/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_spec1_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:14:01,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:14:01,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:14:01,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:14:01,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:14:01,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:14:01,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:14:01,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:14:01,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:14:01,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:14:01,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:14:01,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:14:01,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:14:01,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:14:01,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:14:01,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:14:01,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:14:01,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:14:01,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:14:01,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:14:01,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:14:01,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:14:01,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:14:01,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:14:01,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:14:01,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:14:01,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:14:01,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:14:01,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:14:01,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:14:01,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:14:01,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:14:01,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:14:01,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:14:01,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:14:01,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:14:01,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:14:01,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:14:01,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:14:01,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:14:01,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:14:01,918 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 00:14:01,936 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:14:01,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:14:01,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:14:01,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:14:01,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:14:01,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:14:01,938 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:14:01,938 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:14:01,938 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:14:01,938 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:14:01,939 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:14:01,939 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:14:01,939 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:14:01,939 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:14:01,939 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:14:01,939 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:14:01,940 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:14:01,940 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:14:01,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:14:01,941 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:14:01,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:14:01,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:14:01,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:14:01,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:14:01,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:14:01,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:14:01,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:14:01,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:14:01,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:14:01,943 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:14:01,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:14:01,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:14:01,944 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:14:01,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:14:01,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:14:01,944 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:14:01,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:14:02,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:14:02,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:14:02,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:14:02,263 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:14:02,265 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:14:02,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product28.cil.c [2023-04-03 00:14:03,746 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:14:04,082 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:14:04,083 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product28.cil.c [2023-04-03 00:14:04,131 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6d9f2f15/817b09acdb3443129176a7c1f6d4d380/FLAG697ea3365 [2023-04-03 00:14:04,150 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6d9f2f15/817b09acdb3443129176a7c1f6d4d380 [2023-04-03 00:14:04,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:14:04,155 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:14:04,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:14:04,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:14:04,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:14:04,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:04,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4456a898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04, skipping insertion in model container [2023-04-03 00:14:04,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:04,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:14:04,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:14:04,763 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_product28.cil.c[51091,51104] [2023-04-03 00:14:04,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:14:04,853 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:14:04,937 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_product28.cil.c[51091,51104] [2023-04-03 00:14:04,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:14:04,974 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:14:04,983 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:14:04,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04 WrapperNode [2023-04-03 00:14:04,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:14:04,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:14:04,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:14:04,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:14:04,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:04,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,089 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:14:05,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:14:05,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:14:05,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:14:05,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (1/1) ... [2023-04-03 00:14:05,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:14:05,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:14:05,195 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 00:14:05,221 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 00:14:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:14:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:14:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:14:05,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:14:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:14:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:14:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:14:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:14:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:14:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:14:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:14:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:14:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:14:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:14:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:14:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:14:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-03 00:14:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:14:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2023-04-03 00:14:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:14:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:14:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:14:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:14:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:14:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:14:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:14:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:14:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:14:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:14:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:14:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:14:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:14:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:14:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:14:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:14:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:14:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:14:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:14:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:14:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:14:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:14:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:14:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:14:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:14:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:14:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:14:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:14:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:14:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:14:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:14:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:14:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:14:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:14:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:14:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:14:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:14:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:14:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:14:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:14:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:14:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:14:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:14:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:14:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:14:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:14:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:14:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:14:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:14:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:14:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:14:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:14:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:14:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:14:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:14:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:14:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:14:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:14:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:14:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:14:05,610 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:14:05,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:14:06,951 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:14:07,792 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:14:07,792 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:14:07,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:14:07 BoogieIcfgContainer [2023-04-03 00:14:07,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:14:07,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:14:07,805 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:14:07,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:14:07,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:14:04" (1/3) ... [2023-04-03 00:14:07,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2336ceb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:14:07, skipping insertion in model container [2023-04-03 00:14:07,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:14:04" (2/3) ... [2023-04-03 00:14:07,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2336ceb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:14:07, skipping insertion in model container [2023-04-03 00:14:07,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:14:07" (3/3) ... [2023-04-03 00:14:07,813 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec1_product28.cil.c [2023-04-03 00:14:07,835 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:14:07,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:14:07,898 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:14:07,904 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;@2ef792fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:14:07,905 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:14:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 373 states, 190 states have (on average 1.2105263157894737) internal successors, (230), 198 states have internal predecessors, (230), 106 states have call successors, (106), 68 states have call predecessors, (106), 68 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) [2023-04-03 00:14:07,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-04-03 00:14:07,928 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:14:07,929 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] [2023-04-03 00:14:07,929 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:14:07,935 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:14:07,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1288574668, now seen corresponding path program 1 times [2023-04-03 00:14:07,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:14:07,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913183337] [2023-04-03 00:14:07,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:14:07,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:14:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:14:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:08,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:14:08,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913183337] [2023-04-03 00:14:08,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913183337] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:14:08,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:14:08,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:14:08,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172350270] [2023-04-03 00:14:08,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:14:08,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:14:08,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:14:08,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:14:08,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:14:08,458 INFO L87 Difference]: Start difference. First operand has 373 states, 190 states have (on average 1.2105263157894737) internal successors, (230), 198 states have internal predecessors, (230), 106 states have call successors, (106), 68 states have call predecessors, (106), 68 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) 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) [2023-04-03 00:14:08,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:14:08,593 INFO L93 Difference]: Finished difference Result 519 states and 617 transitions. [2023-04-03 00:14:08,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:14:08,612 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 [2023-04-03 00:14:08,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:14:08,626 INFO L225 Difference]: With dead ends: 519 [2023-04-03 00:14:08,627 INFO L226 Difference]: Without dead ends: 331 [2023-04-03 00:14:08,631 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 00:14:08,650 INFO L413 NwaCegarLoop]: 366 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:14:08,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:14:08,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2023-04-03 00:14:08,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 331. [2023-04-03 00:14:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 172 states have (on average 1.2093023255813953) internal successors, (208), 177 states have internal predecessors, (208), 95 states have call successors, (95), 67 states have call predecessors, (95), 63 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-04-03 00:14:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 393 transitions. [2023-04-03 00:14:08,763 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 393 transitions. Word has length 125 [2023-04-03 00:14:08,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:14:08,766 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 393 transitions. [2023-04-03 00:14:08,767 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) [2023-04-03 00:14:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 393 transitions. [2023-04-03 00:14:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-03 00:14:08,778 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:14:08,778 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] [2023-04-03 00:14:08,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:14:08,779 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:14:08,779 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:14:08,780 INFO L85 PathProgramCache]: Analyzing trace with hash 576827085, now seen corresponding path program 1 times [2023-04-03 00:14:08,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:14:08,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693380384] [2023-04-03 00:14:08,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:14:08,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:14:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:14:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:09,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:14:09,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693380384] [2023-04-03 00:14:09,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693380384] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:14:09,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:14:09,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:14:09,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618326063] [2023-04-03 00:14:09,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:14:09,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:14:09,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:14:09,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:14:09,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:14:09,198 INFO L87 Difference]: Start difference. First operand 331 states and 393 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) [2023-04-03 00:14:09,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:14:09,275 INFO L93 Difference]: Finished difference Result 504 states and 588 transitions. [2023-04-03 00:14:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:14:09,276 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 [2023-04-03 00:14:09,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:14:09,279 INFO L225 Difference]: With dead ends: 504 [2023-04-03 00:14:09,279 INFO L226 Difference]: Without dead ends: 333 [2023-04-03 00:14:09,280 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 00:14:09,281 INFO L413 NwaCegarLoop]: 357 mSDtfsCounter, 0 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:14:09,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 712 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:14:09,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-04-03 00:14:09,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 333. [2023-04-03 00:14:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 174 states have (on average 1.206896551724138) internal successors, (210), 179 states have internal predecessors, (210), 95 states have call successors, (95), 67 states have call predecessors, (95), 63 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-04-03 00:14:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 395 transitions. [2023-04-03 00:14:09,311 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 395 transitions. Word has length 126 [2023-04-03 00:14:09,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:14:09,311 INFO L495 AbstractCegarLoop]: Abstraction has 333 states and 395 transitions. [2023-04-03 00:14:09,312 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) [2023-04-03 00:14:09,312 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 395 transitions. [2023-04-03 00:14:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-04-03 00:14:09,314 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:14:09,314 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] [2023-04-03 00:14:09,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:14:09,315 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:14:09,315 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:14:09,315 INFO L85 PathProgramCache]: Analyzing trace with hash 2101083166, now seen corresponding path program 1 times [2023-04-03 00:14:09,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:14:09,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225617909] [2023-04-03 00:14:09,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:14:09,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:14:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:14:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:09,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:14:09,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225617909] [2023-04-03 00:14:09,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225617909] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:14:09,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:14:09,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:14:09,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402612603] [2023-04-03 00:14:09,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:14:09,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:14:09,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:14:09,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:14:09,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:14:09,451 INFO L87 Difference]: Start difference. First operand 333 states and 395 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) [2023-04-03 00:14:09,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:14:09,529 INFO L93 Difference]: Finished difference Result 646 states and 794 transitions. [2023-04-03 00:14:09,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:14:09,530 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 [2023-04-03 00:14:09,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:14:09,532 INFO L225 Difference]: With dead ends: 646 [2023-04-03 00:14:09,533 INFO L226 Difference]: Without dead ends: 371 [2023-04-03 00:14:09,564 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 00:14:09,565 INFO L413 NwaCegarLoop]: 362 mSDtfsCounter, 51 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:14:09,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 712 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:14:09,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2023-04-03 00:14:09,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 370. [2023-04-03 00:14:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 204 states have (on average 1.2794117647058822) internal successors, (261), 209 states have internal predecessors, (261), 102 states have call successors, (102), 67 states have call predecessors, (102), 63 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2023-04-03 00:14:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 460 transitions. [2023-04-03 00:14:09,578 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 460 transitions. Word has length 131 [2023-04-03 00:14:09,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:14:09,579 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 460 transitions. [2023-04-03 00:14:09,579 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) [2023-04-03 00:14:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2023-04-03 00:14:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:14:09,581 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:14:09,581 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] [2023-04-03 00:14:09,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:14:09,581 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:14:09,581 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:14:09,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1079101711, now seen corresponding path program 1 times [2023-04-03 00:14:09,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:14:09,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195844656] [2023-04-03 00:14:09,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:14:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:14:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:14:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:09,822 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:14:09,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195844656] [2023-04-03 00:14:09,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195844656] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:14:09,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429404870] [2023-04-03 00:14:09,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:14:09,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:14:09,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:14:09,840 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 00:14:09,841 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 00:14:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:14:10,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 2090 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:14:10,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:14:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:10,403 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:14:10,553 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:14:10,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429404870] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:14:10,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1046384950] [2023-04-03 00:14:10,579 INFO L159 IcfgInterpreter]: Started Sifa with 121 locations of interest [2023-04-03 00:14:10,579 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:14:10,588 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:14:10,596 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:14:10,596 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:14:14,261 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:14:14,965 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 311 for LOIs [2023-04-03 00:14:21,765 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:14:24,993 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:14:26,788 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:14:27,586 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:14:29,110 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:14:29,987 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:18:26,964 WARN L223 SmtUtils]: Spent 3.92m on a formula simplification. DAG size of input: 19626 DAG size of output: 303 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:18:27,095 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs