/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:24:11,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:24:11,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:24:11,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:24:11,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:24:11,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:24:11,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:24:11,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:24:11,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:24:11,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:24:11,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:24:11,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:24:11,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:24:11,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:24:11,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:24:11,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:24:11,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:24:11,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:24:11,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:24:11,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:24:11,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:24:11,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:24:11,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:24:11,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:24:11,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:24:11,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:24:11,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:24:11,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:24:11,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:24:11,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:24:11,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:24:11,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:24:11,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:24:11,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:24:11,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:24:11,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:24:11,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:24:11,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:24:11,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:24:11,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:24:11,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:24:11,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 00:24:11,590 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:24:11,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:24:11,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:24:11,591 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:24:11,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:24:11,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:24:11,592 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:24:11,592 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:24:11,592 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:24:11,592 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:24:11,593 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:24:11,593 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:24:11,593 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:24:11,593 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:24:11,593 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:24:11,594 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:24:11,594 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:24:11,594 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:24:11,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:24:11,594 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:24:11,595 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:24:11,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:24:11,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:24:11,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:24:11,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:24:11,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:24:11,596 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:24:11,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:24:11,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:24:11,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:24:11,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:24:11,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:24:11,843 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:24:11,843 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:24:11,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2023-04-03 00:24:13,004 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:24:13,290 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:24:13,291 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2023-04-03 00:24:13,311 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b880ff25/37e61f64fba44e8c98e634ef5a78ebd9/FLAG6896399d6 [2023-04-03 00:24:13,324 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b880ff25/37e61f64fba44e8c98e634ef5a78ebd9 [2023-04-03 00:24:13,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:24:13,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:24:13,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:24:13,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:24:13,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:24:13,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:24:13" (1/1) ... [2023-04-03 00:24:13,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@624988e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:13, skipping insertion in model container [2023-04-03 00:24:13,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:24:13" (1/1) ... [2023-04-03 00:24:13,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:24:13,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:24:13,865 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2023-04-03 00:24:13,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:24:13,946 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:24:14,029 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2023-04-03 00:24:14,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:24:14,072 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:24:14,079 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:24:14,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14 WrapperNode [2023-04-03 00:24:14,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:24:14,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:24:14,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:24:14,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:24:14,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,201 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:24:14,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:24:14,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:24:14,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:24:14,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (1/1) ... [2023-04-03 00:24:14,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:24:14,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:24:14,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 00:24:14,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 00:24:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:24:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:24:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:24:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:24:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:24:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:24:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:24:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:24:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:24:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:24:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:24:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:24:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:24:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:24:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:24:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:24:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:24:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:24:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:24:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:24:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:24:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:24:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:24:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:24:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:24:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:24:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:24:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:24:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:24:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:24:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:24:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:24:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:24:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:24:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:24:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:24:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:24:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:24:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:24:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:24:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:24:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:24:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:24:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:24:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:24:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:24:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:24:14,332 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:24:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:24:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2023-04-03 00:24:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:24:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:24:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:24:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:24:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:24:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:24:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:24:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:24:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:24:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:24:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:24:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:24:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:24:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:24:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:24:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:24:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:24:14,662 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:24:14,666 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:24:15,779 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:24:16,497 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:24:16,498 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:24:16,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:24:16 BoogieIcfgContainer [2023-04-03 00:24:16,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:24:16,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:24:16,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:24:16,508 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:24:16,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:24:13" (1/3) ... [2023-04-03 00:24:16,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eeca15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:24:16, skipping insertion in model container [2023-04-03 00:24:16,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:24:14" (2/3) ... [2023-04-03 00:24:16,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eeca15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:24:16, skipping insertion in model container [2023-04-03 00:24:16,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:24:16" (3/3) ... [2023-04-03 00:24:16,510 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product24.cil.c [2023-04-03 00:24:16,527 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:24:16,527 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:24:16,591 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:24:16,598 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;@d39f3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:24:16,598 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:24:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 394 states, 197 states have (on average 1.1928934010152283) internal successors, (235), 206 states have internal predecessors, (235), 115 states have call successors, (115), 77 states have call predecessors, (115), 77 states have return successors, (115), 114 states have call predecessors, (115), 115 states have call successors, (115) [2023-04-03 00:24:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-04-03 00:24:16,632 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:16,634 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:16,635 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:16,641 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:16,641 INFO L85 PathProgramCache]: Analyzing trace with hash 630865614, now seen corresponding path program 1 times [2023-04-03 00:24:16,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:16,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916538375] [2023-04-03 00:24:16,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:16,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:17,201 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:17,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916538375] [2023-04-03 00:24:17,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916538375] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:17,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:17,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:24:17,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583503896] [2023-04-03 00:24:17,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:17,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:24:17,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:17,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:24:17,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:24:17,254 INFO L87 Difference]: Start difference. First operand has 394 states, 197 states have (on average 1.1928934010152283) internal successors, (235), 206 states have internal predecessors, (235), 115 states have call successors, (115), 77 states have call predecessors, (115), 77 states have return successors, (115), 114 states have call predecessors, (115), 115 states have call successors, (115) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:24:17,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:17,426 INFO L93 Difference]: Finished difference Result 589 states and 696 transitions. [2023-04-03 00:24:17,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:24:17,428 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 134 [2023-04-03 00:24:17,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:17,453 INFO L225 Difference]: With dead ends: 589 [2023-04-03 00:24:17,453 INFO L226 Difference]: Without dead ends: 373 [2023-04-03 00:24:17,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:24:17,464 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:17,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 404 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:17,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-04-03 00:24:17,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 373. [2023-04-03 00:24:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 188 states have (on average 1.1808510638297873) internal successors, (222), 194 states have internal predecessors, (222), 111 states have call successors, (111), 77 states have call predecessors, (111), 73 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-04-03 00:24:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 438 transitions. [2023-04-03 00:24:17,542 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 438 transitions. Word has length 134 [2023-04-03 00:24:17,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:17,543 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 438 transitions. [2023-04-03 00:24:17,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:24:17,544 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 438 transitions. [2023-04-03 00:24:17,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-04-03 00:24:17,547 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:17,547 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:17,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:24:17,547 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:17,548 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:17,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1422008202, now seen corresponding path program 1 times [2023-04-03 00:24:17,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:17,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511509715] [2023-04-03 00:24:17,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:17,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:17,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511509715] [2023-04-03 00:24:17,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511509715] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:17,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:17,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:24:17,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320238433] [2023-04-03 00:24:17,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:17,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:24:17,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:17,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:24:17,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:17,857 INFO L87 Difference]: Start difference. First operand 373 states and 438 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:24:17,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:17,949 INFO L93 Difference]: Finished difference Result 574 states and 664 transitions. [2023-04-03 00:24:17,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:24:17,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 135 [2023-04-03 00:24:17,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:17,952 INFO L225 Difference]: With dead ends: 574 [2023-04-03 00:24:17,953 INFO L226 Difference]: Without dead ends: 375 [2023-04-03 00:24:17,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:17,955 INFO L413 NwaCegarLoop]: 395 mSDtfsCounter, 0 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:17,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 788 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:17,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-04-03 00:24:17,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2023-04-03 00:24:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 190 states have (on average 1.1789473684210525) internal successors, (224), 196 states have internal predecessors, (224), 111 states have call successors, (111), 77 states have call predecessors, (111), 73 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-04-03 00:24:17,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 440 transitions. [2023-04-03 00:24:17,976 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 440 transitions. Word has length 135 [2023-04-03 00:24:17,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:17,977 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 440 transitions. [2023-04-03 00:24:17,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:24:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 440 transitions. [2023-04-03 00:24:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-04-03 00:24:17,979 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:17,980 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:17,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:24:17,980 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:17,980 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:17,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1461429326, now seen corresponding path program 1 times [2023-04-03 00:24:17,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:17,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226391083] [2023-04-03 00:24:17,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:17,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:18,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:18,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226391083] [2023-04-03 00:24:18,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226391083] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:24:18,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:24:18,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:24:18,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142260529] [2023-04-03 00:24:18,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:24:18,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:24:18,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:24:18,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:24:18,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:18,141 INFO L87 Difference]: Start difference. First operand 375 states and 440 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:24:18,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:24:18,230 INFO L93 Difference]: Finished difference Result 734 states and 890 transitions. [2023-04-03 00:24:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:24:18,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 147 [2023-04-03 00:24:18,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:24:18,233 INFO L225 Difference]: With dead ends: 734 [2023-04-03 00:24:18,234 INFO L226 Difference]: Without dead ends: 417 [2023-04-03 00:24:18,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:24:18,236 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 53 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:24:18,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 792 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:24:18,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2023-04-03 00:24:18,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 416. [2023-04-03 00:24:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 222 states have (on average 1.2477477477477477) internal successors, (277), 228 states have internal predecessors, (277), 120 states have call successors, (120), 77 states have call predecessors, (120), 73 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2023-04-03 00:24:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 511 transitions. [2023-04-03 00:24:18,255 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 511 transitions. Word has length 147 [2023-04-03 00:24:18,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:24:18,255 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 511 transitions. [2023-04-03 00:24:18,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:24:18,256 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 511 transitions. [2023-04-03 00:24:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-04-03 00:24:18,258 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:24:18,258 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:24:18,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:24:18,259 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:24:18,259 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:24:18,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1933563836, now seen corresponding path program 1 times [2023-04-03 00:24:18,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:24:18,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133162194] [2023-04-03 00:24:18,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:18,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:24:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:18,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:24:18,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133162194] [2023-04-03 00:24:18,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133162194] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:24:18,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164668949] [2023-04-03 00:24:18,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:24:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:24:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:24:18,560 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 00:24:18,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 00:24:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:24:19,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:24:19,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:24:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:19,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:24:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:24:19,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164668949] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:24:19,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [668931170] [2023-04-03 00:24:19,364 INFO L159 IcfgInterpreter]: Started Sifa with 137 locations of interest [2023-04-03 00:24:19,364 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:24:19,370 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:24:19,374 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:24:19,374 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:24:23,992 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:24:24,765 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 321 for LOIs [2023-04-03 00:24:30,948 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:24:33,917 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:24:35,578 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:24:36,336 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:24:37,792 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:24:38,666 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:28:22,630 WARN L223 SmtUtils]: Spent 3.70m on a formula simplification. DAG size of input: 19626 DAG size of output: 303 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:28:22,777 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs