/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_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:42:45,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:42:45,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:42:45,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:42:45,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:42:45,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:42:45,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:42:45,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:42:45,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:42:45,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:42:45,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:42:45,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:42:45,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:42:45,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:42:45,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:42:45,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:42:45,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:42:45,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:42:45,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:42:45,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:42:45,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:42:45,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:42:45,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:42:45,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:42:45,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:42:45,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:42:45,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:42:45,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:42:45,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:42:45,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:42:45,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:42:45,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:42:45,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:42:45,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:42:45,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:42:45,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:42:45,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:42:45,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:42:45,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:42:45,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:42:45,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:42:45,702 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 [2023-04-01 05:42:45,729 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:42:45,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:42:45,729 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:42:45,729 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:42:45,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:42:45,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:42:45,730 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:42:45,730 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:42:45,730 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:42:45,730 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:42:45,731 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:42:45,731 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:42:45,731 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:42:45,731 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:42:45,731 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:42:45,731 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:42:45,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:42:45,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:42:45,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:42:45,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:42:45,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:42:45,734 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:42:45,734 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:42:45,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:42:45,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:42:45,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:42:45,966 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:42:45,967 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:42:45,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product22.cil.c [2023-04-01 05:42:47,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:42:47,313 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:42:47,314 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product22.cil.c [2023-04-01 05:42:47,328 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35466f298/1c4652cd330c42dd9140a12242372e25/FLAG39f2a5895 [2023-04-01 05:42:47,340 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35466f298/1c4652cd330c42dd9140a12242372e25 [2023-04-01 05:42:47,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:42:47,343 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:42:47,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:42:47,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:42:47,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:42:47,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:47,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b5edff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47, skipping insertion in model container [2023-04-01 05:42:47,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:47,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:42:47,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:42:47,711 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_spec1_product22.cil.c[33239,33252] [2023-04-01 05:42:47,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:42:47,800 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:42:47,869 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_spec1_product22.cil.c[33239,33252] [2023-04-01 05:42:47,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:42:47,929 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 05:42:47,934 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:42:47,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47 WrapperNode [2023-04-01 05:42:47,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:42:47,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:42:47,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:42:47,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:42:47,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:47,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:47,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:47,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,047 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:42:48,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:42:48,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:42:48,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:42:48,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (1/1) ... [2023-04-01 05:42:48,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:42:48,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:42:48,136 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) [2023-04-01 05:42:48,145 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 [2023-04-01 05:42:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:42:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:42:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:42:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 05:42:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:42:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:42:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:42:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:42:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 05:42:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 05:42:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 05:42:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 05:42:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 05:42:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 05:42:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 05:42:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 05:42:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 05:42:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 05:42:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 05:42:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 05:42:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-01 05:42:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-01 05:42:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-01 05:42:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:42:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:42:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:42:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:42:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:42:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:42:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 05:42:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 05:42:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 05:42:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 05:42:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:42:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 05:42:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:42:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:42:48,531 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:42:48,540 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:42:49,487 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:42:50,124 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:42:50,124 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 05:42:50,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:42:50 BoogieIcfgContainer [2023-04-01 05:42:50,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:42:50,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:42:50,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:42:50,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:42:50,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:42:47" (1/3) ... [2023-04-01 05:42:50,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da3121a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:42:50, skipping insertion in model container [2023-04-01 05:42:50,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:42:47" (2/3) ... [2023-04-01 05:42:50,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da3121a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:42:50, skipping insertion in model container [2023-04-01 05:42:50,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:42:50" (3/3) ... [2023-04-01 05:42:50,138 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec1_product22.cil.c [2023-04-01 05:42:50,152 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:42:50,152 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:42:50,204 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:42:50,209 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;@4ba96e20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:42:50,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:42:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 372 states, 187 states have (on average 1.1978609625668448) internal successors, (224), 195 states have internal predecessors, (224), 108 states have call successors, (108), 72 states have call predecessors, (108), 72 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-04-01 05:42:50,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-01 05:42:50,230 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:42:50,230 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] [2023-04-01 05:42:50,231 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:42:50,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:42:50,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1740318570, now seen corresponding path program 1 times [2023-04-01 05:42:50,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:42:50,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780326429] [2023-04-01 05:42:50,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:42:50,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:42:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:42:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:50,597 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:42:50,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780326429] [2023-04-01 05:42:50,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780326429] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:42:50,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:42:50,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:42:50,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560051063] [2023-04-01 05:42:50,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:42:50,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:42:50,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:42:50,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:42:50,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:42:50,646 INFO L87 Difference]: Start difference. First operand has 372 states, 187 states have (on average 1.1978609625668448) internal successors, (224), 195 states have internal predecessors, (224), 108 states have call successors, (108), 72 states have call predecessors, (108), 72 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-01 05:42:50,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:42:50,778 INFO L93 Difference]: Finished difference Result 545 states and 644 transitions. [2023-04-01 05:42:50,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:42:50,781 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 114 [2023-04-01 05:42:50,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:42:50,798 INFO L225 Difference]: With dead ends: 545 [2023-04-01 05:42:50,798 INFO L226 Difference]: Without dead ends: 351 [2023-04-01 05:42:50,806 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 [2023-04-01 05:42:50,809 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:42:50,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 384 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:42:50,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2023-04-01 05:42:50,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2023-04-01 05:42:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 178 states have (on average 1.1853932584269662) internal successors, (211), 183 states have internal predecessors, (211), 104 states have call successors, (104), 72 states have call predecessors, (104), 68 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-04-01 05:42:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 414 transitions. [2023-04-01 05:42:50,886 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 414 transitions. Word has length 114 [2023-04-01 05:42:50,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:42:50,888 INFO L495 AbstractCegarLoop]: Abstraction has 351 states and 414 transitions. [2023-04-01 05:42:50,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-01 05:42:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 414 transitions. [2023-04-01 05:42:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-04-01 05:42:50,895 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:42:50,896 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] [2023-04-01 05:42:50,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:42:50,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:42:50,897 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:42:50,897 INFO L85 PathProgramCache]: Analyzing trace with hash -776012556, now seen corresponding path program 1 times [2023-04-01 05:42:50,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:42:50,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506178278] [2023-04-01 05:42:50,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:42:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:42:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:42:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:51,227 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:42:51,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506178278] [2023-04-01 05:42:51,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506178278] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:42:51,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:42:51,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:42:51,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542255373] [2023-04-01 05:42:51,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:42:51,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:42:51,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:42:51,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:42:51,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:42:51,231 INFO L87 Difference]: Start difference. First operand 351 states and 414 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-01 05:42:51,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:42:51,351 INFO L93 Difference]: Finished difference Result 530 states and 616 transitions. [2023-04-01 05:42:51,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:42:51,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 115 [2023-04-01 05:42:51,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:42:51,354 INFO L225 Difference]: With dead ends: 530 [2023-04-01 05:42:51,354 INFO L226 Difference]: Without dead ends: 353 [2023-04-01 05:42:51,358 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 [2023-04-01 05:42:51,359 INFO L413 NwaCegarLoop]: 375 mSDtfsCounter, 0 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:42:51,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 748 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:42:51,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2023-04-01 05:42:51,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2023-04-01 05:42:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 180 states have (on average 1.1833333333333333) internal successors, (213), 185 states have internal predecessors, (213), 104 states have call successors, (104), 72 states have call predecessors, (104), 68 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-04-01 05:42:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 416 transitions. [2023-04-01 05:42:51,373 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 416 transitions. Word has length 115 [2023-04-01 05:42:51,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:42:51,373 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 416 transitions. [2023-04-01 05:42:51,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-01 05:42:51,374 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 416 transitions. [2023-04-01 05:42:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-04-01 05:42:51,375 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:42:51,375 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] [2023-04-01 05:42:51,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:42:51,376 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:42:51,376 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:42:51,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1395076275, now seen corresponding path program 1 times [2023-04-01 05:42:51,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:42:51,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360189861] [2023-04-01 05:42:51,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:42:51,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:42:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:42:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:51,561 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:42:51,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360189861] [2023-04-01 05:42:51,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360189861] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:42:51,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:42:51,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:42:51,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322948747] [2023-04-01 05:42:51,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:42:51,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:42:51,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:42:51,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:42:51,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:42:51,563 INFO L87 Difference]: Start difference. First operand 353 states and 416 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:42:51,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:42:51,697 INFO L93 Difference]: Finished difference Result 690 states and 842 transitions. [2023-04-01 05:42:51,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:42:51,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 127 [2023-04-01 05:42:51,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:42:51,700 INFO L225 Difference]: With dead ends: 690 [2023-04-01 05:42:51,700 INFO L226 Difference]: Without dead ends: 395 [2023-04-01 05:42:51,701 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 [2023-04-01 05:42:51,702 INFO L413 NwaCegarLoop]: 382 mSDtfsCounter, 53 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:42:51,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 750 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:42:51,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2023-04-01 05:42:51,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 394. [2023-04-01 05:42:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 212 states have (on average 1.2547169811320755) internal successors, (266), 217 states have internal predecessors, (266), 113 states have call successors, (113), 72 states have call predecessors, (113), 68 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-04-01 05:42:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 487 transitions. [2023-04-01 05:42:51,773 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 487 transitions. Word has length 127 [2023-04-01 05:42:51,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:42:51,774 INFO L495 AbstractCegarLoop]: Abstraction has 394 states and 487 transitions. [2023-04-01 05:42:51,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:42:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 487 transitions. [2023-04-01 05:42:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-04-01 05:42:51,776 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:42:51,776 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] [2023-04-01 05:42:51,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:42:51,776 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:42:51,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:42:51,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1668675088, now seen corresponding path program 1 times [2023-04-01 05:42:51,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:42:51,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610408103] [2023-04-01 05:42:51,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:42:51,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:42:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:42:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:52,002 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:42:52,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610408103] [2023-04-01 05:42:52,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610408103] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:42:52,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212380888] [2023-04-01 05:42:52,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:42:52,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:42:52,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:42:52,006 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) [2023-04-01 05:42:52,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 05:42:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:42:52,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 05:42:52,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:42:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:52,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 05:42:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:42:52,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212380888] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 05:42:52,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1199834619] [2023-04-01 05:42:52,776 INFO L159 IcfgInterpreter]: Started Sifa with 117 locations of interest [2023-04-01 05:42:52,777 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 05:42:52,779 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 05:42:52,783 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 05:42:52,784 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 05:42:56,496 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-01 05:42:57,076 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 317 for LOIs [2023-04-01 05:43:02,553 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-01 05:43:05,086 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-01 05:43:06,596 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-01 05:43:07,385 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-01 05:43:08,883 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-01 05:43:09,770 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs