/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_spec9_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:56:02,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:56:02,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:56:02,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:56:02,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:56:02,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:56:02,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:56:02,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:56:02,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:56:02,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:56:02,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:56:02,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:56:02,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:56:02,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:56:02,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:56:02,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:56:02,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:56:02,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:56:02,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:56:02,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:56:02,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:56:02,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:56:02,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:56:02,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:56:02,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:56:02,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:56:02,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:56:02,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:56:02,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:56:02,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:56:02,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:56:02,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:56:02,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:56:02,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:56:02,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:56:02,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:56:02,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:56:02,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:56:02,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:56:02,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:56:02,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:56:02,215 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 00:56:02,244 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:56:02,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:56:02,245 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:56:02,245 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:56:02,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:56:02,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:56:02,246 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:56:02,246 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:56:02,246 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:56:02,246 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:56:02,247 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:56:02,247 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:56:02,247 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:56:02,247 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:56:02,247 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:56:02,248 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:56:02,248 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:56:02,248 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:56:02,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:56:02,248 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:56:02,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:56:02,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:56:02,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:56:02,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:56:02,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:56:02,250 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:56:02,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:56:02,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:56:02,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:56:02,251 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:56:02,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:56:02,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:56:02,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:56:02,535 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:56:02,536 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:56:02,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product34.cil.c [2023-04-03 00:56:03,658 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:56:03,942 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:56:03,942 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product34.cil.c [2023-04-03 00:56:03,961 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e1defc9/346f9f5363234cfc8e5de1b568c4e8fe/FLAG6f40c3a5c [2023-04-03 00:56:03,971 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e1defc9/346f9f5363234cfc8e5de1b568c4e8fe [2023-04-03 00:56:03,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:56:03,975 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:56:03,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:56:03,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:56:03,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:56:03,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:56:03" (1/1) ... [2023-04-03 00:56:03,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e292c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:03, skipping insertion in model container [2023-04-03 00:56:03,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:56:03" (1/1) ... [2023-04-03 00:56:03,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:56:04,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:56:04,265 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_spec9_product34.cil.c[8301,8314] [2023-04-03 00:56:04,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:56:04,639 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:56:04,667 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_spec9_product34.cil.c[8301,8314] [2023-04-03 00:56:04,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:56:04,794 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:56:04,800 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:56:04,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04 WrapperNode [2023-04-03 00:56:04,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:56:04,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:56:04,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:56:04,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:56:04,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,939 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:56:04,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:56:04,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:56:04,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:56:04,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (1/1) ... [2023-04-03 00:56:04,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:56:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:56:05,016 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 00:56:05,062 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 00:56:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:56:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:56:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:56:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:56:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:56:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:56:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:56:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:56:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:56:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:56:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:56:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:56:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:56:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:56:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:56:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:56:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:56:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:56:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:56:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:56:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:56:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:56:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:56:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:56:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:56:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:56:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:56:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:56:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:56:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:56:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:56:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:56:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:56:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:56:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:56:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:56:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:56:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:56:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:56:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:56:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:56:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:56:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:56:05,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:56:05,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:56:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:56:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:56:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:56:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:56:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:56:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:56:05,129 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:56:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:56:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:56:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:56:05,133 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:56:05,134 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:56:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:56:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:56:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:56:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:56:05,493 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:56:05,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:56:06,631 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:56:07,408 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:56:07,409 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:56:07,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:56:07 BoogieIcfgContainer [2023-04-03 00:56:07,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:56:07,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:56:07,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:56:07,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:56:07,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:56:03" (1/3) ... [2023-04-03 00:56:07,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f95447d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:56:07, skipping insertion in model container [2023-04-03 00:56:07,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:56:04" (2/3) ... [2023-04-03 00:56:07,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f95447d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:56:07, skipping insertion in model container [2023-04-03 00:56:07,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:56:07" (3/3) ... [2023-04-03 00:56:07,423 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec9_product34.cil.c [2023-04-03 00:56:07,439 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:56:07,440 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:56:07,508 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:56:07,516 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;@424f4112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:56:07,516 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:56:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 458 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 88 states have call predecessors, (136), 88 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) [2023-04-03 00:56:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:56:07,550 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:56:07,551 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:56:07,552 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:56:07,558 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:56:07,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1783399898, now seen corresponding path program 1 times [2023-04-03 00:56:07,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:56:07,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288834566] [2023-04-03 00:56:07,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:56:07,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:56:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:56:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:08,114 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:56:08,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288834566] [2023-04-03 00:56:08,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288834566] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:56:08,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:56:08,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:56:08,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914325794] [2023-04-03 00:56:08,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:56:08,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:56:08,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:56:08,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:56:08,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:56:08,174 INFO L87 Difference]: Start difference. First operand has 458 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 88 states have call predecessors, (136), 88 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:08,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:56:08,367 INFO L93 Difference]: Finished difference Result 698 states and 832 transitions. [2023-04-03 00:56:08,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:56:08,369 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 132 [2023-04-03 00:56:08,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:56:08,391 INFO L225 Difference]: With dead ends: 698 [2023-04-03 00:56:08,391 INFO L226 Difference]: Without dead ends: 431 [2023-04-03 00:56:08,399 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 00:56:08,404 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:56:08,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 467 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:56:08,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2023-04-03 00:56:08,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 431. [2023-04-03 00:56:08,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 215 states have (on average 1.1767441860465115) internal successors, (253), 222 states have internal predecessors, (253), 131 states have call successors, (131), 88 states have call predecessors, (131), 84 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-04-03 00:56:08,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 510 transitions. [2023-04-03 00:56:08,512 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 510 transitions. Word has length 132 [2023-04-03 00:56:08,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:56:08,513 INFO L495 AbstractCegarLoop]: Abstraction has 431 states and 510 transitions. [2023-04-03 00:56:08,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 510 transitions. [2023-04-03 00:56:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 00:56:08,516 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:56:08,516 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:56:08,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:56:08,517 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:56:08,517 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:56:08,517 INFO L85 PathProgramCache]: Analyzing trace with hash 293535938, now seen corresponding path program 1 times [2023-04-03 00:56:08,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:56:08,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990625146] [2023-04-03 00:56:08,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:56:08,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:56:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:56:08,972 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:08,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:56:08,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990625146] [2023-04-03 00:56:08,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990625146] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:56:08,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:56:08,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:56:08,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502114042] [2023-04-03 00:56:08,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:56:08,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:56:08,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:56:08,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:56:08,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:56:08,978 INFO L87 Difference]: Start difference. First operand 431 states and 510 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:09,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:56:09,112 INFO L93 Difference]: Finished difference Result 683 states and 800 transitions. [2023-04-03 00:56:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:56:09,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 133 [2023-04-03 00:56:09,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:56:09,118 INFO L225 Difference]: With dead ends: 683 [2023-04-03 00:56:09,118 INFO L226 Difference]: Without dead ends: 433 [2023-04-03 00:56:09,123 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 00:56:09,125 INFO L413 NwaCegarLoop]: 458 mSDtfsCounter, 0 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:56:09,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 914 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:56:09,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-04-03 00:56:09,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2023-04-03 00:56:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 217 states have (on average 1.1751152073732718) internal successors, (255), 224 states have internal predecessors, (255), 131 states have call successors, (131), 88 states have call predecessors, (131), 84 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-04-03 00:56:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 512 transitions. [2023-04-03 00:56:09,159 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 512 transitions. Word has length 133 [2023-04-03 00:56:09,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:56:09,160 INFO L495 AbstractCegarLoop]: Abstraction has 433 states and 512 transitions. [2023-04-03 00:56:09,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:09,162 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 512 transitions. [2023-04-03 00:56:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-04-03 00:56:09,167 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:56:09,167 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:56:09,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:56:09,167 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:56:09,168 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:56:09,168 INFO L85 PathProgramCache]: Analyzing trace with hash -372277508, now seen corresponding path program 1 times [2023-04-03 00:56:09,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:56:09,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457349611] [2023-04-03 00:56:09,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:56:09,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:56:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:56:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:09,370 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:56:09,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457349611] [2023-04-03 00:56:09,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457349611] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:56:09,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:56:09,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:56:09,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047455374] [2023-04-03 00:56:09,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:56:09,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:56:09,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:56:09,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:56:09,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:56:09,373 INFO L87 Difference]: Start difference. First operand 433 states and 512 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:09,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:56:09,525 INFO L93 Difference]: Finished difference Result 850 states and 1034 transitions. [2023-04-03 00:56:09,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:56:09,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 138 [2023-04-03 00:56:09,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:56:09,530 INFO L225 Difference]: With dead ends: 850 [2023-04-03 00:56:09,530 INFO L226 Difference]: Without dead ends: 475 [2023-04-03 00:56:09,534 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 00:56:09,538 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 53 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:56:09,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 914 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:56:09,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2023-04-03 00:56:09,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 474. [2023-04-03 00:56:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 249 states have (on average 1.2369477911646587) internal successors, (308), 256 states have internal predecessors, (308), 140 states have call successors, (140), 88 states have call predecessors, (140), 84 states have return successors, (135), 134 states have call predecessors, (135), 135 states have call successors, (135) [2023-04-03 00:56:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 583 transitions. [2023-04-03 00:56:09,567 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 583 transitions. Word has length 138 [2023-04-03 00:56:09,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:56:09,568 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 583 transitions. [2023-04-03 00:56:09,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:56:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 583 transitions. [2023-04-03 00:56:09,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-04-03 00:56:09,574 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:56:09,574 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:56:09,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:56:09,574 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:56:09,575 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:56:09,575 INFO L85 PathProgramCache]: Analyzing trace with hash -503597564, now seen corresponding path program 1 times [2023-04-03 00:56:09,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:56:09,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925527334] [2023-04-03 00:56:09,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:56:09,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:56:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:56:09,920 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:09,921 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:56:09,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925527334] [2023-04-03 00:56:09,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925527334] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:56:09,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091932162] [2023-04-03 00:56:09,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:56:09,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:56:09,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:56:09,925 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 00:56:09,926 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 00:56:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:56:10,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 2509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:56:10,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:56:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:10,594 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:56:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:56:10,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091932162] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:56:10,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [463384638] [2023-04-03 00:56:10,809 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2023-04-03 00:56:10,810 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:56:10,813 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:56:10,817 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:56:10,818 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:56:15,828 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:56:16,436 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2023-04-03 00:56:23,746 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-03 00:56:26,282 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-03 00:56:27,762 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-03 00:56:28,525 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-03 00:56:30,158 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:56:31,016 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs [2023-04-03 01:00:12,076 WARN L223 SmtUtils]: Spent 3.66m on a formula simplification. DAG size of input: 19623 DAG size of output: 302 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 01:00:12,234 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 239 for LOIs