/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 EqDomain -i ../sv-benchmarks/c/product-lines/email_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 11:48:24,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 11:48:24,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 11:48:24,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 11:48:24,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 11:48:24,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 11:48:24,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 11:48:24,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 11:48:24,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 11:48:24,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 11:48:24,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 11:48:24,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 11:48:24,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 11:48:24,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 11:48:24,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 11:48:24,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 11:48:24,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 11:48:24,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 11:48:24,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 11:48:24,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 11:48:24,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 11:48:24,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 11:48:24,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 11:48:24,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 11:48:24,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 11:48:24,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 11:48:24,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 11:48:24,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 11:48:24,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 11:48:24,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 11:48:24,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 11:48:24,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 11:48:24,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 11:48:24,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 11:48:24,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 11:48:24,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 11:48:24,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 11:48:24,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 11:48:24,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 11:48:24,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 11:48:24,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 11:48:24,905 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 11:48:24,929 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 11:48:24,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 11:48:24,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 11:48:24,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 11:48:24,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 11:48:24,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 11:48:24,931 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 11:48:24,932 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 11:48:24,932 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 11:48:24,932 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 11:48:24,932 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 11:48:24,932 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 11:48:24,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 11:48:24,933 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 11:48:24,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 11:48:24,935 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 11:48:24,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 11:48:24,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 11:48:24,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 11:48:24,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 11:48:24,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 11:48:24,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 11:48:24,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 11:48:24,936 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 11:48:25,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 11:48:25,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 11:48:25,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 11:48:25,191 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 11:48:25,191 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 11:48:25,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product31.cil.c [2023-04-01 11:48:26,443 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 11:48:26,755 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 11:48:26,756 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product31.cil.c [2023-04-01 11:48:26,782 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f03e80eb1/f35ccb6f27a642bca7a435d12af8a9eb/FLAGe157a7316 [2023-04-01 11:48:26,798 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f03e80eb1/f35ccb6f27a642bca7a435d12af8a9eb [2023-04-01 11:48:26,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 11:48:26,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 11:48:26,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 11:48:26,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 11:48:26,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 11:48:26,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:48:26" (1/1) ... [2023-04-01 11:48:26,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4906f5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:26, skipping insertion in model container [2023-04-01 11:48:26,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:48:26" (1/1) ... [2023-04-01 11:48:26,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 11:48:26,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 11:48:27,381 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_spec1_product31.cil.c[64142,64155] [2023-04-01 11:48:27,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 11:48:27,406 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 11:48:27,498 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_spec1_product31.cil.c[64142,64155] [2023-04-01 11:48:27,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 11:48:27,551 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 11:48:27,558 INFO L208 MainTranslator]: Completed translation [2023-04-01 11:48:27,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27 WrapperNode [2023-04-01 11:48:27,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 11:48:27,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 11:48:27,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 11:48:27,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 11:48:27,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,677 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 11:48:27,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 11:48:27,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 11:48:27,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 11:48:27,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (1/1) ... [2023-04-01 11:48:27,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 11:48:27,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 11:48:27,770 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 11:48:27,799 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 11:48:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 11:48:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 11:48:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 11:48:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-01 11:48:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 11:48:27,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 11:48:27,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 11:48:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 11:48:27,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 11:48:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 11:48:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 11:48:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 11:48:27,826 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 11:48:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 11:48:27,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 11:48:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 11:48:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 11:48:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 11:48:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 11:48:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 11:48:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 11:48:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 11:48:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 11:48:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 11:48:27,830 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 11:48:27,831 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 11:48:27,832 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-01 11:48:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 11:48:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 11:48:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 11:48:27,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 11:48:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 11:48:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 11:48:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 11:48:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 11:48:28,119 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 11:48:28,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 11:48:29,374 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 11:48:30,212 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 11:48:30,216 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 11:48:30,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:48:30 BoogieIcfgContainer [2023-04-01 11:48:30,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 11:48:30,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 11:48:30,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 11:48:30,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 11:48:30,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 11:48:26" (1/3) ... [2023-04-01 11:48:30,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1514f659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:48:30, skipping insertion in model container [2023-04-01 11:48:30,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:48:27" (2/3) ... [2023-04-01 11:48:30,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1514f659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:48:30, skipping insertion in model container [2023-04-01 11:48:30,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:48:30" (3/3) ... [2023-04-01 11:48:30,230 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec1_product31.cil.c [2023-04-01 11:48:30,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 11:48:30,248 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 11:48:30,297 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 11:48:30,302 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;@3fbdb372, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 11:48:30,303 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 11:48:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 410 states, 207 states have (on average 1.1980676328502415) internal successors, (248), 216 states have internal predecessors, (248), 119 states have call successors, (119), 79 states have call predecessors, (119), 79 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2023-04-01 11:48:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-04-01 11:48:30,326 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 11:48:30,326 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 11:48:30,327 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 11:48:30,332 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 11:48:30,332 INFO L85 PathProgramCache]: Analyzing trace with hash -2032968885, now seen corresponding path program 1 times [2023-04-01 11:48:30,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 11:48:30,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099254253] [2023-04-01 11:48:30,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 11:48:30,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 11:48:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 11:48:30,899 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 11:48:30,901 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 11:48:30,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099254253] [2023-04-01 11:48:30,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099254253] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 11:48:30,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 11:48:30,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 11:48:30,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078377136] [2023-04-01 11:48:30,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 11:48:30,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 11:48:30,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 11:48:30,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 11:48:30,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 11:48:30,954 INFO L87 Difference]: Start difference. First operand has 410 states, 207 states have (on average 1.1980676328502415) internal successors, (248), 216 states have internal predecessors, (248), 119 states have call successors, (119), 79 states have call predecessors, (119), 79 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) 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 11:48:31,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 11:48:31,132 INFO L93 Difference]: Finished difference Result 628 states and 744 transitions. [2023-04-01 11:48:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 11:48:31,135 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 11:48:31,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 11:48:31,156 INFO L225 Difference]: With dead ends: 628 [2023-04-01 11:48:31,156 INFO L226 Difference]: Without dead ends: 389 [2023-04-01 11:48:31,161 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 11:48:31,163 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 11:48:31,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 424 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 11:48:31,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-04-01 11:48:31,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2023-04-01 11:48:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 198 states have (on average 1.1868686868686869) internal successors, (235), 204 states have internal predecessors, (235), 115 states have call successors, (115), 79 states have call predecessors, (115), 75 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2023-04-01 11:48:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 460 transitions. [2023-04-01 11:48:31,242 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 460 transitions. Word has length 125 [2023-04-01 11:48:31,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 11:48:31,244 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 460 transitions. [2023-04-01 11:48:31,244 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 11:48:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 460 transitions. [2023-04-01 11:48:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-01 11:48:31,257 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 11:48:31,258 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 11:48:31,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 11:48:31,258 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 11:48:31,259 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 11:48:31,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1758937881, now seen corresponding path program 1 times [2023-04-01 11:48:31,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 11:48:31,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458113951] [2023-04-01 11:48:31,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 11:48:31,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 11:48:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 11:48:31,532 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 11:48:31,532 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 11:48:31,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458113951] [2023-04-01 11:48:31,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458113951] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 11:48:31,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 11:48:31,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 11:48:31,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223651496] [2023-04-01 11:48:31,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 11:48:31,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 11:48:31,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 11:48:31,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 11:48:31,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 11:48:31,537 INFO L87 Difference]: Start difference. First operand 389 states and 460 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 11:48:31,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 11:48:31,668 INFO L93 Difference]: Finished difference Result 613 states and 715 transitions. [2023-04-01 11:48:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 11:48:31,669 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 11:48:31,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 11:48:31,679 INFO L225 Difference]: With dead ends: 613 [2023-04-01 11:48:31,679 INFO L226 Difference]: Without dead ends: 391 [2023-04-01 11:48:31,687 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 11:48:31,689 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 0 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 11:48:31,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 828 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 11:48:31,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2023-04-01 11:48:31,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 391. [2023-04-01 11:48:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 200 states have (on average 1.185) internal successors, (237), 206 states have internal predecessors, (237), 115 states have call successors, (115), 79 states have call predecessors, (115), 75 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2023-04-01 11:48:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 462 transitions. [2023-04-01 11:48:31,723 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 462 transitions. Word has length 126 [2023-04-01 11:48:31,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 11:48:31,723 INFO L495 AbstractCegarLoop]: Abstraction has 391 states and 462 transitions. [2023-04-01 11:48:31,724 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 11:48:31,724 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 462 transitions. [2023-04-01 11:48:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-04-01 11:48:31,726 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 11:48:31,726 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 11:48:31,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 11:48:31,727 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 11:48:31,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 11:48:31,727 INFO L85 PathProgramCache]: Analyzing trace with hash 525939697, now seen corresponding path program 1 times [2023-04-01 11:48:31,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 11:48:31,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740795195] [2023-04-01 11:48:31,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 11:48:31,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 11:48:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 11:48:31,955 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 11:48:31,956 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 11:48:31,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740795195] [2023-04-01 11:48:31,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740795195] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 11:48:31,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 11:48:31,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 11:48:31,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670446315] [2023-04-01 11:48:31,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 11:48:31,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 11:48:31,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 11:48:31,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 11:48:31,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 11:48:31,962 INFO L87 Difference]: Start difference. First operand 391 states and 462 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 11:48:32,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 11:48:32,092 INFO L93 Difference]: Finished difference Result 764 states and 931 transitions. [2023-04-01 11:48:32,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 11:48:32,093 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 11:48:32,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 11:48:32,098 INFO L225 Difference]: With dead ends: 764 [2023-04-01 11:48:32,098 INFO L226 Difference]: Without dead ends: 431 [2023-04-01 11:48:32,101 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 11:48:32,106 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 52 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 11:48:32,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 826 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 11:48:32,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2023-04-01 11:48:32,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 430. [2023-04-01 11:48:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 231 states have (on average 1.251082251082251) internal successors, (289), 237 states have internal predecessors, (289), 123 states have call successors, (123), 79 states have call predecessors, (123), 75 states have return successors, (118), 118 states have call predecessors, (118), 118 states have call successors, (118) [2023-04-01 11:48:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 530 transitions. [2023-04-01 11:48:32,148 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 530 transitions. Word has length 131 [2023-04-01 11:48:32,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 11:48:32,149 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 530 transitions. [2023-04-01 11:48:32,149 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 11:48:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 530 transitions. [2023-04-01 11:48:32,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-01 11:48:32,155 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 11:48:32,155 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 11:48:32,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 11:48:32,156 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 11:48:32,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 11:48:32,157 INFO L85 PathProgramCache]: Analyzing trace with hash -407955761, now seen corresponding path program 1 times [2023-04-01 11:48:32,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 11:48:32,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511301174] [2023-04-01 11:48:32,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 11:48:32,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 11:48:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 11:48:32,434 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 11:48:32,434 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 11:48:32,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511301174] [2023-04-01 11:48:32,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511301174] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 11:48:32,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300964041] [2023-04-01 11:48:32,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 11:48:32,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 11:48:32,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 11:48:32,441 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 11:48:32,448 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 11:48:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 11:48:33,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 2243 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 11:48:33,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 11:48:33,135 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 11:48:33,135 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 11:48:33,333 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 11:48:33,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300964041] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 11:48:33,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [158356122] [2023-04-01 11:48:33,394 INFO L159 IcfgInterpreter]: Started Sifa with 121 locations of interest [2023-04-01 11:48:33,394 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 11:48:33,399 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 11:48:33,403 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 11:48:33,404 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 11:48:43,351 WARN L223 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 491 DAG size of output: 491 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-01 11:48:48,407 WARN L223 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 491 DAG size of output: 491 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-01 11:48:49,611 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-01 11:48:50,135 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 582 for LOIs [2023-04-01 11:49:02,633 WARN L223 SmtUtils]: Spent 10.31s on a formula simplification. DAG size of input: 582 DAG size of output: 582 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-01 11:49:12,666 WARN L223 SmtUtils]: Spent 10.03s on a formula simplification. DAG size of input: 582 DAG size of output: 582 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-01 11:49:22,741 WARN L223 SmtUtils]: Spent 10.07s on a formula simplification. DAG size of input: 582 DAG size of output: 582 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-01 11:49:32,963 WARN L223 SmtUtils]: Spent 10.22s on a formula simplification. DAG size of input: 582 DAG size of output: 582 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm)