/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/email_spec8_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:50:44,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:50:44,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:50:44,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:50:44,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:50:44,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:50:44,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:50:44,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:50:44,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:50:44,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:50:44,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:50:44,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:50:44,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:50:44,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:50:44,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:50:44,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:50:44,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:50:44,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:50:44,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:50:44,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:50:44,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:50:44,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:50:44,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:50:44,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:50:44,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:50:44,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:50:44,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:50:44,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:50:44,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:50:44,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:50:44,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:50:44,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:50:44,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:50:44,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:50:44,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:50:44,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:50:44,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:50:44,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:50:44,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:50:44,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:50:44,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:50:44,826 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 00:50:44,841 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:50:44,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:50:44,841 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:50:44,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:50:44,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:50:44,842 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:50:44,843 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:50:44,843 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:50:44,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:50:44,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:50:44,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:44,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:50:44,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:50:44,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:50:44,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:50:45,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:50:45,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:50:45,018 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:50:45,018 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:50:45,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product34.cil.c [2023-04-03 00:50:46,016 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:50:46,327 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:50:46,327 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product34.cil.c [2023-04-03 00:50:46,350 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b841ccd7/37c6d452483c411895812ecf56f39c9d/FLAG028872650 [2023-04-03 00:50:46,366 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b841ccd7/37c6d452483c411895812ecf56f39c9d [2023-04-03 00:50:46,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:50:46,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:50:46,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:46,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:50:46,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:50:46,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae1fe3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46, skipping insertion in model container [2023-04-03 00:50:46,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:50:46,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:50:46,621 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product34.cil.c[28285,28298] [2023-04-03 00:50:46,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:46,754 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:50:46,797 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product34.cil.c[28285,28298] [2023-04-03 00:50:46,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:50:46,880 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:50:46,886 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:50:46,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46 WrapperNode [2023-04-03 00:50:46,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:50:46,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:50:46,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:50:46,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:50:46,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,960 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:50:46,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:50:46,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:50:46,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:50:46,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (1/1) ... [2023-04-03 00:50:46,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:50:46,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:47,002 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 00:50:47,018 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 00:50:47,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:50:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:50:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:50:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:50:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:50:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:50:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:50:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:50:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:50:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:50:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:50:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:50:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:50:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:50:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:50:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:50:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:50:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:50:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:50:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:50:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:50:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:50:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:50:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:50:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:50:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:50:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:50:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:50:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:50:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:50:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:50:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:50:47,081 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:50:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:50:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:50:47,304 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:50:47,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:50:48,118 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:50:48,733 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:50:48,734 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:50:48,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:48 BoogieIcfgContainer [2023-04-03 00:50:48,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:50:48,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:50:48,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:50:48,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:50:48,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:50:46" (1/3) ... [2023-04-03 00:50:48,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340e4fd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:48, skipping insertion in model container [2023-04-03 00:50:48,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:50:46" (2/3) ... [2023-04-03 00:50:48,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340e4fd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:50:48, skipping insertion in model container [2023-04-03 00:50:48,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:50:48" (3/3) ... [2023-04-03 00:50:48,744 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec8_product34.cil.c [2023-04-03 00:50:48,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:50:48,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:50:48,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:50:48,820 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;@78ce9156, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:50:48,821 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:50:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 458 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 88 states have call predecessors, (136), 88 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) [2023-04-03 00:50:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:50:48,847 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:48,848 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:48,848 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:48,853 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:48,853 INFO L85 PathProgramCache]: Analyzing trace with hash 76529271, now seen corresponding path program 1 times [2023-04-03 00:50:48,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:48,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040694169] [2023-04-03 00:50:48,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:48,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:49,300 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 00:50:49,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:49,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040694169] [2023-04-03 00:50:49,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040694169] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:49,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:49,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:50:49,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045050131] [2023-04-03 00:50:49,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:49,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:50:49,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:49,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:50:49,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:50:49,346 INFO L87 Difference]: Start difference. First operand has 458 states, 228 states have (on average 1.1885964912280702) internal successors, (271), 238 states have internal predecessors, (271), 136 states have call successors, (136), 88 states have call predecessors, (136), 88 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:49,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:49,481 INFO L93 Difference]: Finished difference Result 698 states and 832 transitions. [2023-04-03 00:50:49,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:50:49,484 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 132 [2023-04-03 00:50:49,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:49,513 INFO L225 Difference]: With dead ends: 698 [2023-04-03 00:50:49,513 INFO L226 Difference]: Without dead ends: 431 [2023-04-03 00:50:49,520 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 00:50:49,526 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:49,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 467 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:49,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2023-04-03 00:50:49,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 431. [2023-04-03 00:50:49,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 215 states have (on average 1.1767441860465115) internal successors, (253), 222 states have internal predecessors, (253), 131 states have call successors, (131), 88 states have call predecessors, (131), 84 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-04-03 00:50:49,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 510 transitions. [2023-04-03 00:50:49,612 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 510 transitions. Word has length 132 [2023-04-03 00:50:49,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:49,614 INFO L495 AbstractCegarLoop]: Abstraction has 431 states and 510 transitions. [2023-04-03 00:50:49,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:49,615 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 510 transitions. [2023-04-03 00:50:49,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 00:50:49,621 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:49,621 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:49,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:50:49,622 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:49,622 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:49,622 INFO L85 PathProgramCache]: Analyzing trace with hash -168846753, now seen corresponding path program 1 times [2023-04-03 00:50:49,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:49,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394090232] [2023-04-03 00:50:49,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:49,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:49,967 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 00:50:49,967 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:49,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394090232] [2023-04-03 00:50:49,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394090232] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:49,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:49,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:49,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470460589] [2023-04-03 00:50:49,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:49,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:49,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:49,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:49,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:49,970 INFO L87 Difference]: Start difference. First operand 431 states and 510 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:50,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:50,086 INFO L93 Difference]: Finished difference Result 683 states and 800 transitions. [2023-04-03 00:50:50,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:50,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 133 [2023-04-03 00:50:50,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:50,093 INFO L225 Difference]: With dead ends: 683 [2023-04-03 00:50:50,093 INFO L226 Difference]: Without dead ends: 433 [2023-04-03 00:50:50,098 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 00:50:50,099 INFO L413 NwaCegarLoop]: 458 mSDtfsCounter, 0 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:50,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 914 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:50,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-04-03 00:50:50,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2023-04-03 00:50:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 217 states have (on average 1.1751152073732718) internal successors, (255), 224 states have internal predecessors, (255), 131 states have call successors, (131), 88 states have call predecessors, (131), 84 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2023-04-03 00:50:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 512 transitions. [2023-04-03 00:50:50,127 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 512 transitions. Word has length 133 [2023-04-03 00:50:50,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:50,127 INFO L495 AbstractCegarLoop]: Abstraction has 433 states and 512 transitions. [2023-04-03 00:50:50,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 512 transitions. [2023-04-03 00:50:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-04-03 00:50:50,132 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:50,132 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:50,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:50:50,133 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:50,133 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:50,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1223223710, now seen corresponding path program 1 times [2023-04-03 00:50:50,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:50,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410069511] [2023-04-03 00:50:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:50,303 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 00:50:50,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:50,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410069511] [2023-04-03 00:50:50,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410069511] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:50:50,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:50:50,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:50:50,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933708016] [2023-04-03 00:50:50,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:50:50,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:50:50,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:50:50,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:50:50,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:50:50,313 INFO L87 Difference]: Start difference. First operand 433 states and 512 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:50,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:50:50,444 INFO L93 Difference]: Finished difference Result 850 states and 1034 transitions. [2023-04-03 00:50:50,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:50:50,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 138 [2023-04-03 00:50:50,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:50:50,447 INFO L225 Difference]: With dead ends: 850 [2023-04-03 00:50:50,447 INFO L226 Difference]: Without dead ends: 475 [2023-04-03 00:50:50,448 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 00:50:50,449 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 53 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:50:50,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 914 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:50:50,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2023-04-03 00:50:50,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 474. [2023-04-03 00:50:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 249 states have (on average 1.2369477911646587) internal successors, (308), 256 states have internal predecessors, (308), 140 states have call successors, (140), 88 states have call predecessors, (140), 84 states have return successors, (135), 134 states have call predecessors, (135), 135 states have call successors, (135) [2023-04-03 00:50:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 583 transitions. [2023-04-03 00:50:50,463 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 583 transitions. Word has length 138 [2023-04-03 00:50:50,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:50:50,464 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 583 transitions. [2023-04-03 00:50:50,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-04-03 00:50:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 583 transitions. [2023-04-03 00:50:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-04-03 00:50:50,466 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:50:50,466 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:50:50,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:50:50,466 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:50:50,466 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:50:50,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1287375614, now seen corresponding path program 1 times [2023-04-03 00:50:50,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:50:50,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688489285] [2023-04-03 00:50:50,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:50,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:50:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:50,645 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 00:50:50,645 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:50:50,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688489285] [2023-04-03 00:50:50,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688489285] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:50:50,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744830402] [2023-04-03 00:50:50,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:50:50,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:50:50,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:50:50,649 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 00:50:50,680 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 00:50:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:50:51,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 2509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:50:51,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:50:51,199 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 00:50:51,199 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:50:51,347 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 00:50:51,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744830402] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:50:51,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1664631834] [2023-04-03 00:50:51,364 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2023-04-03 00:50:51,364 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:50:51,367 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:50:51,370 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:50:51,371 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:50:55,310 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:50:55,867 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 363 for LOIs [2023-04-03 00:51:02,405 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-03 00:51:04,758 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-03 00:51:06,130 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-03 00:51:06,893 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-03 00:51:08,322 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:51:09,165 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs [2023-04-03 00:54:48,639 WARN L223 SmtUtils]: Spent 3.63m on a formula simplification. DAG size of input: 19623 DAG size of output: 302 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:54:48,787 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 239 for LOIs