./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec11_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec11_product27.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00530584ceb95509e59a4223c6066e974815f5b40475a70fc9a47cceec3e0b2f --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 05:30:37,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 05:30:37,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 05:30:37,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 05:30:37,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 05:30:37,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 05:30:37,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 05:30:37,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 05:30:37,650 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 05:30:37,650 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 05:30:37,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 05:30:37,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 05:30:37,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 05:30:37,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 05:30:37,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 05:30:37,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 05:30:37,653 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 05:30:37,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 05:30:37,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 05:30:37,654 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00530584ceb95509e59a4223c6066e974815f5b40475a70fc9a47cceec3e0b2f [2025-03-08 05:30:37,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 05:30:37,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 05:30:37,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 05:30:37,889 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 05:30:37,889 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 05:30:37,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product27.cil.c [2025-03-08 05:30:39,100 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8957dee3/ebd68962f3364058a81cdca0135cb4ef/FLAG01848d94b [2025-03-08 05:30:39,462 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 05:30:39,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product27.cil.c [2025-03-08 05:30:39,483 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8957dee3/ebd68962f3364058a81cdca0135cb4ef/FLAG01848d94b [2025-03-08 05:30:39,675 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8957dee3/ebd68962f3364058a81cdca0135cb4ef [2025-03-08 05:30:39,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 05:30:39,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 05:30:39,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 05:30:39,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 05:30:39,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 05:30:39,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:30:39" (1/1) ... [2025-03-08 05:30:39,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab8a610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:39, skipping insertion in model container [2025-03-08 05:30:39,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 05:30:39" (1/1) ... [2025-03-08 05:30:39,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 05:30:39,999 WARN L250 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_spec11_product27.cil.c[34014,34027] [2025-03-08 05:30:40,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 05:30:40,154 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 05:30:40,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] [2025-03-08 05:30:40,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1128] [2025-03-08 05:30:40,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1525] [2025-03-08 05:30:40,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1534] [2025-03-08 05:30:40,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1572] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1670] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1980] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2346] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2568] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [2585] [2025-03-08 05:30:40,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2604] [2025-03-08 05:30:40,205 WARN L250 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_spec11_product27.cil.c[34014,34027] [2025-03-08 05:30:40,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 05:30:40,268 INFO L204 MainTranslator]: Completed translation [2025-03-08 05:30:40,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40 WrapperNode [2025-03-08 05:30:40,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 05:30:40,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 05:30:40,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 05:30:40,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 05:30:40,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,331 INFO L138 Inliner]: procedures = 133, calls = 207, calls flagged for inlining = 65, calls inlined = 62, statements flattened = 1126 [2025-03-08 05:30:40,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 05:30:40,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 05:30:40,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 05:30:40,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 05:30:40,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,344 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,362 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2025-03-08 05:30:40,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,373 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 05:30:40,393 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 05:30:40,393 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 05:30:40,395 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 05:30:40,396 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (1/1) ... [2025-03-08 05:30:40,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 05:30:40,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 05:30:40,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 05:30:40,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 05:30:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2025-03-08 05:30:40,444 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2025-03-08 05:30:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2025-03-08 05:30:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2025-03-08 05:30:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2025-03-08 05:30:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2025-03-08 05:30:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2025-03-08 05:30:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2025-03-08 05:30:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2025-03-08 05:30:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2025-03-08 05:30:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2025-03-08 05:30:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2025-03-08 05:30:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2025-03-08 05:30:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2025-03-08 05:30:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2025-03-08 05:30:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2025-03-08 05:30:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2025-03-08 05:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2025-03-08 05:30:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2025-03-08 05:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2025-03-08 05:30:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2025-03-08 05:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2025-03-08 05:30:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2025-03-08 05:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2025-03-08 05:30:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2025-03-08 05:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2025-03-08 05:30:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2025-03-08 05:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2025-03-08 05:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2025-03-08 05:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2025-03-08 05:30:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 05:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 05:30:40,591 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 05:30:40,593 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 05:30:40,681 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L670-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~9#1; [2025-03-08 05:30:40,688 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2912: #res := ~retValue_acc~40; [2025-03-08 05:30:40,731 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L762: #res#1 := ~retValue_acc~11#1; [2025-03-08 05:30:40,732 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L717-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~10#1; [2025-03-08 05:30:40,742 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1667-1: createEmail_#res#1 := createEmail_~retValue_acc~26#1; [2025-03-08 05:30:40,750 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L214: #res := ~retValue_acc~3; [2025-03-08 05:30:40,776 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2949: #res := ~retValue_acc~41; [2025-03-08 05:30:40,801 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2723: #res := ~retValue_acc~35; [2025-03-08 05:30:40,856 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L540: #res := ~retValue_acc~7; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L986-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~14#1; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L623-1: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~8#1; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2986-1: isVerified_#res#1 := isVerified_~retValue_acc~42#1; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2649-1: getEmailId_#res#1 := getEmailId_~retValue_acc~33#1; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1105-1: getClientId_#res#1 := getClientId_~retValue_acc~16#1; [2025-03-08 05:30:41,009 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1403-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~21#1; [2025-03-08 05:30:41,010 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1058-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~15#1; [2025-03-08 05:30:41,207 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~18#1; [2025-03-08 05:30:41,207 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~13#1; [2025-03-08 05:30:41,207 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1378-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~20#1; [2025-03-08 05:30:41,207 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1369-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~19#1; [2025-03-08 05:30:41,208 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L825-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~12#1; [2025-03-08 05:30:41,208 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1569-1: valid_product_#res#1 := valid_product_~retValue_acc~23#1; [2025-03-08 05:30:41,212 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2686: #res := ~retValue_acc~34; [2025-03-08 05:30:41,214 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L1643: #res := ~retValue_acc~24; [2025-03-08 05:30:41,320 INFO L? ?]: Removed 567 outVars from TransFormulas that were not future-live. [2025-03-08 05:30:41,320 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 05:30:41,339 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 05:30:41,340 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 05:30:41,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:30:41 BoogieIcfgContainer [2025-03-08 05:30:41,342 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 05:30:41,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 05:30:41,344 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 05:30:41,347 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 05:30:41,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 05:30:39" (1/3) ... [2025-03-08 05:30:41,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5c67e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:30:41, skipping insertion in model container [2025-03-08 05:30:41,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 05:30:40" (2/3) ... [2025-03-08 05:30:41,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5c67e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 05:30:41, skipping insertion in model container [2025-03-08 05:30:41,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:30:41" (3/3) ... [2025-03-08 05:30:41,349 INFO L128 eAbstractionObserver]: Analyzing ICFG email_spec11_product27.cil.c [2025-03-08 05:30:41,360 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 05:30:41,362 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG email_spec11_product27.cil.c that has 23 procedures, 396 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 05:30:41,434 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 05:30:41,441 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@9fc7b48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 05:30:41,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 05:30:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 314 states have (on average 1.5668789808917198) internal successors, (492), 317 states have internal predecessors, (492), 58 states have call successors, (58), 22 states have call predecessors, (58), 22 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-08 05:30:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-03-08 05:30:41,466 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:41,466 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:41,467 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:41,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:41,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1192926199, now seen corresponding path program 1 times [2025-03-08 05:30:41,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:41,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581023893] [2025-03-08 05:30:41,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:41,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:41,563 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-08 05:30:41,613 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-08 05:30:41,614 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:41,614 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-03-08 05:30:41,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:41,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581023893] [2025-03-08 05:30:41,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581023893] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 05:30:41,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059048890] [2025-03-08 05:30:41,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:41,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:41,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 05:30:41,960 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) [2025-03-08 05:30:41,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 05:30:42,105 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-08 05:30:42,241 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-08 05:30:42,242 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:42,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:42,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 05:30:42,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 05:30:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-03-08 05:30:42,292 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 05:30:42,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059048890] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:42,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 05:30:42,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-03-08 05:30:42,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282110351] [2025-03-08 05:30:42,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:42,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 05:30:42,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:42,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 05:30:42,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 05:30:42,314 INFO L87 Difference]: Start difference. First operand has 396 states, 314 states have (on average 1.5668789808917198) internal successors, (492), 317 states have internal predecessors, (492), 58 states have call successors, (58), 22 states have call predecessors, (58), 22 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 05:30:42,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:42,378 INFO L93 Difference]: Finished difference Result 597 states and 904 transitions. [2025-03-08 05:30:42,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 05:30:42,382 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 107 [2025-03-08 05:30:42,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:42,392 INFO L225 Difference]: With dead ends: 597 [2025-03-08 05:30:42,392 INFO L226 Difference]: Without dead ends: 390 [2025-03-08 05:30:42,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 05:30:42,396 INFO L435 NwaCegarLoop]: 604 mSDtfsCounter, 0 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:42,398 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1205 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:42,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2025-03-08 05:30:42,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 390. [2025-03-08 05:30:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 309 states have (on average 1.5631067961165048) internal successors, (483), 311 states have internal predecessors, (483), 58 states have call successors, (58), 22 states have call predecessors, (58), 22 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) [2025-03-08 05:30:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 598 transitions. [2025-03-08 05:30:42,447 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 598 transitions. Word has length 107 [2025-03-08 05:30:42,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:42,448 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 598 transitions. [2025-03-08 05:30:42,448 INFO L472 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 05:30:42,449 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 598 transitions. [2025-03-08 05:30:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2025-03-08 05:30:42,453 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:42,453 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:42,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 05:30:42,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 05:30:42,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:42,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:42,654 INFO L85 PathProgramCache]: Analyzing trace with hash 618897294, now seen corresponding path program 1 times [2025-03-08 05:30:42,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:42,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775771680] [2025-03-08 05:30:42,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:42,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:42,684 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-03-08 05:30:42,697 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-03-08 05:30:42,697 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:42,697 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2025-03-08 05:30:42,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:42,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775771680] [2025-03-08 05:30:42,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775771680] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 05:30:42,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242870895] [2025-03-08 05:30:42,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:42,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:42,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 05:30:42,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 05:30:42,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 05:30:43,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-03-08 05:30:43,150 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-03-08 05:30:43,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:43,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:43,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-08 05:30:43,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 05:30:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-03-08 05:30:43,180 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 05:30:43,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242870895] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:43,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 05:30:43,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-03-08 05:30:43,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709311054] [2025-03-08 05:30:43,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:43,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 05:30:43,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:43,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 05:30:43,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 05:30:43,182 INFO L87 Difference]: Start difference. First operand 390 states and 598 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 05:30:43,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:43,220 INFO L93 Difference]: Finished difference Result 832 states and 1295 transitions. [2025-03-08 05:30:43,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 05:30:43,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 114 [2025-03-08 05:30:43,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:43,226 INFO L225 Difference]: With dead ends: 832 [2025-03-08 05:30:43,226 INFO L226 Difference]: Without dead ends: 468 [2025-03-08 05:30:43,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 05:30:43,228 INFO L435 NwaCegarLoop]: 600 mSDtfsCounter, 142 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:43,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 1148 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:43,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2025-03-08 05:30:43,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 460. [2025-03-08 05:30:43,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 365 states have (on average 1.5835616438356164) internal successors, (578), 367 states have internal predecessors, (578), 72 states have call successors, (72), 22 states have call predecessors, (72), 22 states have return successors, (71), 70 states have call predecessors, (71), 71 states have call successors, (71) [2025-03-08 05:30:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 721 transitions. [2025-03-08 05:30:43,264 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 721 transitions. Word has length 114 [2025-03-08 05:30:43,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:43,264 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 721 transitions. [2025-03-08 05:30:43,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 05:30:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 721 transitions. [2025-03-08 05:30:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2025-03-08 05:30:43,268 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:43,269 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:43,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-08 05:30:43,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-08 05:30:43,473 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:43,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:43,474 INFO L85 PathProgramCache]: Analyzing trace with hash 9415256, now seen corresponding path program 1 times [2025-03-08 05:30:43,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:43,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661393994] [2025-03-08 05:30:43,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:43,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:43,495 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-08 05:30:43,505 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-08 05:30:43,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:43,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2025-03-08 05:30:43,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:43,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661393994] [2025-03-08 05:30:43,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661393994] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 05:30:43,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210056166] [2025-03-08 05:30:43,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:43,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:43,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 05:30:43,700 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 05:30:43,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 05:30:43,852 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-08 05:30:43,962 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-08 05:30:43,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:43,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:43,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 05:30:43,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 05:30:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-03-08 05:30:44,020 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 05:30:44,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210056166] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:44,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 05:30:44,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2025-03-08 05:30:44,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455030030] [2025-03-08 05:30:44,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:44,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 05:30:44,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:44,021 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 05:30:44,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-08 05:30:44,022 INFO L87 Difference]: Start difference. First operand 460 states and 721 transitions. Second operand has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:44,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:44,072 INFO L93 Difference]: Finished difference Result 911 states and 1432 transitions. [2025-03-08 05:30:44,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 05:30:44,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) Word has length 115 [2025-03-08 05:30:44,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:44,076 INFO L225 Difference]: With dead ends: 911 [2025-03-08 05:30:44,076 INFO L226 Difference]: Without dead ends: 462 [2025-03-08 05:30:44,078 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-08 05:30:44,078 INFO L435 NwaCegarLoop]: 589 mSDtfsCounter, 2 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:44,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2345 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:44,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2025-03-08 05:30:44,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 462. [2025-03-08 05:30:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 366 states have (on average 1.5819672131147542) internal successors, (579), 369 states have internal predecessors, (579), 72 states have call successors, (72), 22 states have call predecessors, (72), 23 states have return successors, (73), 70 states have call predecessors, (73), 71 states have call successors, (73) [2025-03-08 05:30:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 724 transitions. [2025-03-08 05:30:44,102 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 724 transitions. Word has length 115 [2025-03-08 05:30:44,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:44,102 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 724 transitions. [2025-03-08 05:30:44,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 724 transitions. [2025-03-08 05:30:44,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2025-03-08 05:30:44,105 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:44,106 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:44,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 05:30:44,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:44,306 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:44,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:44,307 INFO L85 PathProgramCache]: Analyzing trace with hash -2040247097, now seen corresponding path program 1 times [2025-03-08 05:30:44,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:44,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214848580] [2025-03-08 05:30:44,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:44,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:44,328 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-03-08 05:30:44,335 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-03-08 05:30:44,335 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:44,335 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-03-08 05:30:44,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:44,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214848580] [2025-03-08 05:30:44,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214848580] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 05:30:44,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100089605] [2025-03-08 05:30:44,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:44,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:44,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 05:30:44,470 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 05:30:44,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-08 05:30:44,617 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-03-08 05:30:44,721 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-03-08 05:30:44,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:44,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:44,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 05:30:44,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 05:30:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-03-08 05:30:44,774 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 05:30:44,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100089605] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:44,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 05:30:44,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2025-03-08 05:30:44,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223757918] [2025-03-08 05:30:44,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:44,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 05:30:44,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:44,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 05:30:44,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-08 05:30:44,777 INFO L87 Difference]: Start difference. First operand 462 states and 724 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:44,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:44,843 INFO L93 Difference]: Finished difference Result 913 states and 1437 transitions. [2025-03-08 05:30:44,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 05:30:44,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 116 [2025-03-08 05:30:44,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:44,848 INFO L225 Difference]: With dead ends: 913 [2025-03-08 05:30:44,848 INFO L226 Difference]: Without dead ends: 464 [2025-03-08 05:30:44,851 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-08 05:30:44,853 INFO L435 NwaCegarLoop]: 587 mSDtfsCounter, 2 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2331 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:44,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2331 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:44,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2025-03-08 05:30:44,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 464. [2025-03-08 05:30:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 367 states have (on average 1.5803814713896458) internal successors, (580), 371 states have internal predecessors, (580), 72 states have call successors, (72), 22 states have call predecessors, (72), 24 states have return successors, (78), 70 states have call predecessors, (78), 71 states have call successors, (78) [2025-03-08 05:30:44,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 730 transitions. [2025-03-08 05:30:44,876 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 730 transitions. Word has length 116 [2025-03-08 05:30:44,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:44,877 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 730 transitions. [2025-03-08 05:30:44,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:44,877 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 730 transitions. [2025-03-08 05:30:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2025-03-08 05:30:44,879 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:44,879 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:44,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-08 05:30:45,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 05:30:45,080 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:45,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:45,081 INFO L85 PathProgramCache]: Analyzing trace with hash -630466735, now seen corresponding path program 1 times [2025-03-08 05:30:45,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:45,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965839422] [2025-03-08 05:30:45,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 05:30:45,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:45,102 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 117 statements into 1 equivalence classes. [2025-03-08 05:30:45,108 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 117 of 117 statements. [2025-03-08 05:30:45,109 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 05:30:45,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2025-03-08 05:30:45,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:45,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965839422] [2025-03-08 05:30:45,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965839422] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:45,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 05:30:45,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 05:30:45,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2202837] [2025-03-08 05:30:45,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:45,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 05:30:45,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:45,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 05:30:45,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 05:30:45,230 INFO L87 Difference]: Start difference. First operand 464 states and 730 transitions. Second operand has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:45,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:45,275 INFO L93 Difference]: Finished difference Result 905 states and 1428 transitions. [2025-03-08 05:30:45,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 05:30:45,275 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) Word has length 117 [2025-03-08 05:30:45,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:45,278 INFO L225 Difference]: With dead ends: 905 [2025-03-08 05:30:45,279 INFO L226 Difference]: Without dead ends: 464 [2025-03-08 05:30:45,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 05:30:45,281 INFO L435 NwaCegarLoop]: 590 mSDtfsCounter, 2 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:45,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2349 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:45,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2025-03-08 05:30:45,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 464. [2025-03-08 05:30:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 367 states have (on average 1.5803814713896458) internal successors, (580), 371 states have internal predecessors, (580), 72 states have call successors, (72), 22 states have call predecessors, (72), 24 states have return successors, (77), 70 states have call predecessors, (77), 71 states have call successors, (77) [2025-03-08 05:30:45,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 729 transitions. [2025-03-08 05:30:45,304 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 729 transitions. Word has length 117 [2025-03-08 05:30:45,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:45,304 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 729 transitions. [2025-03-08 05:30:45,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 05:30:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 729 transitions. [2025-03-08 05:30:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-03-08 05:30:45,309 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 05:30:45,309 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 05:30:45,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 05:30:45,309 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 05:30:45,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 05:30:45,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1103874526, now seen corresponding path program 2 times [2025-03-08 05:30:45,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 05:30:45,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650254076] [2025-03-08 05:30:45,313 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-08 05:30:45,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 05:30:45,332 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 118 statements into 2 equivalence classes. [2025-03-08 05:30:45,342 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 43 of 118 statements. [2025-03-08 05:30:45,344 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-08 05:30:45,344 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 05:30:45,396 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-03-08 05:30:45,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 05:30:45,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650254076] [2025-03-08 05:30:45,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650254076] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 05:30:45,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 05:30:45,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 05:30:45,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113388688] [2025-03-08 05:30:45,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 05:30:45,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 05:30:45,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 05:30:45,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 05:30:45,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 05:30:45,398 INFO L87 Difference]: Start difference. First operand 464 states and 729 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) [2025-03-08 05:30:45,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 05:30:45,420 INFO L93 Difference]: Finished difference Result 464 states and 729 transitions. [2025-03-08 05:30:45,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 05:30:45,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) Word has length 118 [2025-03-08 05:30:45,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 05:30:45,421 INFO L225 Difference]: With dead ends: 464 [2025-03-08 05:30:45,421 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 05:30:45,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 05:30:45,423 INFO L435 NwaCegarLoop]: 593 mSDtfsCounter, 0 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 05:30:45,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2365 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 05:30:45,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 05:30:45,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 05:30:45,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 05:30:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 05:30:45,424 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 118 [2025-03-08 05:30:45,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 05:30:45,424 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 05:30:45,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) [2025-03-08 05:30:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 05:30:45,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 05:30:45,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 05:30:45,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 05:30:45,429 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2025-03-08 05:30:45,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-08 05:30:45,513 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 05:30:45,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 05:30:45 BoogieIcfgContainer [2025-03-08 05:30:45,526 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 05:30:45,527 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 05:30:45,527 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 05:30:45,527 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 05:30:45,527 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 05:30:41" (3/4) ... [2025-03-08 05:30:45,529 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 05:30:45,533 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailSignKey [2025-03-08 05:30:45,533 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing [2025-03-08 05:30:45,533 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isSigned [2025-03-08 05:30:45,533 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2025-03-08 05:30:45,533 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookSize [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure sendEmail [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookSize [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookAddress [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing__wrappee__AutoResponder [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookAddress [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isReadable [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure queue [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2025-03-08 05:30:45,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientId [2025-03-08 05:30:45,553 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2025-03-08 05:30:45,554 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2025-03-08 05:30:45,555 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-03-08 05:30:45,557 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-08 05:30:45,558 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 05:30:45,559 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 05:30:45,676 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 05:30:45,676 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 05:30:45,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 05:30:45,677 INFO L158 Benchmark]: Toolchain (without parser) took 5998.82ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 122.1MB in the beginning and 182.3MB in the end (delta: -60.3MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,677 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 05:30:45,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.64ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 82.9MB in the end (delta: 38.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.73ms. Allocated memory is still 167.8MB. Free memory was 82.9MB in the beginning and 77.4MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 05:30:45,677 INFO L158 Benchmark]: Boogie Preprocessor took 60.46ms. Allocated memory is still 167.8MB. Free memory was 77.4MB in the beginning and 70.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,677 INFO L158 Benchmark]: IcfgBuilder took 949.39ms. Allocated memory is still 167.8MB. Free memory was 70.7MB in the beginning and 58.4MB in the end (delta: 12.3MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,678 INFO L158 Benchmark]: TraceAbstraction took 4182.66ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 58.4MB in the beginning and 202.8MB in the end (delta: -144.4MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,678 INFO L158 Benchmark]: Witness Printer took 149.05ms. Allocated memory is still 360.7MB. Free memory was 202.8MB in the beginning and 182.3MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 05:30:45,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.64ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 82.9MB in the end (delta: 38.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.73ms. Allocated memory is still 167.8MB. Free memory was 82.9MB in the beginning and 77.4MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.46ms. Allocated memory is still 167.8MB. Free memory was 77.4MB in the beginning and 70.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 949.39ms. Allocated memory is still 167.8MB. Free memory was 70.7MB in the beginning and 58.4MB in the end (delta: 12.3MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4182.66ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 58.4MB in the beginning and 202.8MB in the end (delta: -144.4MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Witness Printer took 149.05ms. Allocated memory is still 360.7MB. Free memory was 202.8MB in the beginning and 182.3MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] - GenericResultAtLocation [Line: 1128]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1128] - GenericResultAtLocation [Line: 1525]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1525] - GenericResultAtLocation [Line: 1534]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1534] - GenericResultAtLocation [Line: 1572]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1572] - GenericResultAtLocation [Line: 1670]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1670] - GenericResultAtLocation [Line: 1980]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1980] - GenericResultAtLocation [Line: 2346]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2346] - GenericResultAtLocation [Line: 2568]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2568] - GenericResultAtLocation [Line: 2585]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [2585] - GenericResultAtLocation [Line: 2604]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2604] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1530]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 396 locations, 666 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 169 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 148 mSDsluCounter, 11743 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8180 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 137 IncrementalHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3563 mSDtfsCounter, 137 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 481 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=464occurred in iteration=4, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1139 NumberOfCodeBlocks, 1064 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1129 ConstructedInterpolants, 0 QuantifiedInterpolants, 1220 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4395 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 304/319 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-08 05:30:45,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE