/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_spec11_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:07:52,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:07:52,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:07:52,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:07:52,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:07:52,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:07:52,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:07:52,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:07:52,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:07:52,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:07:52,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:07:52,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:07:52,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:07:52,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:07:52,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:07:52,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:07:52,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:07:52,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:07:52,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:07:52,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:07:52,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:07:52,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:07:52,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:07:52,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:07:52,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:07:52,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:07:52,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:07:52,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:07:52,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:07:52,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:07:52,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:07:52,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:07:52,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:07:52,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:07:52,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:07:52,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:07:52,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:07:52,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:07:52,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:07:52,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:07:52,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:07:52,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 00:07:52,449 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:07:52,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:07:52,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:07:52,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:07:52,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:07:52,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:07:52,450 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:07:52,450 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:07:52,450 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:07:52,450 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:07:52,450 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:07:52,451 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:07:52,451 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:07:52,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:07:52,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:07:52,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:07:52,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:07:52,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:07:52,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:07:52,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:07:52,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:07:52,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:07:52,683 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:07:52,684 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:07:52,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product27.cil.c [2023-04-03 00:07:53,711 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:07:53,963 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:07:53,963 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product27.cil.c [2023-04-03 00:07:53,991 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd9c4f2e/4e75f20da1af4c7bbc04e065971604fd/FLAG3df8ecaf3 [2023-04-03 00:07:54,002 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd9c4f2e/4e75f20da1af4c7bbc04e065971604fd [2023-04-03 00:07:54,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:07:54,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:07:54,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:07:54,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:07:54,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:07:54,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d4aae7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54, skipping insertion in model container [2023-04-03 00:07:54,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:07:54,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:07:54,391 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_spec11_product27.cil.c[34014,34027] [2023-04-03 00:07:54,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:07:54,550 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:07:54,604 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_spec11_product27.cil.c[34014,34027] [2023-04-03 00:07:54,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:07:54,672 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:07:54,678 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:07:54,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54 WrapperNode [2023-04-03 00:07:54,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:07:54,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:07:54,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:07:54,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:07:54,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:07:54,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:07:54,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:07:54,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:07:54,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (1/1) ... [2023-04-03 00:07:54,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:07:55,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:07:55,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 00:07:55,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:07:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:07:55,127 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:07:55,128 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:07:55,129 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:07:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:07:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:07:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:07:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:07:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:07:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:07:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:07:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:07:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:07:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:07:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:07:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:07:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:07:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:07:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:07:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2023-04-03 00:07:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:07:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:07:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:07:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:07:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:07:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:07:55,389 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:07:55,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:07:56,333 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:07:56,905 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:07:56,905 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:07:56,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:07:56 BoogieIcfgContainer [2023-04-03 00:07:56,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:07:56,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:07:56,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:07:56,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:07:56,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:07:54" (1/3) ... [2023-04-03 00:07:56,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d963a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:07:56, skipping insertion in model container [2023-04-03 00:07:56,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:07:54" (2/3) ... [2023-04-03 00:07:56,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d963a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:07:56, skipping insertion in model container [2023-04-03 00:07:56,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:07:56" (3/3) ... [2023-04-03 00:07:56,916 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product27.cil.c [2023-04-03 00:07:56,930 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:07:56,931 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:07:56,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:07:56,996 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;@2e5e381, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:07:56,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:07:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 425 states, 210 states have (on average 1.180952380952381) internal successors, (248), 219 states have internal predecessors, (248), 125 states have call successors, (125), 84 states have call predecessors, (125), 84 states have return successors, (125), 124 states have call predecessors, (125), 125 states have call successors, (125) [2023-04-03 00:07:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-04-03 00:07:57,028 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:57,030 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:57,030 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:57,036 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:57,036 INFO L85 PathProgramCache]: Analyzing trace with hash 90242370, now seen corresponding path program 1 times [2023-04-03 00:07:57,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:57,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250925216] [2023-04-03 00:07:57,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:57,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:57,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:57,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250925216] [2023-04-03 00:07:57,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250925216] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:57,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:57,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:07:57,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788780419] [2023-04-03 00:07:57,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:57,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:07:57,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:57,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:07:57,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:07:57,500 INFO L87 Difference]: Start difference. First operand has 425 states, 210 states have (on average 1.180952380952381) internal successors, (248), 219 states have internal predecessors, (248), 125 states have call successors, (125), 84 states have call predecessors, (125), 84 states have return successors, (125), 124 states have call predecessors, (125), 125 states have call successors, (125) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:57,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:57,649 INFO L93 Difference]: Finished difference Result 625 states and 738 transitions. [2023-04-03 00:07:57,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:07:57,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 153 [2023-04-03 00:07:57,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:57,669 INFO L225 Difference]: With dead ends: 625 [2023-04-03 00:07:57,669 INFO L226 Difference]: Without dead ends: 398 [2023-04-03 00:07:57,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:07:57,682 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:57,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 426 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:57,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2023-04-03 00:07:57,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2023-04-03 00:07:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 197 states have (on average 1.16751269035533) internal successors, (230), 203 states have internal predecessors, (230), 120 states have call successors, (120), 84 states have call predecessors, (120), 80 states have return successors, (115), 114 states have call predecessors, (115), 115 states have call successors, (115) [2023-04-03 00:07:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 465 transitions. [2023-04-03 00:07:57,733 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 465 transitions. Word has length 153 [2023-04-03 00:07:57,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:57,734 INFO L495 AbstractCegarLoop]: Abstraction has 398 states and 465 transitions. [2023-04-03 00:07:57,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:57,734 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 465 transitions. [2023-04-03 00:07:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-04-03 00:07:57,737 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:57,737 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:57,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:07:57,738 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:57,738 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:57,738 INFO L85 PathProgramCache]: Analyzing trace with hash -555943214, now seen corresponding path program 1 times [2023-04-03 00:07:57,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:57,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441394726] [2023-04-03 00:07:57,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:57,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:58,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:58,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441394726] [2023-04-03 00:07:58,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441394726] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:58,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:58,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:07:58,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864445006] [2023-04-03 00:07:58,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:58,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:07:58,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:58,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:07:58,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:58,071 INFO L87 Difference]: Start difference. First operand 398 states and 465 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:58,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:58,177 INFO L93 Difference]: Finished difference Result 610 states and 703 transitions. [2023-04-03 00:07:58,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:07:58,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 154 [2023-04-03 00:07:58,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:58,182 INFO L225 Difference]: With dead ends: 610 [2023-04-03 00:07:58,182 INFO L226 Difference]: Without dead ends: 400 [2023-04-03 00:07:58,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:58,189 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 0 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:58,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 832 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:58,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2023-04-03 00:07:58,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 400. [2023-04-03 00:07:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 199 states have (on average 1.1658291457286432) internal successors, (232), 205 states have internal predecessors, (232), 120 states have call successors, (120), 84 states have call predecessors, (120), 80 states have return successors, (115), 114 states have call predecessors, (115), 115 states have call successors, (115) [2023-04-03 00:07:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 467 transitions. [2023-04-03 00:07:58,219 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 467 transitions. Word has length 154 [2023-04-03 00:07:58,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:58,219 INFO L495 AbstractCegarLoop]: Abstraction has 400 states and 467 transitions. [2023-04-03 00:07:58,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-03 00:07:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 467 transitions. [2023-04-03 00:07:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-03 00:07:58,222 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:58,222 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:58,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:07:58,222 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:58,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:58,223 INFO L85 PathProgramCache]: Analyzing trace with hash -277839144, now seen corresponding path program 1 times [2023-04-03 00:07:58,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:58,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345664884] [2023-04-03 00:07:58,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:58,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:58,416 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:58,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345664884] [2023-04-03 00:07:58,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345664884] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:07:58,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:07:58,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:07:58,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552365903] [2023-04-03 00:07:58,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:07:58,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:07:58,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:07:58,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:07:58,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:58,424 INFO L87 Difference]: Start difference. First operand 400 states and 467 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 00:07:58,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:07:58,526 INFO L93 Difference]: Finished difference Result 786 states and 947 transitions. [2023-04-03 00:07:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:07:58,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 166 [2023-04-03 00:07:58,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:07:58,530 INFO L225 Difference]: With dead ends: 786 [2023-04-03 00:07:58,530 INFO L226 Difference]: Without dead ends: 444 [2023-04-03 00:07:58,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:07:58,532 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 54 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:07:58,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 832 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:07:58,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2023-04-03 00:07:58,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 443. [2023-04-03 00:07:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 232 states have (on average 1.2327586206896552) internal successors, (286), 238 states have internal predecessors, (286), 130 states have call successors, (130), 84 states have call predecessors, (130), 80 states have return successors, (125), 124 states have call predecessors, (125), 125 states have call successors, (125) [2023-04-03 00:07:58,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 541 transitions. [2023-04-03 00:07:58,547 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 541 transitions. Word has length 166 [2023-04-03 00:07:58,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:07:58,547 INFO L495 AbstractCegarLoop]: Abstraction has 443 states and 541 transitions. [2023-04-03 00:07:58,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-03 00:07:58,548 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 541 transitions. [2023-04-03 00:07:58,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-04-03 00:07:58,550 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:07:58,550 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:07:58,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:07:58,550 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:07:58,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:07:58,551 INFO L85 PathProgramCache]: Analyzing trace with hash 614117262, now seen corresponding path program 1 times [2023-04-03 00:07:58,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:07:58,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753872670] [2023-04-03 00:07:58,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:58,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:07:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:58,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:07:58,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753872670] [2023-04-03 00:07:58,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753872670] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:07:58,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19742142] [2023-04-03 00:07:58,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:07:58,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:07:58,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:07:58,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 00:07:58,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 00:07:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:07:59,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 2502 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:07:59,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:07:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:59,442 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:07:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:07:59,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19742142] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:07:59,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [102016530] [2023-04-03 00:07:59,694 INFO L159 IcfgInterpreter]: Started Sifa with 154 locations of interest [2023-04-03 00:07:59,694 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:07:59,697 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:07:59,701 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:07:59,701 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:08:03,274 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:08:03,833 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 357 for LOIs [2023-04-03 00:08:10,221 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:08:12,601 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:08:14,011 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:08:14,750 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:08:16,134 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:08:16,950 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:11:54,541 WARN L223 SmtUtils]: Spent 3.60m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:11:54,674 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs