/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 IntervalDomain -i ../sv-benchmarks/c/product-lines/email_spec3_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 23:44:05,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 23:44:05,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 23:44:05,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 23:44:05,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 23:44:05,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 23:44:05,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 23:44:05,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 23:44:05,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 23:44:06,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 23:44:06,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 23:44:06,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 23:44:06,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 23:44:06,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 23:44:06,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 23:44:06,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 23:44:06,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 23:44:06,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 23:44:06,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 23:44:06,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 23:44:06,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 23:44:06,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 23:44:06,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 23:44:06,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 23:44:06,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 23:44:06,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 23:44:06,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 23:44:06,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 23:44:06,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 23:44:06,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 23:44:06,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 23:44:06,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 23:44:06,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 23:44:06,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 23:44:06,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 23:44:06,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 23:44:06,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 23:44:06,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 23:44:06,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 23:44:06,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 23:44:06,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 23:44:06,047 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 [2023-03-31 23:44:06,081 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 23:44:06,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 23:44:06,082 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 23:44:06,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 23:44:06,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 23:44:06,083 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 23:44:06,083 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 23:44:06,084 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 23:44:06,084 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 23:44:06,084 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 23:44:06,084 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 23:44:06,084 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 23:44:06,084 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 23:44:06,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 23:44:06,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 23:44:06,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:44:06,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 23:44:06,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 23:44:06,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 23:44:06,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 23:44:06,087 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 23:44:06,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 23:44:06,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 23:44:06,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 23:44:06,287 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 23:44:06,288 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 23:44:06,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product28.cil.c [2023-03-31 23:44:07,353 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 23:44:07,660 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 23:44:07,660 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product28.cil.c [2023-03-31 23:44:07,672 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76df64571/c06ff2d25702466ca990c8782a9869dc/FLAGc514aa04e [2023-03-31 23:44:07,682 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76df64571/c06ff2d25702466ca990c8782a9869dc [2023-03-31 23:44:07,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 23:44:07,685 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 23:44:07,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 23:44:07,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 23:44:07,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 23:44:07,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:44:07" (1/1) ... [2023-03-31 23:44:07,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed2a87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:07, skipping insertion in model container [2023-03-31 23:44:07,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:44:07" (1/1) ... [2023-03-31 23:44:07,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 23:44:07,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 23:44:07,940 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_spec3_product28.cil.c[6522,6535] [2023-03-31 23:44:08,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:44:08,166 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 23:44:08,190 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_spec3_product28.cil.c[6522,6535] [2023-03-31 23:44:08,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:44:08,271 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 23:44:08,277 INFO L208 MainTranslator]: Completed translation [2023-03-31 23:44:08,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08 WrapperNode [2023-03-31 23:44:08,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 23:44:08,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 23:44:08,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 23:44:08,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 23:44:08,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,409 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 23:44:08,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 23:44:08,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 23:44:08,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 23:44:08,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (1/1) ... [2023-03-31 23:44:08,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:44:08,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:44:08,480 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) [2023-03-31 23:44:08,501 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 [2023-03-31 23:44:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 23:44:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 23:44:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-03-31 23:44:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 23:44:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-03-31 23:44:08,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-03-31 23:44:08,554 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-03-31 23:44:08,554 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-03-31 23:44:08,555 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-03-31 23:44:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-03-31 23:44:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-03-31 23:44:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-03-31 23:44:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-03-31 23:44:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-03-31 23:44:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-03-31 23:44:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-03-31 23:44:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-03-31 23:44:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-03-31 23:44:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-03-31 23:44:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-03-31 23:44:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-03-31 23:44:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-03-31 23:44:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-03-31 23:44:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-03-31 23:44:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-03-31 23:44:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-03-31 23:44:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-03-31 23:44:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 23:44:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-03-31 23:44:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-03-31 23:44:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-03-31 23:44:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 23:44:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-03-31 23:44:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-03-31 23:44:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 23:44:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-03-31 23:44:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-03-31 23:44:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-03-31 23:44:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-03-31 23:44:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 23:44:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 23:44:08,860 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 23:44:08,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 23:44:09,760 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 23:44:10,311 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 23:44:10,312 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-31 23:44:10,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:44:10 BoogieIcfgContainer [2023-03-31 23:44:10,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 23:44:10,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 23:44:10,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 23:44:10,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 23:44:10,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 11:44:07" (1/3) ... [2023-03-31 23:44:10,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64985124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:44:10, skipping insertion in model container [2023-03-31 23:44:10,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:44:08" (2/3) ... [2023-03-31 23:44:10,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64985124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:44:10, skipping insertion in model container [2023-03-31 23:44:10,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:44:10" (3/3) ... [2023-03-31 23:44:10,331 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product28.cil.c [2023-03-31 23:44:10,344 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 23:44:10,344 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 23:44:10,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 23:44:10,399 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;@57174f9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 23:44:10,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 23:44:10,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 384 states, 195 states have (on average 1.2102564102564102) internal successors, (236), 204 states have internal predecessors, (236), 111 states have call successors, (111), 69 states have call predecessors, (111), 69 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2023-03-31 23:44:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-03-31 23:44:10,426 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:44:10,427 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:44:10,427 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:44:10,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:44:10,432 INFO L85 PathProgramCache]: Analyzing trace with hash -373953942, now seen corresponding path program 1 times [2023-03-31 23:44:10,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:44:10,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534551072] [2023-03-31 23:44:10,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:44:10,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:44:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:44:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:10,849 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:44:10,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534551072] [2023-03-31 23:44:10,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534551072] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:44:10,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:44:10,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-31 23:44:10,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409473668] [2023-03-31 23:44:10,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:44:10,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-31 23:44:10,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:44:10,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-31 23:44:10,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:44:10,876 INFO L87 Difference]: Start difference. First operand has 384 states, 195 states have (on average 1.2102564102564102) internal successors, (236), 204 states have internal predecessors, (236), 111 states have call successors, (111), 69 states have call predecessors, (111), 69 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:10,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:44:10,996 INFO L93 Difference]: Finished difference Result 541 states and 652 transitions. [2023-03-31 23:44:10,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-31 23:44:10,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 152 [2023-03-31 23:44:10,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:44:11,009 INFO L225 Difference]: With dead ends: 541 [2023-03-31 23:44:11,009 INFO L226 Difference]: Without dead ends: 342 [2023-03-31 23:44:11,012 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 [2023-03-31 23:44:11,015 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:44:11,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 380 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:44:11,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2023-03-31 23:44:11,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2023-03-31 23:44:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 177 states have (on average 1.2090395480225988) internal successors, (214), 183 states have internal predecessors, (214), 100 states have call successors, (100), 68 states have call predecessors, (100), 64 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-03-31 23:44:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 408 transitions. [2023-03-31 23:44:11,070 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 408 transitions. Word has length 152 [2023-03-31 23:44:11,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:44:11,071 INFO L495 AbstractCegarLoop]: Abstraction has 342 states and 408 transitions. [2023-03-31 23:44:11,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 408 transitions. [2023-03-31 23:44:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-03-31 23:44:11,073 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:44:11,073 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:44:11,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 23:44:11,073 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:44:11,074 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:44:11,074 INFO L85 PathProgramCache]: Analyzing trace with hash -345746805, now seen corresponding path program 1 times [2023-03-31 23:44:11,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:44:11,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261285405] [2023-03-31 23:44:11,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:44:11,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:44:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:44:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:11,384 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:44:11,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261285405] [2023-03-31 23:44:11,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261285405] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:44:11,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:44:11,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:44:11,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665911223] [2023-03-31 23:44:11,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:44:11,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:44:11,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:44:11,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:44:11,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:44:11,388 INFO L87 Difference]: Start difference. First operand 342 states and 408 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:11,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:44:11,493 INFO L93 Difference]: Finished difference Result 526 states and 618 transitions. [2023-03-31 23:44:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:44:11,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 153 [2023-03-31 23:44:11,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:44:11,501 INFO L225 Difference]: With dead ends: 526 [2023-03-31 23:44:11,501 INFO L226 Difference]: Without dead ends: 344 [2023-03-31 23:44:11,506 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 [2023-03-31 23:44:11,508 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 0 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:44:11,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 740 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:44:11,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2023-03-31 23:44:11,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2023-03-31 23:44:11,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 179 states have (on average 1.2067039106145252) internal successors, (216), 185 states have internal predecessors, (216), 100 states have call successors, (100), 68 states have call predecessors, (100), 64 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-03-31 23:44:11,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 410 transitions. [2023-03-31 23:44:11,538 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 410 transitions. Word has length 153 [2023-03-31 23:44:11,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:44:11,538 INFO L495 AbstractCegarLoop]: Abstraction has 344 states and 410 transitions. [2023-03-31 23:44:11,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:11,539 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 410 transitions. [2023-03-31 23:44:11,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-03-31 23:44:11,543 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:44:11,543 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:44:11,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 23:44:11,544 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:44:11,544 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:44:11,544 INFO L85 PathProgramCache]: Analyzing trace with hash 2093384832, now seen corresponding path program 1 times [2023-03-31 23:44:11,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:44:11,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674743571] [2023-03-31 23:44:11,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:44:11,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:44:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:44:11,682 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:11,683 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:44:11,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674743571] [2023-03-31 23:44:11,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674743571] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:44:11,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:44:11,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:44:11,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469738357] [2023-03-31 23:44:11,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:44:11,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:44:11,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:44:11,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:44:11,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:44:11,688 INFO L87 Difference]: Start difference. First operand 344 states and 410 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:11,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:44:11,792 INFO L93 Difference]: Finished difference Result 668 states and 824 transitions. [2023-03-31 23:44:11,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:44:11,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 158 [2023-03-31 23:44:11,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:44:11,794 INFO L225 Difference]: With dead ends: 668 [2023-03-31 23:44:11,794 INFO L226 Difference]: Without dead ends: 382 [2023-03-31 23:44:11,795 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 [2023-03-31 23:44:11,795 INFO L413 NwaCegarLoop]: 376 mSDtfsCounter, 51 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:44:11,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 740 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:44:11,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2023-03-31 23:44:11,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 381. [2023-03-31 23:44:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 209 states have (on average 1.277511961722488) internal successors, (267), 215 states have internal predecessors, (267), 107 states have call successors, (107), 68 states have call predecessors, (107), 64 states have return successors, (101), 101 states have call predecessors, (101), 101 states have call successors, (101) [2023-03-31 23:44:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 475 transitions. [2023-03-31 23:44:11,814 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 475 transitions. Word has length 158 [2023-03-31 23:44:11,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:44:11,814 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 475 transitions. [2023-03-31 23:44:11,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:44:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 475 transitions. [2023-03-31 23:44:11,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-03-31 23:44:11,816 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:44:11,816 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:44:11,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 23:44:11,816 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:44:11,817 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:44:11,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1341324770, now seen corresponding path program 1 times [2023-03-31 23:44:11,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:44:11,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347995189] [2023-03-31 23:44:11,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:44:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:44:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:44:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:12,061 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:44:12,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347995189] [2023-03-31 23:44:12,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347995189] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-31 23:44:12,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669750427] [2023-03-31 23:44:12,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:44:12,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-31 23:44:12,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:44:12,064 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) [2023-03-31 23:44:12,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-31 23:44:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:44:12,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-31 23:44:12,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-31 23:44:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:12,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-31 23:44:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-03-31 23:44:12,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669750427] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-31 23:44:12,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [402960699] [2023-03-31 23:44:12,795 INFO L159 IcfgInterpreter]: Started Sifa with 142 locations of interest [2023-03-31 23:44:12,795 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 23:44:12,798 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 23:44:12,801 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 23:44:12,801 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 23:44:16,267 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-03-31 23:44:16,802 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 311 for LOIs [2023-03-31 23:44:21,494 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-03-31 23:44:24,127 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-03-31 23:44:25,641 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-03-31 23:44:26,355 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-03-31 23:44:27,695 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-03-31 23:44:28,517 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-03-31 23:44:30,142 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs [2023-03-31 23:44:31,051 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 230 for LOIs [2023-03-31 23:44:31,160 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 232 for LOIs [2023-03-31 23:44:31,268 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 232 for LOIs [2023-03-31 23:44:31,336 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 292 for LOIs [2023-03-31 23:44:34,741 INFO L197 IcfgInterpreter]: Interpreting procedure bobToRjh with input of size 253 for LOIs [2023-03-31 23:44:35,021 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 257 for LOIs [2023-03-31 23:44:36,210 INFO L197 IcfgInterpreter]: Interpreting procedure createEmail with input of size 234 for LOIs [2023-03-31 23:44:37,865 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 228 for LOIs [2023-03-31 23:44:38,004 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 232 for LOIs [2023-03-31 23:44:38,117 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 232 for LOIs [2023-03-31 23:44:38,204 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 247 for LOIs [2023-03-31 23:44:39,202 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__Encrypt with input of size 231 for LOIs [2023-03-31 23:44:40,947 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__Keys with input of size 231 for LOIs [2023-03-31 23:44:42,392 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 237 for LOIs [2023-03-31 23:44:42,784 INFO L197 IcfgInterpreter]: Interpreting procedure mail with input of size 231 for LOIs [2023-03-31 23:44:44,290 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 219 for LOIs [2023-03-31 23:44:44,563 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__SignVerify_spec__1 with input of size 217 for LOIs [2023-03-31 23:44:45,163 INFO L197 IcfgInterpreter]: Interpreting procedure isSigned with input of size 214 for LOIs [2023-03-31 23:44:45,246 INFO L197 IcfgInterpreter]: Interpreting procedure incoming with input of size 231 for LOIs [2023-03-31 23:44:46,095 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Verify with input of size 223 for LOIs [2023-03-31 23:44:46,260 INFO L197 IcfgInterpreter]: Interpreting procedure verify with input of size 223 for LOIs [2023-03-31 23:44:46,447 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__SignVerify_spec__2 with input of size 219 for LOIs [2023-03-31 23:44:48,177 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 211 for LOIs [2023-03-31 23:44:48,230 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 224 for LOIs [2023-03-31 23:44:48,537 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailFrom with input of size 213 for LOIs [2023-03-31 23:44:48,623 INFO L197 IcfgInterpreter]: Interpreting procedure getClientId with input of size 208 for LOIs [2023-03-31 23:44:48,727 INFO L197 IcfgInterpreter]: Interpreting procedure sign with input of size 226 for LOIs [2023-03-31 23:44:49,587 INFO L197 IcfgInterpreter]: Interpreting procedure getClientPrivateKey with input of size 230 for LOIs [2023-03-31 23:44:49,878 INFO L180 IcfgInterpreter]: Interpretation finished