/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_spec7_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:50:12,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:50:12,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:50:12,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:50:12,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:50:12,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:50:12,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:50:12,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:50:12,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:50:12,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:50:12,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:50:12,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:50:12,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:50:12,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:50:12,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:50:12,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:50:12,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:50:12,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:50:12,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:50:12,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:50:12,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:50:12,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:50:12,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:50:12,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:50:12,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:50:12,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:50:12,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:50:12,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:50:12,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:50:12,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:50:12,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:50:12,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:50:12,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:50:12,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:50:12,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:50:12,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:50:12,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:50:12,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:50:12,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:50:12,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:50:12,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:50:12,427 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 05:50:12,461 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:50:12,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:50:12,462 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:50:12,462 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:50:12,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:50:12,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:50:12,463 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:50:12,463 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:50:12,463 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:50:12,463 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:50:12,463 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:50:12,464 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:50:12,464 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:50:12,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:50:12,465 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:50:12,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:50:12,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:50:12,466 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:50:12,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:50:12,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:50:12,467 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:50:12,467 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:50:12,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:50:12,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:50:12,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:50:12,673 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:50:12,674 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:50:12,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product24.cil.c [2023-04-01 05:50:13,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:50:14,121 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:50:14,122 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product24.cil.c [2023-04-01 05:50:14,143 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5d37961/d02282215b6b426db8a406dd032fc500/FLAG8c08a9f1d [2023-04-01 05:50:14,156 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5d37961/d02282215b6b426db8a406dd032fc500 [2023-04-01 05:50:14,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:50:14,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:50:14,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:50:14,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:50:14,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:50:14,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3468da63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14, skipping insertion in model container [2023-04-01 05:50:14,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:50:14,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:50:14,606 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_spec7_product24.cil.c[62782,62795] [2023-04-01 05:50:14,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:50:14,622 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:50:14,682 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_spec7_product24.cil.c[62782,62795] [2023-04-01 05:50:14,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:50:14,699 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 05:50:14,704 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:50:14,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14 WrapperNode [2023-04-01 05:50:14,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:50:14,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:50:14,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:50:14,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:50:14,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,773 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:50:14,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:50:14,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:50:14,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:50:14,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (1/1) ... [2023-04-01 05:50:14,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:50:14,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:50:14,827 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 05:50:14,844 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 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:50:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 05:50:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 05:50:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 05:50:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 05:50:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 05:50:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 05:50:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 05:50:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2023-04-01 05:50:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:50:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:50:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:50:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 05:50:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:50:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 05:50:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 05:50:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 05:50:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 05:50:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 05:50:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 05:50:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-01 05:50:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:50:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:50:15,125 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:50:15,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:50:15,998 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:50:16,556 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:50:16,558 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 05:50:16,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:50:16 BoogieIcfgContainer [2023-04-01 05:50:16,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:50:16,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:50:16,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:50:16,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:50:16,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:50:14" (1/3) ... [2023-04-01 05:50:16,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310b4f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:50:16, skipping insertion in model container [2023-04-01 05:50:16,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:50:14" (2/3) ... [2023-04-01 05:50:16,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310b4f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:50:16, skipping insertion in model container [2023-04-01 05:50:16,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:50:16" (3/3) ... [2023-04-01 05:50:16,573 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec7_product24.cil.c [2023-04-01 05:50:16,629 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:50:16,629 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:50:16,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:50:16,676 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;@280c5ece, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:50:16,676 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:50:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 379 states, 189 states have (on average 1.1904761904761905) internal successors, (225), 197 states have internal predecessors, (225), 109 states have call successors, (109), 76 states have call predecessors, (109), 76 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2023-04-01 05:50:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-04-01 05:50:16,692 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:50:16,693 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] [2023-04-01 05:50:16,693 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:50:16,697 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:50:16,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1248519428, now seen corresponding path program 1 times [2023-04-01 05:50:16,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:50:16,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825022307] [2023-04-01 05:50:16,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:50:16,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:50:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:50:17,031 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 05:50:17,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:50:17,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825022307] [2023-04-01 05:50:17,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825022307] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:50:17,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:50:17,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:50:17,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593114098] [2023-04-01 05:50:17,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:50:17,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:50:17,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:50:17,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:50:17,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:50:17,075 INFO L87 Difference]: Start difference. First operand has 379 states, 189 states have (on average 1.1904761904761905) internal successors, (225), 197 states have internal predecessors, (225), 109 states have call successors, (109), 76 states have call predecessors, (109), 76 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:50:17,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:50:17,250 INFO L93 Difference]: Finished difference Result 559 states and 652 transitions. [2023-04-01 05:50:17,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:50:17,255 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 121 [2023-04-01 05:50:17,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:50:17,265 INFO L225 Difference]: With dead ends: 559 [2023-04-01 05:50:17,265 INFO L226 Difference]: Without dead ends: 358 [2023-04-01 05:50:17,271 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 05:50:17,276 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:50:17,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 384 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:50:17,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2023-04-01 05:50:17,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2023-04-01 05:50:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 180 states have (on average 1.1777777777777778) internal successors, (212), 185 states have internal predecessors, (212), 105 states have call successors, (105), 76 states have call predecessors, (105), 72 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-04-01 05:50:17,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 417 transitions. [2023-04-01 05:50:17,362 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 417 transitions. Word has length 121 [2023-04-01 05:50:17,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:50:17,364 INFO L495 AbstractCegarLoop]: Abstraction has 358 states and 417 transitions. [2023-04-01 05:50:17,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:50:17,365 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 417 transitions. [2023-04-01 05:50:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-04-01 05:50:17,368 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:50:17,368 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] [2023-04-01 05:50:17,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:50:17,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:50:17,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:50:17,369 INFO L85 PathProgramCache]: Analyzing trace with hash 513839706, now seen corresponding path program 1 times [2023-04-01 05:50:17,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:50:17,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348200344] [2023-04-01 05:50:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:50:17,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:50:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:50:17,727 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 05:50:17,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:50:17,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348200344] [2023-04-01 05:50:17,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348200344] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:50:17,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:50:17,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:50:17,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321727488] [2023-04-01 05:50:17,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:50:17,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:50:17,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:50:17,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:50:17,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:50:17,732 INFO L87 Difference]: Start difference. First operand 358 states and 417 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:50:17,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:50:17,856 INFO L93 Difference]: Finished difference Result 544 states and 622 transitions. [2023-04-01 05:50:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:50:17,857 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 122 [2023-04-01 05:50:17,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:50:17,860 INFO L225 Difference]: With dead ends: 544 [2023-04-01 05:50:17,860 INFO L226 Difference]: Without dead ends: 360 [2023-04-01 05:50:17,861 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 05:50:17,862 INFO L413 NwaCegarLoop]: 375 mSDtfsCounter, 0 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:50:17,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 748 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:50:17,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2023-04-01 05:50:17,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2023-04-01 05:50:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 182 states have (on average 1.1758241758241759) internal successors, (214), 187 states have internal predecessors, (214), 105 states have call successors, (105), 76 states have call predecessors, (105), 72 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-04-01 05:50:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 419 transitions. [2023-04-01 05:50:17,879 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 419 transitions. Word has length 122 [2023-04-01 05:50:17,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:50:17,879 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 419 transitions. [2023-04-01 05:50:17,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:50:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 419 transitions. [2023-04-01 05:50:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-04-01 05:50:17,882 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:50:17,882 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] [2023-04-01 05:50:17,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:50:17,882 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:50:17,883 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:50:17,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1641101945, now seen corresponding path program 1 times [2023-04-01 05:50:17,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:50:17,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065715879] [2023-04-01 05:50:17,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:50:17,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:50:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:50:18,047 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 05:50:18,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:50:18,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065715879] [2023-04-01 05:50:18,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065715879] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:50:18,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:50:18,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:50:18,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202106238] [2023-04-01 05:50:18,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:50:18,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:50:18,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:50:18,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:50:18,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:50:18,056 INFO L87 Difference]: Start difference. First operand 360 states and 419 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-01 05:50:18,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:50:18,146 INFO L93 Difference]: Finished difference Result 704 states and 848 transitions. [2023-04-01 05:50:18,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:50:18,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 134 [2023-04-01 05:50:18,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:50:18,151 INFO L225 Difference]: With dead ends: 704 [2023-04-01 05:50:18,151 INFO L226 Difference]: Without dead ends: 402 [2023-04-01 05:50:18,158 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 05:50:18,161 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 53 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:50:18,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 752 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:50:18,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2023-04-01 05:50:18,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 401. [2023-04-01 05:50:18,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 214 states have (on average 1.2476635514018692) internal successors, (267), 219 states have internal predecessors, (267), 114 states have call successors, (114), 76 states have call predecessors, (114), 72 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2023-04-01 05:50:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 490 transitions. [2023-04-01 05:50:18,209 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 490 transitions. Word has length 134 [2023-04-01 05:50:18,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:50:18,210 INFO L495 AbstractCegarLoop]: Abstraction has 401 states and 490 transitions. [2023-04-01 05:50:18,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-01 05:50:18,210 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 490 transitions. [2023-04-01 05:50:18,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-04-01 05:50:18,214 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:50:18,214 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] [2023-04-01 05:50:18,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:50:18,215 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:50:18,216 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:50:18,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1226501580, now seen corresponding path program 1 times [2023-04-01 05:50:18,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:50:18,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74717023] [2023-04-01 05:50:18,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:50:18,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:50:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:50:18,404 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 05:50:18,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:50:18,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74717023] [2023-04-01 05:50:18,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74717023] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:50:18,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855472756] [2023-04-01 05:50:18,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:50:18,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:50:18,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:50:18,408 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 05:50:18,410 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 05:50:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:50:18,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 05:50:18,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:50:18,882 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 05:50:18,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 05:50:19,052 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 05:50:19,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855472756] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 05:50:19,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1356417436] [2023-04-01 05:50:19,069 INFO L159 IcfgInterpreter]: Started Sifa with 124 locations of interest [2023-04-01 05:50:19,069 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 05:50:19,072 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 05:50:19,076 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 05:50:19,076 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 05:50:23,212 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-01 05:50:24,016 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 315 for LOIs [2023-04-01 05:50:29,591 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-01 05:50:32,140 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-01 05:50:33,609 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-01 05:50:34,392 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-01 05:50:35,852 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-01 05:50:36,835 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs