/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/email_spec7_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:42:22,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:42:22,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:42:23,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:42:23,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:42:23,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:42:23,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:42:23,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:42:23,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:42:23,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:42:23,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:42:23,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:42:23,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:42:23,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:42:23,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:42:23,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:42:23,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:42:23,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:42:23,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:42:23,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:42:23,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:42:23,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:42:23,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:42:23,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:42:23,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:42:23,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:42:23,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:42:23,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:42:23,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:42:23,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:42:23,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:42:23,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:42:23,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:42:23,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:42:23,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:42:23,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:42:23,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:42:23,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:42:23,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:42:23,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:42:23,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:42:23,071 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 00:42:23,099 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:42:23,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:42:23,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:42:23,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:42:23,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:42:23,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:42:23,100 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:42:23,101 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:42:23,101 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:42:23,101 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:42:23,101 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:42:23,102 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:42:23,102 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:42:23,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:42:23,103 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:42:23,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:42:23,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:42:23,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:42:23,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:42:23,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:42:23,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:42:23,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:42:23,106 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:42:23,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:42:23,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:42:23,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:42:23,351 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:42:23,351 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:42:23,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product29.cil.c [2023-04-03 00:42:24,393 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:42:24,676 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:42:24,677 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product29.cil.c [2023-04-03 00:42:24,696 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26053c565/0643ff3e0edb48f1a59edadbc319f6c0/FLAG7cd6b2f92 [2023-04-03 00:42:24,706 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26053c565/0643ff3e0edb48f1a59edadbc319f6c0 [2023-04-03 00:42:24,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:42:24,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:42:24,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:42:24,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:42:24,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:42:24,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:42:24" (1/1) ... [2023-04-03 00:42:24,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc5234f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:24, skipping insertion in model container [2023-04-03 00:42:24,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:42:24" (1/1) ... [2023-04-03 00:42:24,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:42:24,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:42:25,011 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product29.cil.c[16949,16962] [2023-04-03 00:42:25,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:42:25,184 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:42:25,220 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product29.cil.c[16949,16962] [2023-04-03 00:42:25,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:42:25,302 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:42:25,307 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:42:25,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25 WrapperNode [2023-04-03 00:42:25,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:42:25,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:42:25,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:42:25,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:42:25,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,406 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:42:25,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:42:25,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:42:25,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:42:25,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (1/1) ... [2023-04-03 00:42:25,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:42:25,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:42:25,463 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 00:42:25,468 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 00:42:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:42:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:42:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:42:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:42:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:42:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:42:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:42:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:42:25,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:42:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:42:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:42:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:42:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:42:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:42:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:42:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:42:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:42:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:42:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:42:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:42:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:42:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:42:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:42:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:42:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:42:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:42:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:42:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:42:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:42:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:42:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:42:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:42:25,821 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:42:25,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:42:26,722 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:42:27,369 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:42:27,373 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:42:27,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:42:27 BoogieIcfgContainer [2023-04-03 00:42:27,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:42:27,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:42:27,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:42:27,382 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:42:27,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:42:24" (1/3) ... [2023-04-03 00:42:27,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118afe48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:42:27, skipping insertion in model container [2023-04-03 00:42:27,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:42:25" (2/3) ... [2023-04-03 00:42:27,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118afe48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:42:27, skipping insertion in model container [2023-04-03 00:42:27,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:42:27" (3/3) ... [2023-04-03 00:42:27,384 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec7_product29.cil.c [2023-04-03 00:42:27,398 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:42:27,398 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:42:27,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:42:27,455 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;@46cb5e90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:42:27,455 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:42:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 414 states, 207 states have (on average 1.1980676328502415) internal successors, (248), 216 states have internal predecessors, (248), 121 states have call successors, (121), 76 states have call predecessors, (121), 76 states have return successors, (121), 120 states have call predecessors, (121), 121 states have call successors, (121) [2023-04-03 00:42:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-04-03 00:42:27,483 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:42:27,484 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:42:27,484 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:42:27,489 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:42:27,489 INFO L85 PathProgramCache]: Analyzing trace with hash 971720950, now seen corresponding path program 1 times [2023-04-03 00:42:27,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:42:27,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763430106] [2023-04-03 00:42:27,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:42:27,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:42:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:42:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:27,917 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:42:27,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763430106] [2023-04-03 00:42:27,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763430106] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:42:27,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:42:27,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:42:27,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144752694] [2023-04-03 00:42:27,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:42:27,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:42:27,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:42:27,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:42:27,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:42:27,954 INFO L87 Difference]: Start difference. First operand has 414 states, 207 states have (on average 1.1980676328502415) internal successors, (248), 216 states have internal predecessors, (248), 121 states have call successors, (121), 76 states have call predecessors, (121), 76 states have return successors, (121), 120 states have call predecessors, (121), 121 states have call successors, (121) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:42:28,091 INFO L93 Difference]: Finished difference Result 575 states and 690 transitions. [2023-04-03 00:42:28,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:42:28,093 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 152 [2023-04-03 00:42:28,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:42:28,110 INFO L225 Difference]: With dead ends: 575 [2023-04-03 00:42:28,111 INFO L226 Difference]: Without dead ends: 366 [2023-04-03 00:42:28,119 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 00:42:28,125 INFO L413 NwaCegarLoop]: 401 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, 401 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 00:42:28,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 401 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:42:28,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2023-04-03 00:42:28,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2023-04-03 00:42:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 185 states have (on average 1.1945945945945946) internal successors, (221), 191 states have internal predecessors, (221), 109 states have call successors, (109), 75 states have call predecessors, (109), 71 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2023-04-03 00:42:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 434 transitions. [2023-04-03 00:42:28,198 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 434 transitions. Word has length 152 [2023-04-03 00:42:28,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:42:28,199 INFO L495 AbstractCegarLoop]: Abstraction has 366 states and 434 transitions. [2023-04-03 00:42:28,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,212 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 434 transitions. [2023-04-03 00:42:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-04-03 00:42:28,215 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:42:28,216 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:42:28,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:42:28,216 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:42:28,216 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:42:28,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1019803687, now seen corresponding path program 1 times [2023-04-03 00:42:28,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:42:28,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689144000] [2023-04-03 00:42:28,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:42:28,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:42:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:42:28,576 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:28,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:42:28,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689144000] [2023-04-03 00:42:28,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689144000] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:42:28,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:42:28,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:42:28,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062155732] [2023-04-03 00:42:28,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:42:28,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:42:28,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:42:28,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:42:28,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:42:28,581 INFO L87 Difference]: Start difference. First operand 366 states and 434 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:42:28,674 INFO L93 Difference]: Finished difference Result 560 states and 655 transitions. [2023-04-03 00:42:28,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:42:28,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 153 [2023-04-03 00:42:28,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:42:28,678 INFO L225 Difference]: With dead ends: 560 [2023-04-03 00:42:28,678 INFO L226 Difference]: Without dead ends: 368 [2023-04-03 00:42:28,681 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 00:42:28,683 INFO L413 NwaCegarLoop]: 392 mSDtfsCounter, 0 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 782 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 00:42:28,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 782 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:42:28,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2023-04-03 00:42:28,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2023-04-03 00:42:28,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 187 states have (on average 1.1925133689839573) internal successors, (223), 193 states have internal predecessors, (223), 109 states have call successors, (109), 75 states have call predecessors, (109), 71 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2023-04-03 00:42:28,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 436 transitions. [2023-04-03 00:42:28,708 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 436 transitions. Word has length 153 [2023-04-03 00:42:28,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:42:28,709 INFO L495 AbstractCegarLoop]: Abstraction has 368 states and 436 transitions. [2023-04-03 00:42:28,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 436 transitions. [2023-04-03 00:42:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-04-03 00:42:28,712 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:42:28,712 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:42:28,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:42:28,713 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:42:28,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:42:28,713 INFO L85 PathProgramCache]: Analyzing trace with hash 334553280, now seen corresponding path program 1 times [2023-04-03 00:42:28,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:42:28,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048697411] [2023-04-03 00:42:28,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:42:28,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:42:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:42:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:28,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:42:28,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048697411] [2023-04-03 00:42:28,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048697411] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:42:28,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:42:28,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:42:28,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575309915] [2023-04-03 00:42:28,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:42:28,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:42:28,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:42:28,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:42:28,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:42:28,869 INFO L87 Difference]: Start difference. First operand 368 states and 436 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, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:42:28,950 INFO L93 Difference]: Finished difference Result 718 states and 879 transitions. [2023-04-03 00:42:28,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:42:28,950 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, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 158 [2023-04-03 00:42:28,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:42:28,953 INFO L225 Difference]: With dead ends: 718 [2023-04-03 00:42:28,954 INFO L226 Difference]: Without dead ends: 408 [2023-04-03 00:42:28,956 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 00:42:28,959 INFO L413 NwaCegarLoop]: 395 mSDtfsCounter, 52 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 780 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 00:42:28,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 780 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:42:28,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2023-04-03 00:42:28,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 407. [2023-04-03 00:42:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 407 states, 218 states have (on average 1.261467889908257) internal successors, (275), 224 states have internal predecessors, (275), 117 states have call successors, (117), 75 states have call predecessors, (117), 71 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2023-04-03 00:42:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 504 transitions. [2023-04-03 00:42:28,978 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 504 transitions. Word has length 158 [2023-04-03 00:42:28,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:42:28,978 INFO L495 AbstractCegarLoop]: Abstraction has 407 states and 504 transitions. [2023-04-03 00:42:28,978 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, (45), 2 states have call predecessors, (45), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-03 00:42:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 504 transitions. [2023-04-03 00:42:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-04-03 00:42:28,983 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:42:28,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:42:28,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:42:28,983 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:42:28,983 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:42:28,984 INFO L85 PathProgramCache]: Analyzing trace with hash 2051664423, now seen corresponding path program 1 times [2023-04-03 00:42:28,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:42:28,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870520887] [2023-04-03 00:42:28,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:42:28,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:42:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:42:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:29,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:42:29,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870520887] [2023-04-03 00:42:29,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870520887] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:42:29,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665542373] [2023-04-03 00:42:29,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:42:29,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:42:29,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:42:29,264 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 00:42:29,266 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 00:42:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:42:29,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 2398 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:42:29,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:42:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:29,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:42:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-03 00:42:29,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665542373] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:42:29,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2129051337] [2023-04-03 00:42:30,011 INFO L159 IcfgInterpreter]: Started Sifa with 144 locations of interest [2023-04-03 00:42:30,012 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:42:30,016 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:42:30,020 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:42:30,020 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:42:33,854 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:42:34,430 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 347 for LOIs [2023-04-03 00:42:40,365 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:42:42,819 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:42:44,215 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:42:44,948 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:42:46,345 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:42:47,174 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:46:37,253 WARN L223 SmtUtils]: Spent 3.81m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:46:37,392 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs