/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_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:31:41,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:31:41,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:31:41,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:31:41,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:31:41,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:31:41,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:31:41,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:31:41,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:31:41,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:31:41,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:31:41,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:31:41,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:31:41,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:31:41,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:31:41,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:31:41,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:31:41,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:31:41,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:31:41,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:31:41,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:31:41,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:31:41,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:31:41,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:31:41,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:31:41,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:31:41,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:31:41,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:31:41,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:31:41,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:31:41,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:31:41,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:31:41,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:31:41,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:31:41,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:31:41,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:31:41,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:31:41,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:31:41,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:31:41,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:31:41,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:31:41,555 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 00:31:41,585 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:31:41,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:31:41,586 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:31:41,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:31:41,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:31:41,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:31:41,587 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:31:41,587 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:31:41,587 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:31:41,587 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:31:41,588 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:31:41,588 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:31:41,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:31:41,589 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:31:41,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:31:41,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:31:41,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:31:41,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:31:41,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:31:41,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:31:41,590 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:31:41,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:31:41,590 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:31:41,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:31:41,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:31:41,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:31:41,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:31:41,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:31:41,592 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:31:41,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:31:41,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:31:41,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:31:41,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:31:41,776 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:31:41,776 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:31:41,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_product29.cil.c [2023-04-03 00:31:42,844 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:31:43,170 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:31:43,170 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_product29.cil.c [2023-04-03 00:31:43,197 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106cad780/d6a7afea83dc4196b0d2896fb29c15d6/FLAGdce1c9e31 [2023-04-03 00:31:43,212 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106cad780/d6a7afea83dc4196b0d2896fb29c15d6 [2023-04-03 00:31:43,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:31:43,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:31:43,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:31:43,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:31:43,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:31:43,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a8478d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43, skipping insertion in model container [2023-04-03 00:31:43,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:31:43,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:31:43,665 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_spec4_product29.cil.c[58438,58451] [2023-04-03 00:31:43,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:31:43,709 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:31:43,770 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_spec4_product29.cil.c[58438,58451] [2023-04-03 00:31:43,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:31:43,793 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:31:43,798 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:31:43,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43 WrapperNode [2023-04-03 00:31:43,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:31:43,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:31:43,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:31:43,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:31:43,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,901 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:31:43,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:31:43,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:31:43,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:31:43,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (1/1) ... [2023-04-03 00:31:43,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:31:43,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:31:43,940 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 00:31:43,970 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 00:31:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:31:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:31:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:31:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:31:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:31:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:31:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:31:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:31:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:31:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:31:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:31:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:31:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:31:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:31:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:31:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:31:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:31:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:31:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:31:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:31:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:31:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:31:43,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:31:43,998 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:31:43,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:31:43,999 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:31:43,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:31:43,999 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:31:44,000 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:31:44,001 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:31:44,002 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:31:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:31:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:31:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:31:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:31:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:31:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:31:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:31:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:31:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:31:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:31:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:31:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:31:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:31:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:31:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:31:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:31:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:31:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:31:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:31:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:31:44,352 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:31:44,360 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:31:45,117 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:31:45,650 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:31:45,650 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:31:45,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:31:45 BoogieIcfgContainer [2023-04-03 00:31:45,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:31:45,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:31:45,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:31:45,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:31:45,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:31:43" (1/3) ... [2023-04-03 00:31:45,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7864ffa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:31:45, skipping insertion in model container [2023-04-03 00:31:45,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:31:43" (2/3) ... [2023-04-03 00:31:45,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7864ffa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:31:45, skipping insertion in model container [2023-04-03 00:31:45,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:31:45" (3/3) ... [2023-04-03 00:31:45,662 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec4_product29.cil.c [2023-04-03 00:31:45,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:31:45,675 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:31:45,729 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:31:45,733 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;@5958ced5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:31:45,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:31:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 418 states, 210 states have (on average 1.2) internal successors, (252), 219 states have internal predecessors, (252), 122 states have call successors, (122), 76 states have call predecessors, (122), 76 states have return successors, (122), 121 states have call predecessors, (122), 122 states have call successors, (122) [2023-04-03 00:31:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-04-03 00:31:45,825 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:31:45,841 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] [2023-04-03 00:31:45,842 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:31:45,846 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:31:45,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1475159484, now seen corresponding path program 1 times [2023-04-03 00:31:45,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:31:45,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083758626] [2023-04-03 00:31:45,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:31:45,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:31:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:31:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:46,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:31:46,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083758626] [2023-04-03 00:31:46,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083758626] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:31:46,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:31:46,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:31:46,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937396084] [2023-04-03 00:31:46,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:31:46,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:31:46,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:31:46,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:31:46,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:31:46,181 INFO L87 Difference]: Start difference. First operand has 418 states, 210 states have (on average 1.2) internal successors, (252), 219 states have internal predecessors, (252), 122 states have call successors, (122), 76 states have call predecessors, (122), 76 states have return successors, (122), 121 states have call predecessors, (122), 122 states have call successors, (122) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:46,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:31:46,321 INFO L93 Difference]: Finished difference Result 583 states and 699 transitions. [2023-04-03 00:31:46,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:31:46,324 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 136 [2023-04-03 00:31:46,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:31:46,341 INFO L225 Difference]: With dead ends: 583 [2023-04-03 00:31:46,342 INFO L226 Difference]: Without dead ends: 370 [2023-04-03 00:31:46,347 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 00:31:46,351 INFO L413 NwaCegarLoop]: 407 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:31:46,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:31:46,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2023-04-03 00:31:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2023-04-03 00:31:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 188 states have (on average 1.196808510638298) internal successors, (225), 194 states have internal predecessors, (225), 110 states have call successors, (110), 75 states have call predecessors, (110), 71 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2023-04-03 00:31:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 440 transitions. [2023-04-03 00:31:46,434 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 440 transitions. Word has length 136 [2023-04-03 00:31:46,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:31:46,436 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 440 transitions. [2023-04-03 00:31:46,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 440 transitions. [2023-04-03 00:31:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-04-03 00:31:46,445 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:31:46,445 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] [2023-04-03 00:31:46,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:31:46,445 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:31:46,446 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:31:46,446 INFO L85 PathProgramCache]: Analyzing trace with hash 784442366, now seen corresponding path program 1 times [2023-04-03 00:31:46,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:31:46,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077041503] [2023-04-03 00:31:46,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:31:46,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:31:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:31:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:46,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:31:46,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077041503] [2023-04-03 00:31:46,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077041503] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:31:46,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:31:46,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:31:46,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217982196] [2023-04-03 00:31:46,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:31:46,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:31:46,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:31:46,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:31:46,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:31:46,706 INFO L87 Difference]: Start difference. First operand 370 states and 440 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:46,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:31:46,804 INFO L93 Difference]: Finished difference Result 568 states and 667 transitions. [2023-04-03 00:31:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:31:46,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 137 [2023-04-03 00:31:46,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:31:46,808 INFO L225 Difference]: With dead ends: 568 [2023-04-03 00:31:46,808 INFO L226 Difference]: Without dead ends: 372 [2023-04-03 00:31:46,812 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 00:31:46,814 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 0 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:31:46,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 794 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:31:46,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2023-04-03 00:31:46,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2023-04-03 00:31:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 190 states have (on average 1.194736842105263) internal successors, (227), 196 states have internal predecessors, (227), 110 states have call successors, (110), 75 states have call predecessors, (110), 71 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2023-04-03 00:31:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 442 transitions. [2023-04-03 00:31:46,836 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 442 transitions. Word has length 137 [2023-04-03 00:31:46,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:31:46,836 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 442 transitions. [2023-04-03 00:31:46,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 442 transitions. [2023-04-03 00:31:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-03 00:31:46,838 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:31:46,838 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:31:46,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:31:46,838 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:31:46,839 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:31:46,839 INFO L85 PathProgramCache]: Analyzing trace with hash 156319562, now seen corresponding path program 1 times [2023-04-03 00:31:46,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:31:46,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203104871] [2023-04-03 00:31:46,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:31:46,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:31:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:31:46,947 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:46,947 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:31:46,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203104871] [2023-04-03 00:31:46,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203104871] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:31:46,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:31:46,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:31:46,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031141400] [2023-04-03 00:31:46,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:31:46,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:31:46,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:31:46,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:31:46,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:31:46,949 INFO L87 Difference]: Start difference. First operand 372 states and 442 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:47,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:31:47,082 INFO L93 Difference]: Finished difference Result 726 states and 891 transitions. [2023-04-03 00:31:47,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:31:47,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 142 [2023-04-03 00:31:47,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:31:47,086 INFO L225 Difference]: With dead ends: 726 [2023-04-03 00:31:47,086 INFO L226 Difference]: Without dead ends: 412 [2023-04-03 00:31:47,087 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 00:31:47,087 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 52 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:31:47,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 800 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:31:47,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2023-04-03 00:31:47,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 411. [2023-04-03 00:31:47,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 221 states have (on average 1.262443438914027) internal successors, (279), 227 states have internal predecessors, (279), 118 states have call successors, (118), 75 states have call predecessors, (118), 71 states have return successors, (113), 112 states have call predecessors, (113), 113 states have call successors, (113) [2023-04-03 00:31:47,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 510 transitions. [2023-04-03 00:31:47,100 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 510 transitions. Word has length 142 [2023-04-03 00:31:47,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:31:47,100 INFO L495 AbstractCegarLoop]: Abstraction has 411 states and 510 transitions. [2023-04-03 00:31:47,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:31:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 510 transitions. [2023-04-03 00:31:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-04-03 00:31:47,102 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:31:47,102 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:31:47,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:31:47,102 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:31:47,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:31:47,103 INFO L85 PathProgramCache]: Analyzing trace with hash 869223949, now seen corresponding path program 1 times [2023-04-03 00:31:47,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:31:47,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375731217] [2023-04-03 00:31:47,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:31:47,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:31:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:31:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:47,277 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:31:47,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375731217] [2023-04-03 00:31:47,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375731217] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:31:47,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529830574] [2023-04-03 00:31:47,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:31:47,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:31:47,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:31:47,280 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 00:31:47,297 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 00:31:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:31:47,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 2313 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:31:47,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:31:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:47,798 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:31:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:31:47,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529830574] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:31:47,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1913614855] [2023-04-03 00:31:47,994 INFO L159 IcfgInterpreter]: Started Sifa with 130 locations of interest [2023-04-03 00:31:47,994 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:31:47,997 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:31:48,001 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:31:48,001 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:31:51,622 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:31:52,195 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 347 for LOIs [2023-04-03 00:31:58,475 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:32:00,879 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:32:02,278 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:32:03,006 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:32:04,375 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:32:05,187 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:35:50,784 WARN L223 SmtUtils]: Spent 3.73m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:35:50,926 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs