/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_spec3_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:24:28,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:24:28,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:24:28,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:24:28,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:24:28,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:24:28,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:24:28,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:24:28,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:24:28,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:24:28,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:24:28,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:24:28,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:24:28,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:24:28,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:24:28,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:24:28,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:24:28,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:24:28,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:24:28,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:24:28,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:24:28,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:24:28,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:24:28,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:24:28,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:24:28,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:24:28,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:24:28,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:24:28,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:24:28,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:24:28,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:24:28,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:24:28,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:24:28,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:24:28,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:24:28,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:24:28,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:24:28,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:24:28,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:24:28,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:24:28,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:24:28,726 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 00:24:28,751 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:24:28,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:24:28,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:24:28,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:24:28,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:24:28,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:24:28,753 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:24:28,753 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:24:28,753 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:24:28,753 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:24:28,754 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:24:28,754 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:24:28,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:24:28,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:24:28,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:24:28,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:24:28,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:24:28,757 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:24:28,757 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:24:28,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:24:29,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:24:29,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:24:29,003 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:24:29,004 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:24:29,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product25.cil.c [2023-04-03 00:24:30,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:24:30,312 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:24:30,313 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product25.cil.c [2023-04-03 00:24:30,333 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0e4846d/3b9fa9fefa6c470e8cd31f1707f7d2e6/FLAG3cbe53e5c [2023-04-03 00:24:30,347 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0e4846d/3b9fa9fefa6c470e8cd31f1707f7d2e6 [2023-04-03 00:24:30,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:24:30,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:24:30,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:24:30,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:24:30,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:24:30,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:30,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637d3cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30, skipping insertion in model container [2023-04-03 00:24:30,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:30,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:24:30,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:24:30,769 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_product25.cil.c[64426,64439] [2023-04-03 00:24:30,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:24:30,790 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:24:30,936 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_product25.cil.c[64426,64439] [2023-04-03 00:24:30,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:24:30,967 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:24:30,981 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:24:30,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30 WrapperNode [2023-04-03 00:24:30,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:24:30,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:24:30,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:24:30,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:24:30,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:30,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,057 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:24:31,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:24:31,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:24:31,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:24:31,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (1/1) ... [2023-04-03 00:24:31,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:24:31,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:24:31,136 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 00:24:31,160 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 00:24:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:24:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:24:31,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:24:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:24:31,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:24:31,175 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:24:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:24:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:24:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:24:31,465 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:24:31,468 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:24:32,327 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:24:32,869 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:24:32,873 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:24:32,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:24:32 BoogieIcfgContainer [2023-04-03 00:24:32,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:24:32,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:24:32,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:24:32,880 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:24:32,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:24:30" (1/3) ... [2023-04-03 00:24:32,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90876f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:24:32, skipping insertion in model container [2023-04-03 00:24:32,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:30" (2/3) ... [2023-04-03 00:24:32,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90876f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:24:32, skipping insertion in model container [2023-04-03 00:24:32,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:24:32" (3/3) ... [2023-04-03 00:24:32,881 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product25.cil.c [2023-04-03 00:24:32,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:24:32,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:24:32,953 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:24:32,958 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;@8cf5fab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:24:32,959 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:24:32,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 415 states, 206 states have (on average 1.1893203883495145) internal successors, (245), 215 states have internal predecessors, (245), 123 states have call successors, (123), 80 states have call predecessors, (123), 80 states have return successors, (123), 121 states have call predecessors, (123), 123 states have call successors, (123) [2023-04-03 00:24:32,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-03 00:24:32,989 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:32,990 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:32,991 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:32,997 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:32,997 INFO L85 PathProgramCache]: Analyzing trace with hash 536845825, now seen corresponding path program 1 times [2023-04-03 00:24:33,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:33,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741024550] [2023-04-03 00:24:33,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:33,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:33,492 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 00:24:33,493 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:33,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741024550] [2023-04-03 00:24:33,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741024550] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:33,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:33,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:24:33,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437354006] [2023-04-03 00:24:33,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:33,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:24:33,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:33,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:24:33,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:24:33,531 INFO L87 Difference]: Start difference. First operand has 415 states, 206 states have (on average 1.1893203883495145) internal successors, (245), 215 states have internal predecessors, (245), 123 states have call successors, (123), 80 states have call predecessors, (123), 80 states have return successors, (123), 121 states have call predecessors, (123), 123 states have call successors, (123) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:33,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:33,673 INFO L93 Difference]: Finished difference Result 612 states and 729 transitions. [2023-04-03 00:24:33,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:24:33,675 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 141 [2023-04-03 00:24:33,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:33,692 INFO L225 Difference]: With dead ends: 612 [2023-04-03 00:24:33,693 INFO L226 Difference]: Without dead ends: 388 [2023-04-03 00:24:33,698 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 00:24:33,701 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:33,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 419 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:33,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2023-04-03 00:24:33,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 388. [2023-04-03 00:24:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 193 states have (on average 1.1761658031088082) internal successors, (227), 199 states have internal predecessors, (227), 118 states have call successors, (118), 80 states have call predecessors, (118), 76 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2023-04-03 00:24:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 457 transitions. [2023-04-03 00:24:33,762 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 457 transitions. Word has length 141 [2023-04-03 00:24:33,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:33,763 INFO L495 AbstractCegarLoop]: Abstraction has 388 states and 457 transitions. [2023-04-03 00:24:33,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 457 transitions. [2023-04-03 00:24:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-03 00:24:33,766 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:33,766 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:33,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:24:33,766 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:33,767 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:33,767 INFO L85 PathProgramCache]: Analyzing trace with hash 211718466, now seen corresponding path program 1 times [2023-04-03 00:24:33,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:33,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716208177] [2023-04-03 00:24:33,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:33,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:34,045 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 00:24:34,045 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:34,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716208177] [2023-04-03 00:24:34,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716208177] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:34,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:34,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:24:34,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099494585] [2023-04-03 00:24:34,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:34,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:24:34,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:34,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:24:34,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:34,050 INFO L87 Difference]: Start difference. First operand 388 states and 457 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:34,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:34,230 INFO L93 Difference]: Finished difference Result 597 states and 694 transitions. [2023-04-03 00:24:34,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:24:34,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 142 [2023-04-03 00:24:34,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:34,234 INFO L225 Difference]: With dead ends: 597 [2023-04-03 00:24:34,234 INFO L226 Difference]: Without dead ends: 390 [2023-04-03 00:24:34,235 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 00:24:34,236 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 0 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:34,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 818 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:34,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-04-03 00:24:34,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 390. [2023-04-03 00:24:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 195 states have (on average 1.1743589743589744) internal successors, (229), 201 states have internal predecessors, (229), 118 states have call successors, (118), 80 states have call predecessors, (118), 76 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2023-04-03 00:24:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 459 transitions. [2023-04-03 00:24:34,262 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 459 transitions. Word has length 142 [2023-04-03 00:24:34,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:34,263 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 459 transitions. [2023-04-03 00:24:34,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 459 transitions. [2023-04-03 00:24:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-04-03 00:24:34,264 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:34,265 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:34,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:24:34,265 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:34,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:34,266 INFO L85 PathProgramCache]: Analyzing trace with hash -166187416, now seen corresponding path program 1 times [2023-04-03 00:24:34,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:34,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642059441] [2023-04-03 00:24:34,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:34,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:34,426 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 00:24:34,426 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:34,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642059441] [2023-04-03 00:24:34,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642059441] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:34,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:34,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:24:34,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667950197] [2023-04-03 00:24:34,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:34,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:24:34,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:34,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:24:34,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:34,433 INFO L87 Difference]: Start difference. First operand 390 states and 459 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:34,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:34,526 INFO L93 Difference]: Finished difference Result 764 states and 928 transitions. [2023-04-03 00:24:34,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:24:34,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 147 [2023-04-03 00:24:34,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:34,529 INFO L225 Difference]: With dead ends: 764 [2023-04-03 00:24:34,529 INFO L226 Difference]: Without dead ends: 432 [2023-04-03 00:24:34,530 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 00:24:34,531 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 53 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:34,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 818 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:34,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2023-04-03 00:24:34,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 431. [2023-04-03 00:24:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 227 states have (on average 1.2422907488986785) internal successors, (282), 233 states have internal predecessors, (282), 127 states have call successors, (127), 80 states have call predecessors, (127), 76 states have return successors, (121), 120 states have call predecessors, (121), 121 states have call successors, (121) [2023-04-03 00:24:34,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 530 transitions. [2023-04-03 00:24:34,565 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 530 transitions. Word has length 147 [2023-04-03 00:24:34,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:34,566 INFO L495 AbstractCegarLoop]: Abstraction has 431 states and 530 transitions. [2023-04-03 00:24:34,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:24:34,566 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 530 transitions. [2023-04-03 00:24:34,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-04-03 00:24:34,568 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:34,568 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:34,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:24:34,568 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:34,585 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:34,585 INFO L85 PathProgramCache]: Analyzing trace with hash -543491525, now seen corresponding path program 1 times [2023-04-03 00:24:34,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:34,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280818618] [2023-04-03 00:24:34,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:34,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:34,839 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 00:24:34,839 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:34,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280818618] [2023-04-03 00:24:34,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280818618] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:24:34,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984426767] [2023-04-03 00:24:34,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:34,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:24:34,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:24:34,855 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 00:24:34,856 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 00:24:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:35,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 2396 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:24:35,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:24:35,428 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 00:24:35,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:24:35,589 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 00:24:35,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984426767] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:24:35,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1876986840] [2023-04-03 00:24:35,621 INFO L159 IcfgInterpreter]: Started Sifa with 137 locations of interest [2023-04-03 00:24:35,622 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:24:35,625 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:24:35,629 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:24:35,629 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:24:39,627 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:24:40,244 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 357 for LOIs [2023-04-03 00:24:46,463 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:24:48,935 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:24:50,372 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:24:51,159 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:24:52,674 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:24:53,589 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:28:55,745 WARN L223 SmtUtils]: Spent 4.00m on a formula simplification. DAG size of input: 19626 DAG size of output: 303 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:28:55,881 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs