./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec11_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec11_product23.cil.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 dc94b11b9bf104a1982bd595975574e7febd0128133afbc196759ccbde82033d --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 15:40:52,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 15:40:52,322 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 15:40:52,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 15:40:52,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 15:40:52,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 15:40:52,342 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 15:40:52,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 15:40:52,342 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 15:40:52,342 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 15:40:52,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 15:40:52,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 15:40:52,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 15:40:52,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 15:40:52,344 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 15:40:52,344 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 15:40:52,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 15:40:52,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 15:40:52,346 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 15:40:52,346 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 15:40:52,346 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 15:40:52,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 15:40:52,346 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-jdk21/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 -> dc94b11b9bf104a1982bd595975574e7febd0128133afbc196759ccbde82033d [2025-02-05 15:40:52,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 15:40:52,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 15:40:52,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 15:40:52,602 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 15:40:52,602 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 15:40:52,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product23.cil.c [2025-02-05 15:40:53,831 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f32922d68/230f0cfa65a046a0bfdb726db41d6b15/FLAG8b14f7fd5 [2025-02-05 15:40:54,295 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 15:40:54,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product23.cil.c [2025-02-05 15:40:54,322 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f32922d68/230f0cfa65a046a0bfdb726db41d6b15/FLAG8b14f7fd5 [2025-02-05 15:40:54,413 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f32922d68/230f0cfa65a046a0bfdb726db41d6b15 [2025-02-05 15:40:54,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 15:40:54,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 15:40:54,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 15:40:54,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 15:40:54,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 15:40:54,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 03:40:54" (1/1) ... [2025-02-05 15:40:54,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb93f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:54, skipping insertion in model container [2025-02-05 15:40:54,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 03:40:54" (1/1) ... [2025-02-05 15:40:54,523 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 15:40:54,906 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product23.cil.c[40745,40758] [2025-02-05 15:40:55,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 15:40:55,023 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 15:40:55,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [48] [2025-02-05 15:40:55,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [66] [2025-02-05 15:40:55,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [115] [2025-02-05 15:40:55,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [481] [2025-02-05 15:40:55,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [588] [2025-02-05 15:40:55,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [609] [2025-02-05 15:40:55,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1689] [2025-02-05 15:40:55,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1698] [2025-02-05 15:40:55,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2003] [2025-02-05 15:40:55,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2222] [2025-02-05 15:40:55,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2626] [2025-02-05 15:40:55,108 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product23.cil.c[40745,40758] [2025-02-05 15:40:55,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 15:40:55,175 INFO L204 MainTranslator]: Completed translation [2025-02-05 15:40:55,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55 WrapperNode [2025-02-05 15:40:55,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 15:40:55,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 15:40:55,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 15:40:55,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 15:40:55,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,240 INFO L138 Inliner]: procedures = 130, calls = 199, calls flagged for inlining = 60, calls inlined = 53, statements flattened = 982 [2025-02-05 15:40:55,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 15:40:55,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 15:40:55,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 15:40:55,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 15:40:55,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,259 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,278 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]. [2025-02-05 15:40:55,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 15:40:55,299 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 15:40:55,299 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 15:40:55,299 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 15:40:55,300 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (1/1) ... [2025-02-05 15:40:55,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 15:40:55,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:40:55,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 15:40:55,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 15:40:55,378 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2025-02-05 15:40:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2025-02-05 15:40:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2025-02-05 15:40:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2025-02-05 15:40:55,384 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2025-02-05 15:40:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2025-02-05 15:40:55,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2025-02-05 15:40:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 15:40:55,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 15:40:55,545 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 15:40:55,546 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 15:40:55,638 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1231-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~18#1; [2025-02-05 15:40:55,649 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2533: #res := ~retValue_acc~35; [2025-02-05 15:40:55,690 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1278-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~19#1; [2025-02-05 15:40:55,690 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1323: #res#1 := ~retValue_acc~20#1; [2025-02-05 15:40:55,702 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L585-1: createEmail_#res#1 := createEmail_~retValue_acc~8#1; [2025-02-05 15:40:55,718 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L775: #res := ~retValue_acc~12; [2025-02-05 15:40:55,758 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2570: #res := ~retValue_acc~36; [2025-02-05 15:40:55,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2344: #res := ~retValue_acc~30; [2025-02-05 15:40:55,868 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1101: #res := ~retValue_acc~16; [2025-02-05 15:40:55,987 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1547-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~23#1; [2025-02-05 15:40:55,988 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1184-1: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~17#1; [2025-02-05 15:40:55,988 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1666-1: getClientId_#res#1 := getClientId_~retValue_acc~25#1; [2025-02-05 15:40:55,988 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2848-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~42#1; [2025-02-05 15:40:56,290 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2814-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~40#1; [2025-02-05 15:40:56,291 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1493-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~22#1; [2025-02-05 15:40:56,291 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L112-1: valid_product_#res#1 := valid_product_~retValue_acc~2#1; [2025-02-05 15:40:56,291 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2805-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~39#1; [2025-02-05 15:40:56,291 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L1386-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~21#1; [2025-02-05 15:40:56,291 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2823-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~41#1; [2025-02-05 15:40:56,296 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2307: #res := ~retValue_acc~29; [2025-02-05 15:40:56,298 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L561: #res := ~retValue_acc~6; [2025-02-05 15:40:56,401 INFO L? ?]: Removed 503 outVars from TransFormulas that were not future-live. [2025-02-05 15:40:56,402 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 15:40:56,412 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 15:40:56,413 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 15:40:56,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 03:40:56 BoogieIcfgContainer [2025-02-05 15:40:56,413 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 15:40:56,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 15:40:56,415 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 15:40:56,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 15:40:56,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 03:40:54" (1/3) ... [2025-02-05 15:40:56,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b66cc86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 03:40:56, skipping insertion in model container [2025-02-05 15:40:56,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 03:40:55" (2/3) ... [2025-02-05 15:40:56,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b66cc86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 03:40:56, skipping insertion in model container [2025-02-05 15:40:56,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 03:40:56" (3/3) ... [2025-02-05 15:40:56,420 INFO L128 eAbstractionObserver]: Analyzing ICFG email_spec11_product23.cil.c [2025-02-05 15:40:56,429 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 15:40:56,432 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG email_spec11_product23.cil.c that has 22 procedures, 361 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 15:40:56,521 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 15:40:56,529 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;@342e4431, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 15:40:56,530 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 15:40:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand has 361 states, 288 states have (on average 1.5798611111111112) internal successors, (455), 291 states have internal predecessors, (455), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2025-02-05 15:40:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-02-05 15:40:56,545 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:40:56,546 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] [2025-02-05 15:40:56,546 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:40:56,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:40:56,550 INFO L85 PathProgramCache]: Analyzing trace with hash 511819749, now seen corresponding path program 1 times [2025-02-05 15:40:56,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:40:56,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497701110] [2025-02-05 15:40:56,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:56,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:40:56,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-02-05 15:40:56,689 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-02-05 15:40:56,690 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:56,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-02-05 15:40:57,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:40:57,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497701110] [2025-02-05 15:40:57,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497701110] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 15:40:57,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89303031] [2025-02-05 15:40:57,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:57,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:57,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:40:57,106 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 15:40:57,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 15:40:57,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-02-05 15:40:57,394 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-02-05 15:40:57,394 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:57,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:57,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 15:40:57,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 15:40:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-02-05 15:40:57,430 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 15:40:57,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89303031] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:40:57,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 15:40:57,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2025-02-05 15:40:57,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353824050] [2025-02-05 15:40:57,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:40:57,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 15:40:57,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:40:57,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 15:40:57,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 15:40:57,458 INFO L87 Difference]: Start difference. First operand has 361 states, 288 states have (on average 1.5798611111111112) internal successors, (455), 291 states have internal predecessors, (455), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 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) [2025-02-05 15:40:57,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:40:57,497 INFO L93 Difference]: Finished difference Result 530 states and 802 transitions. [2025-02-05 15:40:57,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 15:40:57,500 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 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 [2025-02-05 15:40:57,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:40:57,514 INFO L225 Difference]: With dead ends: 530 [2025-02-05 15:40:57,514 INFO L226 Difference]: Without dead ends: 354 [2025-02-05 15:40:57,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 15:40:57,520 INFO L435 NwaCegarLoop]: 552 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 15:40:57,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:40:57,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2025-02-05 15:40:57,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2025-02-05 15:40:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 282 states have (on average 1.5780141843971631) internal successors, (445), 284 states have internal predecessors, (445), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2025-02-05 15:40:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 544 transitions. [2025-02-05 15:40:57,578 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 544 transitions. Word has length 107 [2025-02-05 15:40:57,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:40:57,579 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 544 transitions. [2025-02-05 15:40:57,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 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) [2025-02-05 15:40:57,580 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 544 transitions. [2025-02-05 15:40:57,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2025-02-05 15:40:57,592 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:40:57,592 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] [2025-02-05 15:40:57,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 15:40:57,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 15:40:57,793 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:40:57,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:40:57,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1340283621, now seen corresponding path program 1 times [2025-02-05 15:40:57,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:40:57,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166945116] [2025-02-05 15:40:57,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:57,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:40:57,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-02-05 15:40:57,858 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-02-05 15:40:57,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:57,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-02-05 15:40:58,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:40:58,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166945116] [2025-02-05 15:40:58,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166945116] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 15:40:58,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93455116] [2025-02-05 15:40:58,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:58,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:58,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:40:58,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 15:40:58,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 15:40:58,161 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-02-05 15:40:58,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-02-05 15:40:58,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:58,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:58,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-05 15:40:58,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 15:40:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-02-05 15:40:58,300 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 15:40:58,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93455116] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:40:58,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 15:40:58,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-02-05 15:40:58,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716628744] [2025-02-05 15:40:58,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:40:58,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 15:40:58,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:40:58,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 15:40:58,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-05 15:40:58,305 INFO L87 Difference]: Start difference. First operand 354 states and 544 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (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) [2025-02-05 15:40:58,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:40:58,333 INFO L93 Difference]: Finished difference Result 519 states and 780 transitions. [2025-02-05 15:40:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 15:40:58,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (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 108 [2025-02-05 15:40:58,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:40:58,336 INFO L225 Difference]: With dead ends: 519 [2025-02-05 15:40:58,336 INFO L226 Difference]: Without dead ends: 356 [2025-02-05 15:40:58,337 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-05 15:40:58,338 INFO L435 NwaCegarLoop]: 543 mSDtfsCounter, 0 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 15:40:58,338 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1084 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:40:58,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2025-02-05 15:40:58,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2025-02-05 15:40:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 284 states have (on average 1.573943661971831) internal successors, (447), 286 states have internal predecessors, (447), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2025-02-05 15:40:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 546 transitions. [2025-02-05 15:40:58,355 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 546 transitions. Word has length 108 [2025-02-05 15:40:58,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:40:58,355 INFO L471 AbstractCegarLoop]: Abstraction has 356 states and 546 transitions. [2025-02-05 15:40:58,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (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) [2025-02-05 15:40:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 546 transitions. [2025-02-05 15:40:58,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2025-02-05 15:40:58,358 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:40:58,358 INFO L218 NwaCegarLoop]: trace histogram [3, 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] [2025-02-05 15:40:58,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 15:40:58,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:58,560 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:40:58,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:40:58,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1486103063, now seen corresponding path program 1 times [2025-02-05 15:40:58,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:40:58,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393062397] [2025-02-05 15:40:58,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:40:58,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-02-05 15:40:58,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-02-05 15:40:58,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:58,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:58,799 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-05 15:40:58,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:40:58,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393062397] [2025-02-05 15:40:58,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393062397] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 15:40:58,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347813747] [2025-02-05 15:40:58,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:58,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:58,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:40:58,803 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 15:40:58,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 15:40:58,949 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-02-05 15:40:59,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-02-05 15:40:59,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:59,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:59,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-05 15:40:59,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 15:40:59,084 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-02-05 15:40:59,084 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 15:40:59,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347813747] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:40:59,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 15:40:59,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-02-05 15:40:59,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419395654] [2025-02-05 15:40:59,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:40:59,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 15:40:59,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:40:59,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 15:40:59,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-05 15:40:59,086 INFO L87 Difference]: Start difference. First operand 356 states and 546 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2025-02-05 15:40:59,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:40:59,114 INFO L93 Difference]: Finished difference Result 759 states and 1183 transitions. [2025-02-05 15:40:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 15:40:59,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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 116 [2025-02-05 15:40:59,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:40:59,117 INFO L225 Difference]: With dead ends: 759 [2025-02-05 15:40:59,118 INFO L226 Difference]: Without dead ends: 430 [2025-02-05 15:40:59,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-05 15:40:59,119 INFO L435 NwaCegarLoop]: 552 mSDtfsCounter, 134 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1048 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 [2025-02-05 15:40:59,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1048 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:40:59,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2025-02-05 15:40:59,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 422. [2025-02-05 15:40:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 336 states have (on average 1.5922619047619047) internal successors, (535), 338 states have internal predecessors, (535), 64 states have call successors, (64), 21 states have call predecessors, (64), 21 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2025-02-05 15:40:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 662 transitions. [2025-02-05 15:40:59,137 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 662 transitions. Word has length 116 [2025-02-05 15:40:59,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:40:59,137 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 662 transitions. [2025-02-05 15:40:59,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2025-02-05 15:40:59,137 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 662 transitions. [2025-02-05 15:40:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2025-02-05 15:40:59,139 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:40:59,139 INFO L218 NwaCegarLoop]: trace histogram [3, 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] [2025-02-05 15:40:59,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-05 15:40:59,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:59,340 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:40:59,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:40:59,341 INFO L85 PathProgramCache]: Analyzing trace with hash 888492701, now seen corresponding path program 1 times [2025-02-05 15:40:59,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:40:59,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005821447] [2025-02-05 15:40:59,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:59,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:40:59,359 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 117 statements into 1 equivalence classes. [2025-02-05 15:40:59,364 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 117 of 117 statements. [2025-02-05 15:40:59,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:59,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-05 15:40:59,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:40:59,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005821447] [2025-02-05 15:40:59,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005821447] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 15:40:59,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441003395] [2025-02-05 15:40:59,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:40:59,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:40:59,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:40:59,469 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 15:40:59,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-05 15:40:59,599 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 117 statements into 1 equivalence classes. [2025-02-05 15:40:59,695 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 117 of 117 statements. [2025-02-05 15:40:59,695 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:40:59,695 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:40:59,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-05 15:40:59,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 15:40:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-02-05 15:40:59,739 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 15:40:59,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441003395] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:40:59,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 15:40:59,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2025-02-05 15:40:59,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471824535] [2025-02-05 15:40:59,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:40:59,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 15:40:59,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:40:59,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 15:40:59,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-02-05 15:40:59,740 INFO L87 Difference]: Start difference. First operand 422 states and 662 transitions. Second operand has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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) [2025-02-05 15:40:59,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:40:59,786 INFO L93 Difference]: Finished difference Result 835 states and 1314 transitions. [2025-02-05 15:40:59,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 15:40:59,787 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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 117 [2025-02-05 15:40:59,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:40:59,789 INFO L225 Difference]: With dead ends: 835 [2025-02-05 15:40:59,789 INFO L226 Difference]: Without dead ends: 424 [2025-02-05 15:40:59,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-02-05 15:40:59,791 INFO L435 NwaCegarLoop]: 536 mSDtfsCounter, 2 mSDsluCounter, 1597 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2133 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 [2025-02-05 15:40:59,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2133 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:40:59,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2025-02-05 15:40:59,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 424. [2025-02-05 15:40:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 337 states have (on average 1.5905044510385757) internal successors, (536), 340 states have internal predecessors, (536), 64 states have call successors, (64), 21 states have call predecessors, (64), 22 states have return successors, (65), 62 states have call predecessors, (65), 63 states have call successors, (65) [2025-02-05 15:40:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 665 transitions. [2025-02-05 15:40:59,807 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 665 transitions. Word has length 117 [2025-02-05 15:40:59,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:40:59,807 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 665 transitions. [2025-02-05 15:40:59,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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) [2025-02-05 15:40:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 665 transitions. [2025-02-05 15:40:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-02-05 15:40:59,810 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:40:59,810 INFO L218 NwaCegarLoop]: trace histogram [3, 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] [2025-02-05 15:40:59,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-05 15:41:00,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:41:00,011 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:41:00,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:41:00,011 INFO L85 PathProgramCache]: Analyzing trace with hash -600936707, now seen corresponding path program 1 times [2025-02-05 15:41:00,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:41:00,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030920277] [2025-02-05 15:41:00,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:41:00,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:41:00,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-02-05 15:41:00,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-02-05 15:41:00,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:41:00,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:41:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-02-05 15:41:00,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:41:00,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030920277] [2025-02-05 15:41:00,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030920277] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 15:41:00,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330761676] [2025-02-05 15:41:00,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:41:00,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:41:00,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 15:41:00,145 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 15:41:00,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-05 15:41:00,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-02-05 15:41:00,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-02-05 15:41:00,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:41:00,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:41:00,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 1103 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-05 15:41:00,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 15:41:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-02-05 15:41:00,426 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 15:41:00,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330761676] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:41:00,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 15:41:00,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2025-02-05 15:41:00,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38548651] [2025-02-05 15:41:00,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:41:00,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 15:41:00,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:41:00,428 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 15:41:00,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-02-05 15:41:00,428 INFO L87 Difference]: Start difference. First operand 424 states and 665 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2025-02-05 15:41:00,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:41:00,480 INFO L93 Difference]: Finished difference Result 837 states and 1319 transitions. [2025-02-05 15:41:00,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 15:41:00,480 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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 118 [2025-02-05 15:41:00,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:41:00,487 INFO L225 Difference]: With dead ends: 837 [2025-02-05 15:41:00,487 INFO L226 Difference]: Without dead ends: 426 [2025-02-05 15:41:00,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-02-05 15:41:00,489 INFO L435 NwaCegarLoop]: 534 mSDtfsCounter, 2 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2119 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 [2025-02-05 15:41:00,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2119 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:41:00,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2025-02-05 15:41:00,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2025-02-05 15:41:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 338 states have (on average 1.5887573964497042) internal successors, (537), 342 states have internal predecessors, (537), 64 states have call successors, (64), 21 states have call predecessors, (64), 23 states have return successors, (70), 62 states have call predecessors, (70), 63 states have call successors, (70) [2025-02-05 15:41:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 671 transitions. [2025-02-05 15:41:00,536 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 671 transitions. Word has length 118 [2025-02-05 15:41:00,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:41:00,536 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 671 transitions. [2025-02-05 15:41:00,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2025-02-05 15:41:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 671 transitions. [2025-02-05 15:41:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-02-05 15:41:00,546 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:41:00,546 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, 1] [2025-02-05 15:41:00,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-02-05 15:41:00,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 15:41:00,747 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:41:00,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:41:00,748 INFO L85 PathProgramCache]: Analyzing trace with hash 818200253, now seen corresponding path program 1 times [2025-02-05 15:41:00,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:41:00,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85670364] [2025-02-05 15:41:00,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 15:41:00,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:41:00,793 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-02-05 15:41:00,807 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-02-05 15:41:00,808 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 15:41:00,808 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:41:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-05 15:41:00,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:41:00,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85670364] [2025-02-05 15:41:00,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85670364] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:41:00,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 15:41:00,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-05 15:41:00,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742329086] [2025-02-05 15:41:00,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:41:00,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 15:41:00,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:41:00,986 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 15:41:00,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 15:41:00,987 INFO L87 Difference]: Start difference. First operand 426 states and 671 transitions. Second operand has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 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) [2025-02-05 15:41:01,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:41:01,025 INFO L93 Difference]: Finished difference Result 829 states and 1310 transitions. [2025-02-05 15:41:01,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 15:41:01,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 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 119 [2025-02-05 15:41:01,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:41:01,028 INFO L225 Difference]: With dead ends: 829 [2025-02-05 15:41:01,028 INFO L226 Difference]: Without dead ends: 426 [2025-02-05 15:41:01,029 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 [2025-02-05 15:41:01,030 INFO L435 NwaCegarLoop]: 537 mSDtfsCounter, 2 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2137 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 [2025-02-05 15:41:01,030 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2137 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:41:01,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2025-02-05 15:41:01,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2025-02-05 15:41:01,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 338 states have (on average 1.5887573964497042) internal successors, (537), 342 states have internal predecessors, (537), 64 states have call successors, (64), 21 states have call predecessors, (64), 23 states have return successors, (69), 62 states have call predecessors, (69), 63 states have call successors, (69) [2025-02-05 15:41:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 670 transitions. [2025-02-05 15:41:01,044 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 670 transitions. Word has length 119 [2025-02-05 15:41:01,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:41:01,044 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 670 transitions. [2025-02-05 15:41:01,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 5 states have internal predecessors, (77), 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) [2025-02-05 15:41:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 670 transitions. [2025-02-05 15:41:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2025-02-05 15:41:01,046 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 15:41:01,046 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 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] [2025-02-05 15:41:01,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-05 15:41:01,046 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 15:41:01,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 15:41:01,047 INFO L85 PathProgramCache]: Analyzing trace with hash 638561215, now seen corresponding path program 2 times [2025-02-05 15:41:01,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 15:41:01,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787956988] [2025-02-05 15:41:01,047 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-05 15:41:01,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 15:41:01,063 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 120 statements into 2 equivalence classes. [2025-02-05 15:41:01,067 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 44 of 120 statements. [2025-02-05 15:41:01,067 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-05 15:41:01,067 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 15:41:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2025-02-05 15:41:01,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 15:41:01,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787956988] [2025-02-05 15:41:01,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787956988] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 15:41:01,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 15:41:01,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-02-05 15:41:01,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472757770] [2025-02-05 15:41:01,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 15:41:01,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 15:41:01,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 15:41:01,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 15:41:01,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-05 15:41:01,131 INFO L87 Difference]: Start difference. First operand 426 states and 670 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 6 states have internal predecessors, (76), 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) [2025-02-05 15:41:01,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 15:41:01,165 INFO L93 Difference]: Finished difference Result 426 states and 670 transitions. [2025-02-05 15:41:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-05 15:41:01,166 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 6 states have internal predecessors, (76), 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 120 [2025-02-05 15:41:01,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 15:41:01,167 INFO L225 Difference]: With dead ends: 426 [2025-02-05 15:41:01,167 INFO L226 Difference]: Without dead ends: 0 [2025-02-05 15:41:01,168 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-05 15:41:01,168 INFO L435 NwaCegarLoop]: 538 mSDtfsCounter, 0 mSDsluCounter, 2681 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 15:41:01,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3219 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 15:41:01,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-05 15:41:01,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-05 15:41:01,169 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) [2025-02-05 15:41:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-05 15:41:01,170 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2025-02-05 15:41:01,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 15:41:01,170 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-05 15:41:01,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 6 states have internal predecessors, (76), 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) [2025-02-05 15:41:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-05 15:41:01,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-05 15:41:01,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 15:41:01,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-05 15:41:01,174 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2025-02-05 15:41:01,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-05 15:41:01,250 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 15:41:01,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 03:41:01 BoogieIcfgContainer [2025-02-05 15:41:01,263 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 15:41:01,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 15:41:01,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 15:41:01,264 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 15:41:01,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 03:40:56" (3/4) ... [2025-02-05 15:41:01,266 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-05 15:41:01,270 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailSignKey [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isSigned [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookSize [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure sendEmail [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookSize [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookAddress [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing__wrappee__AutoResponder [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2025-02-05 15:41:01,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2025-02-05 15:41:01,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookAddress [2025-02-05 15:41:01,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isReadable [2025-02-05 15:41:01,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2025-02-05 15:41:01,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientId [2025-02-05 15:41:01,291 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2025-02-05 15:41:01,292 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2025-02-05 15:41:01,293 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-02-05 15:41:01,294 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-05 15:41:01,295 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-05 15:41:01,297 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-05 15:41:01,404 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-05 15:41:01,404 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-05 15:41:01,404 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 15:41:01,405 INFO L158 Benchmark]: Toolchain (without parser) took 6979.74ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 107.9MB in the beginning and 227.4MB in the end (delta: -119.5MB). Peak memory consumption was 163.3MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,405 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 15:41:01,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.52ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 69.5MB in the end (delta: 38.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.43ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 63.9MB in the end (delta: 5.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 15:41:01,406 INFO L158 Benchmark]: Boogie Preprocessor took 56.91ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 58.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,406 INFO L158 Benchmark]: IcfgBuilder took 1114.00ms. Allocated memory is still 142.6MB. Free memory was 58.7MB in the beginning and 42.4MB in the end (delta: 16.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,406 INFO L158 Benchmark]: TraceAbstraction took 4848.87ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 41.6MB in the beginning and 244.1MB in the end (delta: -202.4MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,406 INFO L158 Benchmark]: Witness Printer took 140.54ms. Allocated memory is still 427.8MB. Free memory was 244.1MB in the beginning and 227.4MB in the end (delta: 16.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 15:41:01,407 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.52ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 69.5MB in the end (delta: 38.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.43ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 63.9MB in the end (delta: 5.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.91ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 58.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1114.00ms. Allocated memory is still 142.6MB. Free memory was 58.7MB in the beginning and 42.4MB in the end (delta: 16.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4848.87ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 41.6MB in the beginning and 244.1MB in the end (delta: -202.4MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * Witness Printer took 140.54ms. Allocated memory is still 427.8MB. Free memory was 244.1MB in the beginning and 227.4MB in the end (delta: 16.7MB). Peak memory consumption was 8.4MB. 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,"Util.i","") [48] - GenericResultAtLocation [Line: 66]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [66] - GenericResultAtLocation [Line: 115]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [115] - GenericResultAtLocation [Line: 481]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [481] - GenericResultAtLocation [Line: 588]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [588] - GenericResultAtLocation [Line: 609]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [609] - GenericResultAtLocation [Line: 1689]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1689] - GenericResultAtLocation [Line: 1698]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1698] - GenericResultAtLocation [Line: 2003]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2003] - GenericResultAtLocation [Line: 2222]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2222] - GenericResultAtLocation [Line: 2626]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2626] * 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: 1694]: 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 22 procedures, 361 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 161 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 12292 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8500 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 152 IncrementalHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3792 mSDtfsCounter, 152 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 602 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=426occurred in iteration=5, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1371 NumberOfCodeBlocks, 1295 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1359 ConstructedInterpolants, 0 QuantifiedInterpolants, 1468 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5445 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 371/389 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! [2025-02-05 15:41:01,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE