/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_spec8_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:51:49,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:51:49,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:51:49,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:51:49,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:51:49,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:51:49,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:51:49,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:51:49,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:51:49,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:51:49,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:51:49,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:51:49,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:51:49,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:51:49,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:51:49,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:51:49,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:51:49,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:51:49,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:51:49,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:51:49,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:51:49,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:51:49,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:51:49,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:51:49,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:51:49,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:51:49,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:51:49,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:51:49,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:51:49,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:51:49,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:51:49,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:51:49,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:51:49,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:51:49,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:51:49,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:51:49,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:51:49,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:51:49,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:51:49,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:51:49,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:51:49,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 05:51:49,222 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:51:49,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:51:49,222 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:51:49,222 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:51:49,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:51:49,223 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:51:49,223 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:51:49,224 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:51:49,224 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:51:49,224 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:51:49,224 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:51:49,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:51:49,224 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:51:49,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:51:49,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:51:49,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:51:49,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:51:49,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:51:49,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:51:49,229 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:51:49,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:51:49,229 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:51:49,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:51:49,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:51:49,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:51:49,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:51:49,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:51:49,230 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:51:49,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:51:49,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:51:49,230 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:51:49,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:51:49,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:51:49,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:51:49,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:51:49,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:51:49,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:51:49,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:51:49,436 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:51:49,437 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:51:49,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product28.cil.c [2023-04-01 05:51:50,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:51:50,692 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:51:50,693 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product28.cil.c [2023-04-01 05:51:50,704 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff840030b/a47eeb4e3f254ad2a7bf5eb21e9fe61c/FLAG18918fd5c [2023-04-01 05:51:50,716 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff840030b/a47eeb4e3f254ad2a7bf5eb21e9fe61c [2023-04-01 05:51:50,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:51:50,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:51:50,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:51:50,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:51:50,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:51:50,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:51:50" (1/1) ... [2023-04-01 05:51:50,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9e128b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:50, skipping insertion in model container [2023-04-01 05:51:50,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:51:50" (1/1) ... [2023-04-01 05:51:50,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:51:50,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:51:51,048 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_spec8_product28.cil.c[29342,29355] [2023-04-01 05:51:51,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:51:51,175 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:51:51,233 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_spec8_product28.cil.c[29342,29355] [2023-04-01 05:51:51,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:51:51,278 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 05:51:51,290 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:51:51,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51 WrapperNode [2023-04-01 05:51:51,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:51:51,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:51:51,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:51:51,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:51:51,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,398 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:51:51,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:51:51,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:51:51,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:51:51,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (1/1) ... [2023-04-01 05:51:51,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:51:51,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:51:51,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 05:51:51,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 05:51:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:51:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:51:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 05:51:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 05:51:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 05:51:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 05:51:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:51:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:51:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:51:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:51:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:51:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:51:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 05:51:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 05:51:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 05:51:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:51:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:51:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-01 05:51:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 05:51:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-01 05:51:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 05:51:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 05:51:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 05:51:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 05:51:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:51:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:51:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:51:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:51:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:51:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:51:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:51:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:51:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:51:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 05:51:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2023-04-01 05:51:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 05:51:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 05:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 05:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 05:51:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 05:51:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:51:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:51:51,842 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:51:51,845 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:51:52,857 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:51:53,354 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:51:53,355 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 05:51:53,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:51:53 BoogieIcfgContainer [2023-04-01 05:51:53,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:51:53,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:51:53,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:51:53,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:51:53,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:51:50" (1/3) ... [2023-04-01 05:51:53,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428c100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:51:53, skipping insertion in model container [2023-04-01 05:51:53,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:51:51" (2/3) ... [2023-04-01 05:51:53,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428c100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:51:53, skipping insertion in model container [2023-04-01 05:51:53,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:51:53" (3/3) ... [2023-04-01 05:51:53,370 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec8_product28.cil.c [2023-04-01 05:51:53,384 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:51:53,384 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:51:53,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:51:53,442 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;@326b2829, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:51:53,443 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:51:53,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 376 states, 191 states have (on average 1.2094240837696335) internal successors, (231), 199 states have internal predecessors, (231), 107 states have call successors, (107), 69 states have call predecessors, (107), 69 states have return successors, (107), 107 states have call predecessors, (107), 107 states have call successors, (107) [2023-04-01 05:51:53,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-04-01 05:51:53,470 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:51:53,471 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] [2023-04-01 05:51:53,472 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:51:53,478 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:51:53,478 INFO L85 PathProgramCache]: Analyzing trace with hash -310240095, now seen corresponding path program 1 times [2023-04-01 05:51:53,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:51:53,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769276412] [2023-04-01 05:51:53,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:51:53,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:51:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:51:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:53,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:51:53,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769276412] [2023-04-01 05:51:53,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769276412] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:51:53,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:51:53,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:51:53,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573018413] [2023-04-01 05:51:53,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:51:53,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:51:53,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:51:53,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:51:53,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:51:53,921 INFO L87 Difference]: Start difference. First operand has 376 states, 191 states have (on average 1.2094240837696335) internal successors, (231), 199 states have internal predecessors, (231), 107 states have call successors, (107), 69 states have call predecessors, (107), 69 states have return successors, (107), 107 states have call predecessors, (107), 107 states have call successors, (107) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:51:54,047 INFO L93 Difference]: Finished difference Result 525 states and 623 transitions. [2023-04-01 05:51:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:51:54,049 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 125 [2023-04-01 05:51:54,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:51:54,065 INFO L225 Difference]: With dead ends: 525 [2023-04-01 05:51:54,065 INFO L226 Difference]: Without dead ends: 334 [2023-04-01 05:51:54,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:51:54,074 INFO L413 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:51:54,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 368 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:51:54,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2023-04-01 05:51:54,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 334. [2023-04-01 05:51:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 173 states have (on average 1.2080924855491328) internal successors, (209), 178 states have internal predecessors, (209), 96 states have call successors, (96), 68 states have call predecessors, (96), 64 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2023-04-01 05:51:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 396 transitions. [2023-04-01 05:51:54,122 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 396 transitions. Word has length 125 [2023-04-01 05:51:54,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:51:54,125 INFO L495 AbstractCegarLoop]: Abstraction has 334 states and 396 transitions. [2023-04-01 05:51:54,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 396 transitions. [2023-04-01 05:51:54,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-01 05:51:54,130 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:51:54,131 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] [2023-04-01 05:51:54,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:51:54,131 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:51:54,132 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:51:54,132 INFO L85 PathProgramCache]: Analyzing trace with hash 949769063, now seen corresponding path program 1 times [2023-04-01 05:51:54,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:51:54,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027132241] [2023-04-01 05:51:54,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:51:54,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:51:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:51:54,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:54,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:51:54,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027132241] [2023-04-01 05:51:54,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027132241] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:51:54,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:51:54,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:51:54,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784698496] [2023-04-01 05:51:54,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:51:54,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:51:54,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:51:54,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:51:54,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:51:54,434 INFO L87 Difference]: Start difference. First operand 334 states and 396 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:51:54,524 INFO L93 Difference]: Finished difference Result 510 states and 594 transitions. [2023-04-01 05:51:54,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:51:54,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 126 [2023-04-01 05:51:54,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:51:54,527 INFO L225 Difference]: With dead ends: 510 [2023-04-01 05:51:54,527 INFO L226 Difference]: Without dead ends: 336 [2023-04-01 05:51:54,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:51:54,534 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 0 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:51:54,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 716 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:51:54,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2023-04-01 05:51:54,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2023-04-01 05:51:54,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 175 states have (on average 1.2057142857142857) internal successors, (211), 180 states have internal predecessors, (211), 96 states have call successors, (96), 68 states have call predecessors, (96), 64 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2023-04-01 05:51:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 398 transitions. [2023-04-01 05:51:54,571 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 398 transitions. Word has length 126 [2023-04-01 05:51:54,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:51:54,572 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 398 transitions. [2023-04-01 05:51:54,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 398 transitions. [2023-04-01 05:51:54,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-04-01 05:51:54,576 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:51:54,576 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] [2023-04-01 05:51:54,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:51:54,577 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:51:54,577 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:51:54,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1212264912, now seen corresponding path program 1 times [2023-04-01 05:51:54,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:51:54,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560092154] [2023-04-01 05:51:54,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:51:54,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:51:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:51:54,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:54,724 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:51:54,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560092154] [2023-04-01 05:51:54,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560092154] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:51:54,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:51:54,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:51:54,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817806823] [2023-04-01 05:51:54,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:51:54,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:51:54,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:51:54,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:51:54,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:51:54,727 INFO L87 Difference]: Start difference. First operand 336 states and 398 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:51:54,833 INFO L93 Difference]: Finished difference Result 652 states and 800 transitions. [2023-04-01 05:51:54,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:51:54,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 131 [2023-04-01 05:51:54,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:51:54,836 INFO L225 Difference]: With dead ends: 652 [2023-04-01 05:51:54,836 INFO L226 Difference]: Without dead ends: 374 [2023-04-01 05:51:54,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:51:54,838 INFO L413 NwaCegarLoop]: 364 mSDtfsCounter, 51 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:51:54,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 716 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:51:54,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2023-04-01 05:51:54,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 373. [2023-04-01 05:51:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 205 states have (on average 1.278048780487805) internal successors, (262), 210 states have internal predecessors, (262), 103 states have call successors, (103), 68 states have call predecessors, (103), 64 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-04-01 05:51:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 463 transitions. [2023-04-01 05:51:54,851 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 463 transitions. Word has length 131 [2023-04-01 05:51:54,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:51:54,851 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 463 transitions. [2023-04-01 05:51:54,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-01 05:51:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 463 transitions. [2023-04-01 05:51:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-01 05:51:54,855 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:51:54,855 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] [2023-04-01 05:51:54,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:51:54,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:51:54,855 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:51:54,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1291079883, now seen corresponding path program 1 times [2023-04-01 05:51:54,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:51:54,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49541014] [2023-04-01 05:51:54,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:51:54,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:51:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:51:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:55,031 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:51:55,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49541014] [2023-04-01 05:51:55,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49541014] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:51:55,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996540348] [2023-04-01 05:51:55,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:51:55,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:51:55,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:51:55,034 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 05:51:55,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 05:51:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:51:55,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 05:51:55,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:51:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:55,566 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 05:51:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:51:55,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996540348] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 05:51:55,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2090704807] [2023-04-01 05:51:55,737 INFO L159 IcfgInterpreter]: Started Sifa with 121 locations of interest [2023-04-01 05:51:55,737 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 05:51:55,741 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 05:51:55,745 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 05:51:55,745 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 05:51:59,314 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-01 05:52:00,003 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 309 for LOIs [2023-04-01 05:52:04,681 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-01 05:52:07,117 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-01 05:52:08,522 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-01 05:52:09,246 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-01 05:52:10,600 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-01 05:52:11,412 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs