50:42,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:42,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:50:42,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:50:42,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:50:42,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:50:42,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:50:42,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:50:42,511 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:50:42,512 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:50:42,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product33.cil.c [2023-04-03 00:50:43,453 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:50:43,743 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:50:43,743 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product33.cil.c [2023-04-03 00:50:43,756 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d97523cc7/d591cd2a83d8431eb77b894e43402d1e/FLAGbdda17241 [2023-04-03 00:50:43,768 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d97523cc7/d591cd2a83d8431eb77b894e43402d1e [2023-04-03 00:50:43,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:50:43,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:50:43,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:43,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:50:43,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:50:43,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:43" (1/1) ... [2023-04-03 00:50:43,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39187298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:43, skipping insertion in model container [2023-04-03 00:50:43,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:43" (1/1) ... [2023-04-03 00:50:43,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:50:43,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:50:44,006 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_product33.cil.c[11621,11634] [2023-04-03 00:50:44,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:44,287 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:50:44,312 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_product33.cil.c[11621,11634] [2023-04-03 00:50:44,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:44,419 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:50:44,424 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:50:44,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44 WrapperNode [2023-04-03 00:50:44,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:44,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:50:44,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:50:44,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:50:44,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,555 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:50:44,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:50:44,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:50:44,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:50:44,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (1/1) ... [2023-04-03 00:50:44,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:44,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:44,615 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 00:50:44,623 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 00:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:50:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2023-04-03 00:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:50:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:50:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:50:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:50:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:50:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-03 00:50:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:50:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:50:44,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:50:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:50:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:50:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:50:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:50:44,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:50:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:50:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:50:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:50:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:50:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:50:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:50:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:50:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:50:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:50:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:50:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:50:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:50:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:50:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:50:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:50:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:50:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:50:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:50:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:50:44,910 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:50:44,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:50:45,860 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:50:46,375 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:50:46,376 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:50:46,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:46 BoogieIcfgContainer [2023-04-03 00:50:46,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:50:46,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:50:46,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:50:46,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:50:46,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:50:43" (1/3) ... [2023-04-03 00:50:46,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47958854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:46, skipping insertion in model container [2023-04-03 00:50:46,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:44" (2/3) ... [2023-04-03 00:50:46,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47958854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:46, skipping insertion in model container [2023-04-03 00:50:46,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:46" (3/3) ... [2023-04-03 00:50:46,385 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec8_product33.cil.c [2023-04-03 00:50:46,398 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:50:46,398 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:50:46,452 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:50:46,457 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;@6af42e32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:50:46,457 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:50:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 437 states, 219 states have (on average 1.1917808219178083) internal successors, (261), 229 states have internal predecessors, (261), 128 states have call successors, (128), 85 states have call predecessors, (128), 85 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2023-04-03 00:50:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-04-03 00:50:46,472 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:46,473 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] [2023-04-03 00:50:46,473 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:46,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:46,476 INFO L85 PathProgramCache]: Analyzing trace with hash -641125917, now seen corresponding path program 1 times [2023-04-03 00:50:46,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:46,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502845770] [2023-04-03 00:50:46,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:46,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:46,951 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 00:50:46,952 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:46,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502845770] [2023-04-03 00:50:46,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502845770] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:46,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:46,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:50:46,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298766597] [2023-04-03 00:50:46,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:46,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:50:46,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:46,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:50:46,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:50:46,993 INFO L87 Difference]: Start difference. First operand has 437 states, 219 states have (on average 1.1917808219178083) internal successors, (261), 229 states have internal predecessors, (261), 128 states have call successors, (128), 85 states have call predecessors, (128), 85 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-03 00:50:47,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:47,134 INFO L93 Difference]: Finished difference Result 675 states and 799 transitions. [2023-04-03 00:50:47,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:50:47,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 125 [2023-04-03 00:50:47,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:47,155 INFO L225 Difference]: With dead ends: 675 [2023-04-03 00:50:47,155 INFO L226 Difference]: Without dead ends: 416 [2023-04-03 00:50:47,161 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 00:50:47,163 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:47,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:47,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2023-04-03 00:50:47,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 416. [2023-04-03 00:50:47,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 210 states have (on average 1.180952380952381) internal successors, (248), 217 states have internal predecessors, (248), 124 states have call successors, (124), 85 states have call predecessors, (124), 81 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2023-04-03 00:50:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 491 transitions. [2023-04-03 00:50:47,241 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 491 transitions. Word has length 125 [2023-04-03 00:50:47,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:47,242 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 491 transitions. [2023-04-03 00:50:47,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-03 00:50:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 491 transitions. [2023-04-03 00:50:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-03 00:50:47,250 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:47,250 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] [2023-04-03 00:50:47,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:50:47,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:47,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:47,251 INFO L85 PathProgramCache]: Analyzing trace with hash -219017162, now seen corresponding path program 1 times [2023-04-03 00:50:47,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:47,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688154044] [2023-04-03 00:50:47,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:47,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:47,458 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 00:50:47,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:47,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688154044] [2023-04-03 00:50:47,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688154044] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:47,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:47,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:47,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479681929] [2023-04-03 00:50:47,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:47,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:47,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:47,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:47,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:47,461 INFO L87 Difference]: Start difference. First operand 416 states and 491 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-03 00:50:47,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:47,535 INFO L93 Difference]: Finished difference Result 660 states and 770 transitions. [2023-04-03 00:50:47,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:47,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 126 [2023-04-03 00:50:47,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:47,538 INFO L225 Difference]: With dead ends: 660 [2023-04-03 00:50:47,538 INFO L226 Difference]: Without dead ends: 418 [2023-04-03 00:50:47,539 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 00:50:47,540 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 0 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:47,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 884 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2023-04-03 00:50:47,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2023-04-03 00:50:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 212 states have (on average 1.179245283018868) internal successors, (250), 219 states have internal predecessors, (250), 124 states have call successors, (124), 85 states have call predecessors, (124), 81 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2023-04-03 00:50:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 493 transitions. [2023-04-03 00:50:47,552 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 493 transitions. Word has length 126 [2023-04-03 00:50:47,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:47,552 INFO L495 AbstractCegarLoop]: Abstraction has 418 states and 493 transitions. [2023-04-03 00:50:47,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-03 00:50:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 493 transitions. [2023-04-03 00:50:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-04-03 00:50:47,554 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:47,554 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:47,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:50:47,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:47,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:47,555 INFO L85 PathProgramCache]: Analyzing trace with hash -551872657, now seen corresponding path program 1 times [2023-04-03 00:50:47,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:47,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094367019] [2023-04-03 00:50:47,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:47,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:47,656 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 00:50:47,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:47,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094367019] [2023-04-03 00:50:47,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094367019] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:47,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:47,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:47,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529749937] [2023-04-03 00:50:47,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:47,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:47,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:47,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:47,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:47,658 INFO L87 Difference]: Start difference. First operand 418 states and 493 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:50:47,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:47,784 INFO L93 Difference]: Finished difference Result 820 states and 996 transitions. [2023-04-03 00:50:47,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:47,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 138 [2023-04-03 00:50:47,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:47,787 INFO L225 Difference]: With dead ends: 820 [2023-04-03 00:50:47,787 INFO L226 Difference]: Without dead ends: 460 [2023-04-03 00:50:47,788 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 00:50:47,789 INFO L413 NwaCegarLoop]: 450 mSDtfsCounter, 53 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:47,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 886 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:47,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2023-04-03 00:50:47,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 459. [2023-04-03 00:50:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 244 states have (on average 1.2418032786885247) internal successors, (303), 251 states have internal predecessors, (303), 133 states have call successors, (133), 85 states have call predecessors, (133), 81 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2023-04-03 00:50:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 564 transitions. [2023-04-03 00:50:47,819 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 564 transitions. Word has length 138 [2023-04-03 00:50:47,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:47,820 INFO L495 AbstractCegarLoop]: Abstraction has 459 states and 564 transitions. [2023-04-03 00:50:47,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:50:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 564 transitions. [2023-04-03 00:50:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-04-03 00:50:47,821 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:47,822 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:47,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:50:47,822 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:47,822 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:47,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1184848074, now seen corresponding path program 1 times [2023-04-03 00:50:47,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:47,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006772617] [2023-04-03 00:50:47,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:47,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:47,988 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 00:50:47,988 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:47,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006772617] [2023-04-03 00:50:47,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006772617] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:50:47,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664402681] [2023-04-03 00:50:47,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:47,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:50:47,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:47,992 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 00:50:47,993 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 00:50:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:48,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 2317 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:50:48,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:50:48,489 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 00:50:48,490 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:50:48,620 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 00:50:48,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664402681] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:50:48,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [3091731] [2023-04-03 00:50:48,637 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2023-04-03 00:50:48,638 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:50:48,640 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:50:48,643 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:50:48,644 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:50:52,212 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:50:52,778 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 327 for LOIs [2023-04-03 00:50:57,962 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-03 00:51:00,358 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-03 00:51:01,765 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-03 00:51:02,513 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-03 00:51:03,934 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:51:04,794 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs [2023-04-03 00:54:53,441 WARN L223 SmtUtils]: Spent 3.78m 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 00:54:53,585 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 239 for LOIs