/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_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:23:35,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:23:35,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:23:35,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:23:35,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:23:35,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:23:35,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:23:35,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:23:35,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:23:35,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:23:35,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:23:35,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:23:35,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:23:35,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:23:35,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:23:35,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:23:35,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:23:35,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:23:35,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:23:35,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:23:35,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:23:35,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:23:35,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:23:35,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:23:35,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:23:35,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:23:35,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:23:35,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:23:35,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:23:35,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:23:35,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:23:35,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:23:35,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:23:35,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:23:35,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:23:35,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:23:35,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:23:35,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:23:35,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:23:35,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:23:35,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:23:35,587 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 00:23:35,603 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:23:35,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:23:35,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:23:35,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:23:35,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:23:35,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:23:35,605 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:23:35,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:23:35,605 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:23:35,606 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:23:35,606 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:23:35,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:23:35,606 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:23:35,606 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:23:35,607 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:23:35,607 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:23:35,607 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:23:35,607 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:23:35,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:23:35,608 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:23:35,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:23:35,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:23:35,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:23:35,609 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:23:35,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:23:35,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:23:35,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:23:35,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:23:35,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:23:35,611 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:23:35,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:23:35,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:23:35,611 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:23:35,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:23:35,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:23:35,612 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:23:35,612 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:23:35,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:23:35,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:23:35,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:23:35,837 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:23:35,838 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:23:35,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product23.cil.c [2023-04-03 00:23:37,061 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:23:37,343 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:23:37,344 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product23.cil.c [2023-04-03 00:23:37,361 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d97b41b/4e7bca80c9bc403eb36c0e415229984b/FLAG454d850b3 [2023-04-03 00:23:37,373 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d97b41b/4e7bca80c9bc403eb36c0e415229984b [2023-04-03 00:23:37,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:23:37,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:23:37,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:23:37,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:23:37,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:23:37,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:23:37" (1/1) ... [2023-04-03 00:23:37,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6324b182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:37, skipping insertion in model container [2023-04-03 00:23:37,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:23:37" (1/1) ... [2023-04-03 00:23:37,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:23:37,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:23:37,787 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_product23.cil.c[22258,22271] [2023-04-03 00:23:37,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:23:37,981 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:23:38,036 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_product23.cil.c[22258,22271] [2023-04-03 00:23:38,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:23:38,099 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:23:38,105 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:23:38,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38 WrapperNode [2023-04-03 00:23:38,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:23:38,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:23:38,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:23:38,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:23:38,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,268 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:23:38,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:23:38,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:23:38,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:23:38,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (1/1) ... [2023-04-03 00:23:38,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:23:38,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:23:38,408 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 00:23:38,425 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 00:23:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:23:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:23:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:23:38,464 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:23:38,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:23:38,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:23:38,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:23:38,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:23:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:23:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:23:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:23:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:23:38,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:23:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:23:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:23:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:23:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:23:38,467 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:23:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:23:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:23:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:23:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:23:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:23:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:23:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:23:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:23:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:23:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:23:38,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:23:38,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:23:38,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:23:38,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:23:38,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:23:38,473 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:23:38,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:23:38,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:23:38,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:23:38,474 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:23:38,475 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:23:38,476 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:23:38,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:23:38,478 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:23:38,479 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:23:38,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:23:38,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:23:38,479 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:23:38,480 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:23:38,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:23:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:23:38,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:23:38,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:23:38,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:23:38,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:23:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:23:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:23:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:23:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:23:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:23:38,487 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:23:38,487 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:23:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:23:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:23:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:23:38,495 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:23:38,496 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:23:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:23:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:23:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:23:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:23:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:23:38,500 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:23:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:23:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:23:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:23:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:23:38,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:23:38,503 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:23:38,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:23:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:23:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:23:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:23:38,833 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:23:38,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:23:39,966 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:23:40,682 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:23:40,682 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:23:40,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:23:40 BoogieIcfgContainer [2023-04-03 00:23:40,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:23:40,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:23:40,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:23:40,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:23:40,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:23:37" (1/3) ... [2023-04-03 00:23:40,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6540d04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:23:40, skipping insertion in model container [2023-04-03 00:23:40,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:23:38" (2/3) ... [2023-04-03 00:23:40,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6540d04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:23:40, skipping insertion in model container [2023-04-03 00:23:40,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:23:40" (3/3) ... [2023-04-03 00:23:40,697 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product23.cil.c [2023-04-03 00:23:40,714 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:23:40,714 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:23:40,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:23:40,794 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;@7ea5cad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:23:40,795 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:23:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 406 states, 202 states have (on average 1.193069306930693) internal successors, (241), 211 states have internal predecessors, (241), 119 states have call successors, (119), 76 states have call predecessors, (119), 76 states have return successors, (119), 117 states have call predecessors, (119), 119 states have call successors, (119) [2023-04-03 00:23:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-03 00:23:40,817 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:23:40,817 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:23:40,818 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:23:40,822 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:23:40,823 INFO L85 PathProgramCache]: Analyzing trace with hash 2028803987, now seen corresponding path program 1 times [2023-04-03 00:23:40,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:23:40,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143836350] [2023-04-03 00:23:40,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:40,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:23:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:41,419 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 00:23:41,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:23:41,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143836350] [2023-04-03 00:23:41,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143836350] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:23:41,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:23:41,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:23:41,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900157608] [2023-04-03 00:23:41,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:23:41,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:23:41,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:23:41,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:23:41,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:23:41,483 INFO L87 Difference]: Start difference. First operand has 406 states, 202 states have (on average 1.193069306930693) internal successors, (241), 211 states have internal predecessors, (241), 119 states have call successors, (119), 76 states have call predecessors, (119), 76 states have return successors, (119), 117 states have call predecessors, (119), 119 states have call successors, (119) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:41,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:23:41,637 INFO L93 Difference]: Finished difference Result 562 states and 671 transitions. [2023-04-03 00:23:41,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:23:41,640 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 141 [2023-04-03 00:23:41,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:23:41,661 INFO L225 Difference]: With dead ends: 562 [2023-04-03 00:23:41,661 INFO L226 Difference]: Without dead ends: 363 [2023-04-03 00:23:41,668 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 00:23:41,674 INFO L413 NwaCegarLoop]: 395 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:23:41,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 395 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:23:41,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2023-04-03 00:23:41,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 363. [2023-04-03 00:23:41,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 182 states have (on average 1.1868131868131868) internal successors, (216), 188 states have internal predecessors, (216), 109 states have call successors, (109), 75 states have call predecessors, (109), 71 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2023-04-03 00:23:41,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 428 transitions. [2023-04-03 00:23:41,768 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 428 transitions. Word has length 141 [2023-04-03 00:23:41,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:23:41,770 INFO L495 AbstractCegarLoop]: Abstraction has 363 states and 428 transitions. [2023-04-03 00:23:41,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 428 transitions. [2023-04-03 00:23:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-03 00:23:41,783 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:23:41,784 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:23:41,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:23:41,784 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:23:41,785 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:23:41,785 INFO L85 PathProgramCache]: Analyzing trace with hash -450113963, now seen corresponding path program 1 times [2023-04-03 00:23:41,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:23:41,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440081971] [2023-04-03 00:23:41,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:41,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:23:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:42,105 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 00:23:42,106 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:23:42,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440081971] [2023-04-03 00:23:42,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440081971] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:23:42,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:23:42,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:23:42,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003013799] [2023-04-03 00:23:42,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:23:42,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:23:42,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:23:42,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:23:42,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:23:42,110 INFO L87 Difference]: Start difference. First operand 363 states and 428 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:23:42,237 INFO L93 Difference]: Finished difference Result 547 states and 636 transitions. [2023-04-03 00:23:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:23:42,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 142 [2023-04-03 00:23:42,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:23:42,242 INFO L225 Difference]: With dead ends: 547 [2023-04-03 00:23:42,242 INFO L226 Difference]: Without dead ends: 365 [2023-04-03 00:23:42,247 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 00:23:42,249 INFO L413 NwaCegarLoop]: 386 mSDtfsCounter, 0 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:23:42,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 770 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:23:42,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2023-04-03 00:23:42,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 365. [2023-04-03 00:23:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 184 states have (on average 1.184782608695652) internal successors, (218), 190 states have internal predecessors, (218), 109 states have call successors, (109), 75 states have call predecessors, (109), 71 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2023-04-03 00:23:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 430 transitions. [2023-04-03 00:23:42,279 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 430 transitions. Word has length 142 [2023-04-03 00:23:42,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:23:42,280 INFO L495 AbstractCegarLoop]: Abstraction has 365 states and 430 transitions. [2023-04-03 00:23:42,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 430 transitions. [2023-04-03 00:23:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-04-03 00:23:42,286 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:23:42,286 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] [2023-04-03 00:23:42,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:23:42,286 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:23:42,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:23:42,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1480373770, now seen corresponding path program 1 times [2023-04-03 00:23:42,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:23:42,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361279104] [2023-04-03 00:23:42,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:42,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:23:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:42,489 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 00:23:42,490 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:23:42,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361279104] [2023-04-03 00:23:42,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361279104] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:23:42,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:23:42,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:23:42,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160846902] [2023-04-03 00:23:42,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:23:42,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:23:42,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:23:42,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:23:42,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:23:42,493 INFO L87 Difference]: Start difference. First operand 365 states and 430 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:23:42,584 INFO L93 Difference]: Finished difference Result 714 states and 870 transitions. [2023-04-03 00:23:42,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:23:42,585 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 151 [2023-04-03 00:23:42,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:23:42,588 INFO L225 Difference]: With dead ends: 714 [2023-04-03 00:23:42,588 INFO L226 Difference]: Without dead ends: 407 [2023-04-03 00:23:42,589 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 00:23:42,590 INFO L413 NwaCegarLoop]: 389 mSDtfsCounter, 53 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:23:42,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 768 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:23:42,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2023-04-03 00:23:42,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 406. [2023-04-03 00:23:42,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 216 states have (on average 1.2546296296296295) internal successors, (271), 222 states have internal predecessors, (271), 118 states have call successors, (118), 75 states have call predecessors, (118), 71 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2023-04-03 00:23:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 501 transitions. [2023-04-03 00:23:42,606 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 501 transitions. Word has length 151 [2023-04-03 00:23:42,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:23:42,607 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 501 transitions. [2023-04-03 00:23:42,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,607 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 501 transitions. [2023-04-03 00:23:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-04-03 00:23:42,610 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:23:42,610 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] [2023-04-03 00:23:42,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:23:42,610 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:23:42,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:23:42,611 INFO L85 PathProgramCache]: Analyzing trace with hash -571441673, now seen corresponding path program 1 times [2023-04-03 00:23:42,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:23:42,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996686573] [2023-04-03 00:23:42,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:42,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:23:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:42,749 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 00:23:42,750 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:23:42,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996686573] [2023-04-03 00:23:42,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996686573] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:23:42,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:23:42,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:23:42,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322210103] [2023-04-03 00:23:42,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:23:42,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:23:42,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:23:42,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:23:42,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:23:42,752 INFO L87 Difference]: Start difference. First operand 406 states and 501 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:23:42,844 INFO L93 Difference]: Finished difference Result 834 states and 1078 transitions. [2023-04-03 00:23:42,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:23:42,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 152 [2023-04-03 00:23:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:23:42,847 INFO L225 Difference]: With dead ends: 834 [2023-04-03 00:23:42,847 INFO L226 Difference]: Without dead ends: 486 [2023-04-03 00:23:42,849 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 00:23:42,849 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 51 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:23:42,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 772 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:23:42,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2023-04-03 00:23:42,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 485. [2023-04-03 00:23:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 278 states have (on average 1.341726618705036) internal successors, (373), 284 states have internal predecessors, (373), 135 states have call successors, (135), 75 states have call predecessors, (135), 71 states have return successors, (129), 128 states have call predecessors, (129), 129 states have call successors, (129) [2023-04-03 00:23:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 637 transitions. [2023-04-03 00:23:42,870 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 637 transitions. Word has length 152 [2023-04-03 00:23:42,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:23:42,871 INFO L495 AbstractCegarLoop]: Abstraction has 485 states and 637 transitions. [2023-04-03 00:23:42,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-03 00:23:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 637 transitions. [2023-04-03 00:23:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-04-03 00:23:42,874 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:23:42,874 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, 1] [2023-04-03 00:23:42,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 00:23:42,874 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:23:42,875 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:23:42,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1848955442, now seen corresponding path program 1 times [2023-04-03 00:23:42,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:23:42,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439232029] [2023-04-03 00:23:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:42,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:23:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:43,154 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 00:23:43,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:23:43,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439232029] [2023-04-03 00:23:43,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439232029] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:23:43,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123676784] [2023-04-03 00:23:43,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:23:43,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:23:43,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:23:43,159 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 00:23:43,162 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 00:23:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:23:43,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 2433 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:23:43,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:23:43,817 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 00:23:43,817 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:23:43,986 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 00:23:43,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123676784] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:23:43,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1584561865] [2023-04-03 00:23:44,008 INFO L159 IcfgInterpreter]: Started Sifa with 144 locations of interest [2023-04-03 00:23:44,008 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:23:44,012 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:23:44,016 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:23:44,016 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:23:48,897 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:23:49,684 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 357 for LOIs [2023-04-03 00:23:56,757 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:23:59,428 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:24:00,979 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:24:01,736 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:24:03,183 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:24:04,226 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:27:50,099 WARN L223 SmtUtils]: Spent 3.73m 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 00:27:50,256 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs