/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 IntervalDomain -i ../sv-benchmarks/c/product-lines/email_spec3_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 23:43:30,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 23:43:30,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 23:43:30,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 23:43:30,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 23:43:30,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 23:43:30,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 23:43:30,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 23:43:30,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 23:43:30,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 23:43:30,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 23:43:30,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 23:43:30,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 23:43:30,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 23:43:30,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 23:43:30,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 23:43:30,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 23:43:30,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 23:43:30,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 23:43:30,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 23:43:30,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 23:43:30,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 23:43:30,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 23:43:30,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 23:43:30,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 23:43:30,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 23:43:30,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 23:43:30,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 23:43:30,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 23:43:30,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 23:43:30,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 23:43:30,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 23:43:30,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 23:43:30,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 23:43:30,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 23:43:30,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 23:43:30,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 23:43:30,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 23:43:30,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 23:43:30,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 23:43:30,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 23:43:30,701 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 [2023-03-31 23:43:30,726 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 23:43:30,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 23:43:30,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 23:43:30,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 23:43:30,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 23:43:30,727 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 23:43:30,728 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 23:43:30,728 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 23:43:30,728 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 23:43:30,728 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 23:43:30,728 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 23:43:30,729 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 23:43:30,729 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 23:43:30,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 23:43:30,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 23:43:30,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 23:43:30,731 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 23:43:30,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 23:43:30,731 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 23:43:30,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 23:43:30,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:43:30,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 23:43:30,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 23:43:30,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 23:43:30,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 23:43:30,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 23:43:30,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 23:43:30,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 23:43:30,911 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 23:43:30,911 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 23:43:30,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product19.cil.c [2023-03-31 23:43:31,905 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 23:43:32,169 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 23:43:32,170 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product19.cil.c [2023-03-31 23:43:32,187 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/423c8d250/d970327fa73e4537bc58f912eaa4134b/FLAG2a740aa51 [2023-03-31 23:43:32,198 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/423c8d250/d970327fa73e4537bc58f912eaa4134b [2023-03-31 23:43:32,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 23:43:32,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 23:43:32,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 23:43:32,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 23:43:32,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 23:43:32,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b35df43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32, skipping insertion in model container [2023-03-31 23:43:32,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 23:43:32,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 23:43:32,472 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_spec3_product19.cil.c[8336,8349] [2023-03-31 23:43:32,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:43:32,671 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 23:43:32,710 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_spec3_product19.cil.c[8336,8349] [2023-03-31 23:43:32,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:43:32,810 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 23:43:32,819 INFO L208 MainTranslator]: Completed translation [2023-03-31 23:43:32,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32 WrapperNode [2023-03-31 23:43:32,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 23:43:32,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 23:43:32,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 23:43:32,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 23:43:32,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,935 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 23:43:32,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 23:43:32,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 23:43:32,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 23:43:32,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (1/1) ... [2023-03-31 23:43:32,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:43:32,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:43:32,993 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) [2023-03-31 23:43:32,999 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 [2023-03-31 23:43:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 23:43:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 23:43:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 23:43:33,025 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 23:43:33,025 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-03-31 23:43:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-03-31 23:43:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-03-31 23:43:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-03-31 23:43:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-03-31 23:43:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-03-31 23:43:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-03-31 23:43:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-03-31 23:43:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-03-31 23:43:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-03-31 23:43:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-03-31 23:43:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-03-31 23:43:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-03-31 23:43:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-03-31 23:43:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-03-31 23:43:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-03-31 23:43:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-03-31 23:43:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-03-31 23:43:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-03-31 23:43:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-03-31 23:43:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-03-31 23:43:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-03-31 23:43:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-03-31 23:43:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 23:43:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 23:43:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 23:43:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 23:43:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 23:43:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 23:43:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 23:43:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 23:43:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 23:43:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-03-31 23:43:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 23:43:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 23:43:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 23:43:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 23:43:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-03-31 23:43:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-03-31 23:43:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-03-31 23:43:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-03-31 23:43:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-03-31 23:43:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-03-31 23:43:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-03-31 23:43:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-03-31 23:43:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-03-31 23:43:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-03-31 23:43:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-03-31 23:43:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 23:43:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 23:43:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 23:43:33,321 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 23:43:33,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 23:43:34,217 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 23:43:34,718 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 23:43:34,718 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-31 23:43:34,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:43:34 BoogieIcfgContainer [2023-03-31 23:43:34,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 23:43:34,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 23:43:34,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 23:43:34,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 23:43:34,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 11:43:32" (1/3) ... [2023-03-31 23:43:34,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afaafb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:43:34, skipping insertion in model container [2023-03-31 23:43:34,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:43:32" (2/3) ... [2023-03-31 23:43:34,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afaafb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:43:34, skipping insertion in model container [2023-03-31 23:43:34,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:43:34" (3/3) ... [2023-03-31 23:43:34,731 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product19.cil.c [2023-03-31 23:43:34,744 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 23:43:34,744 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 23:43:34,792 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 23:43:34,797 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;@516d7265, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 23:43:34,798 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 23:43:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 370 states, 186 states have (on average 1.1989247311827957) internal successors, (223), 194 states have internal predecessors, (223), 107 states have call successors, (107), 72 states have call predecessors, (107), 72 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2023-03-31 23:43:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-03-31 23:43:34,823 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:34,825 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, 1] [2023-03-31 23:43:34,825 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:34,830 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:34,830 INFO L85 PathProgramCache]: Analyzing trace with hash -247722162, now seen corresponding path program 1 times [2023-03-31 23:43:34,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:34,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632044082] [2023-03-31 23:43:34,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:34,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:35,229 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:35,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632044082] [2023-03-31 23:43:35,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632044082] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:35,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:35,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-31 23:43:35,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206978908] [2023-03-31 23:43:35,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:35,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-31 23:43:35,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:35,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-31 23:43:35,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:43:35,258 INFO L87 Difference]: Start difference. First operand has 370 states, 186 states have (on average 1.1989247311827957) internal successors, (223), 194 states have internal predecessors, (223), 107 states have call successors, (107), 72 states have call predecessors, (107), 72 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:35,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:35,392 INFO L93 Difference]: Finished difference Result 548 states and 647 transitions. [2023-03-31 23:43:35,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-31 23:43:35,394 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 134 [2023-03-31 23:43:35,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:35,410 INFO L225 Difference]: With dead ends: 548 [2023-03-31 23:43:35,411 INFO L226 Difference]: Without dead ends: 349 [2023-03-31 23:43:35,416 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 [2023-03-31 23:43:35,423 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:35,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 378 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:35,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2023-03-31 23:43:35,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 349. [2023-03-31 23:43:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 177 states have (on average 1.1864406779661016) internal successors, (210), 182 states have internal predecessors, (210), 103 states have call successors, (103), 72 states have call predecessors, (103), 68 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2023-03-31 23:43:35,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 410 transitions. [2023-03-31 23:43:35,491 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 410 transitions. Word has length 134 [2023-03-31 23:43:35,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:35,493 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 410 transitions. [2023-03-31 23:43:35,494 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 410 transitions. [2023-03-31 23:43:35,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-03-31 23:43:35,500 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:35,501 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, 1, 1] [2023-03-31 23:43:35,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 23:43:35,501 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:35,502 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:35,502 INFO L85 PathProgramCache]: Analyzing trace with hash 881202858, now seen corresponding path program 1 times [2023-03-31 23:43:35,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:35,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001853598] [2023-03-31 23:43:35,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:35,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:35,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:35,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001853598] [2023-03-31 23:43:35,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001853598] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:35,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:35,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:43:35,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828045647] [2023-03-31 23:43:35,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:35,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:43:35,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:35,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:43:35,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:35,796 INFO L87 Difference]: Start difference. First operand 349 states and 410 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:35,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:35,896 INFO L93 Difference]: Finished difference Result 533 states and 615 transitions. [2023-03-31 23:43:35,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:43:35,896 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 135 [2023-03-31 23:43:35,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:35,900 INFO L225 Difference]: With dead ends: 533 [2023-03-31 23:43:35,900 INFO L226 Difference]: Without dead ends: 351 [2023-03-31 23:43:35,903 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 [2023-03-31 23:43:35,905 INFO L413 NwaCegarLoop]: 369 mSDtfsCounter, 0 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:35,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 736 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:35,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2023-03-31 23:43:35,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2023-03-31 23:43:35,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 179 states have (on average 1.1843575418994414) internal successors, (212), 184 states have internal predecessors, (212), 103 states have call successors, (103), 72 states have call predecessors, (103), 68 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2023-03-31 23:43:35,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 412 transitions. [2023-03-31 23:43:35,932 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 412 transitions. Word has length 135 [2023-03-31 23:43:35,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:35,932 INFO L495 AbstractCegarLoop]: Abstraction has 351 states and 412 transitions. [2023-03-31 23:43:35,932 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:35,932 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 412 transitions. [2023-03-31 23:43:35,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-03-31 23:43:35,933 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:35,934 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, 1] [2023-03-31 23:43:35,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 23:43:35,934 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:35,934 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:35,934 INFO L85 PathProgramCache]: Analyzing trace with hash -478842326, now seen corresponding path program 1 times [2023-03-31 23:43:35,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:35,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45621042] [2023-03-31 23:43:35,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:35,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:36,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:36,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45621042] [2023-03-31 23:43:36,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45621042] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:43:36,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:43:36,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:43:36,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031516967] [2023-03-31 23:43:36,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:43:36,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:43:36,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:43:36,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:43:36,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:43:36,060 INFO L87 Difference]: Start difference. First operand 351 states and 412 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:36,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:43:36,139 INFO L93 Difference]: Finished difference Result 684 states and 831 transitions. [2023-03-31 23:43:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:43:36,140 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 140 [2023-03-31 23:43:36,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:43:36,142 INFO L225 Difference]: With dead ends: 684 [2023-03-31 23:43:36,143 INFO L226 Difference]: Without dead ends: 391 [2023-03-31 23:43:36,145 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 [2023-03-31 23:43:36,148 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 52 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:43:36,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 734 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:43:36,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2023-03-31 23:43:36,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 390. [2023-03-31 23:43:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 210 states have (on average 1.2571428571428571) internal successors, (264), 215 states have internal predecessors, (264), 111 states have call successors, (111), 72 states have call predecessors, (111), 68 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-03-31 23:43:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 480 transitions. [2023-03-31 23:43:36,165 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 480 transitions. Word has length 140 [2023-03-31 23:43:36,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:43:36,166 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 480 transitions. [2023-03-31 23:43:36,166 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, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-03-31 23:43:36,166 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 480 transitions. [2023-03-31 23:43:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-03-31 23:43:36,171 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:43:36,171 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, 1, 1] [2023-03-31 23:43:36,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 23:43:36,171 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:43:36,172 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:43:36,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1906102451, now seen corresponding path program 1 times [2023-03-31 23:43:36,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:43:36,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448825654] [2023-03-31 23:43:36,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:36,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:43:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:36,383 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:43:36,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448825654] [2023-03-31 23:43:36,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448825654] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-31 23:43:36,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077466579] [2023-03-31 23:43:36,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:43:36,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-31 23:43:36,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:43:36,386 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) [2023-03-31 23:43:36,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-31 23:43:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:43:36,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 2155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-31 23:43:36,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-31 23:43:36,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:36,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-31 23:43:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-03-31 23:43:37,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077466579] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-31 23:43:37,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [548801660] [2023-03-31 23:43:37,122 INFO L159 IcfgInterpreter]: Started Sifa with 130 locations of interest [2023-03-31 23:43:37,122 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 23:43:37,125 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 23:43:37,128 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 23:43:37,129 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 23:43:40,796 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-03-31 23:43:41,454 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 315 for LOIs [2023-03-31 23:43:46,716 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-03-31 23:43:49,157 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-03-31 23:43:50,575 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-03-31 23:43:51,327 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-03-31 23:43:52,822 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-03-31 23:43:53,690 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-03-31 23:43:55,351 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs [2023-03-31 23:43:56,302 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 230 for LOIs [2023-03-31 23:43:56,419 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 232 for LOIs [2023-03-31 23:43:56,543 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 232 for LOIs [2023-03-31 23:43:56,612 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 296 for LOIs [2023-03-31 23:44:01,077 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 232 for LOIs [2023-03-31 23:44:01,166 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 232 for LOIs [2023-03-31 23:44:01,233 INFO L180 IcfgInterpreter]: Interpretation finished