./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6360accf87941df9e6bbc5dca5477ecef598d17cc597fc561012b4ee441ae425 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-19 21:48:29,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 21:48:29,494 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 21:48:29,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 21:48:29,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 21:48:29,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 21:48:29,531 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 21:48:29,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 21:48:29,532 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 21:48:29,532 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 21:48:29,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 21:48:29,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 21:48:29,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 21:48:29,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 21:48:29,540 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 21:48:29,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 21:48:29,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 21:48:29,540 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 21:48:29,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 21:48:29,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 21:48:29,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 21:48:29,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 21:48:29,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 21:48:29,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 21:48:29,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 21:48:29,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 21:48:29,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 21:48:29,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 21:48:29,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 21:48:29,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 21:48:29,546 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 21:48:29,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 21:48:29,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 21:48:29,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 21:48:29,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 21:48:29,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 21:48:29,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 21:48:29,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 21:48:29,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 21:48:29,550 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 21:48:29,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 21:48:29,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 21:48:29,550 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6360accf87941df9e6bbc5dca5477ecef598d17cc597fc561012b4ee441ae425 [2024-11-19 21:48:29,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 21:48:29,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 21:48:29,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 21:48:29,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 21:48:29,815 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 21:48:29,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c [2024-11-19 21:48:31,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 21:48:31,564 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 21:48:31,566 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c [2024-11-19 21:48:31,590 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77763e4e9/7ca39448ddbe47019b706a054ac2e740/FLAGb9498b959 [2024-11-19 21:48:31,605 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77763e4e9/7ca39448ddbe47019b706a054ac2e740 [2024-11-19 21:48:31,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 21:48:31,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 21:48:31,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 21:48:31,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 21:48:31,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 21:48:31,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:48:31" (1/1) ... [2024-11-19 21:48:31,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6620475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:31, skipping insertion in model container [2024-11-19 21:48:31,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:48:31" (1/1) ... [2024-11-19 21:48:31,684 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 21:48:31,997 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c[12611,12624] [2024-11-19 21:48:32,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 21:48:32,276 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 21:48:32,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] [2024-11-19 21:48:32,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [380] [2024-11-19 21:48:32,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [599] [2024-11-19 21:48:32,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [608] [2024-11-19 21:48:32,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [643] [2024-11-19 21:48:32,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1712] [2024-11-19 21:48:32,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2078] [2024-11-19 21:48:32,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2226] [2024-11-19 21:48:32,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [2628] [2024-11-19 21:48:32,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2647] [2024-11-19 21:48:32,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2664] [2024-11-19 21:48:32,321 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c[12611,12624] [2024-11-19 21:48:32,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 21:48:32,494 INFO L204 MainTranslator]: Completed translation [2024-11-19 21:48:32,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32 WrapperNode [2024-11-19 21:48:32,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 21:48:32,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 21:48:32,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 21:48:32,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 21:48:32,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,606 INFO L138 Inliner]: procedures = 134, calls = 218, calls flagged for inlining = 62, calls inlined = 59, statements flattened = 1094 [2024-11-19 21:48:32,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 21:48:32,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 21:48:32,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 21:48:32,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 21:48:32,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,657 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]. [2024-11-19 21:48:32,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 21:48:32,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 21:48:32,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 21:48:32,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 21:48:32,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (1/1) ... [2024-11-19 21:48:32,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 21:48:32,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:32,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 21:48:32,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 21:48:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-19 21:48:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-19 21:48:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-19 21:48:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-19 21:48:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-19 21:48:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-19 21:48:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-19 21:48:32,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-19 21:48:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-19 21:48:32,820 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-19 21:48:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-19 21:48:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-19 21:48:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-19 21:48:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-19 21:48:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-19 21:48:32,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-19 21:48:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-19 21:48:32,822 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-19 21:48:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-19 21:48:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-19 21:48:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-19 21:48:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-19 21:48:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 21:48:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-19 21:48:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-19 21:48:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-19 21:48:32,825 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-19 21:48:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-19 21:48:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-19 21:48:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-19 21:48:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-19 21:48:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-19 21:48:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-19 21:48:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-19 21:48:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-19 21:48:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-19 21:48:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-19 21:48:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-19 21:48:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-19 21:48:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-19 21:48:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 21:48:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 21:48:33,028 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 21:48:33,032 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 21:48:34,071 INFO L? ?]: Removed 580 outVars from TransFormulas that were not future-live. [2024-11-19 21:48:34,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 21:48:34,101 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 21:48:34,105 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 21:48:34,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:48:34 BoogieIcfgContainer [2024-11-19 21:48:34,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 21:48:34,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 21:48:34,110 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 21:48:34,114 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 21:48:34,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:48:31" (1/3) ... [2024-11-19 21:48:34,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2390e961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:48:34, skipping insertion in model container [2024-11-19 21:48:34,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:48:32" (2/3) ... [2024-11-19 21:48:34,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2390e961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:48:34, skipping insertion in model container [2024-11-19 21:48:34,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:48:34" (3/3) ... [2024-11-19 21:48:34,117 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product34.cil.c [2024-11-19 21:48:34,134 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 21:48:34,134 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 21:48:34,218 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 21:48:34,226 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;@87402d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 21:48:34,227 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 21:48:34,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 444 states, 344 states have (on average 1.5377906976744187) internal successors, (529), 349 states have internal predecessors, (529), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-19 21:48:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-19 21:48:34,264 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:34,265 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:34,266 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:34,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:34,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1517468300, now seen corresponding path program 1 times [2024-11-19 21:48:34,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:34,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941118391] [2024-11-19 21:48:34,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:34,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-19 21:48:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-19 21:48:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-19 21:48:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-19 21:48:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-19 21:48:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-19 21:48:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-19 21:48:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-19 21:48:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-19 21:48:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-19 21:48:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-19 21:48:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-19 21:48:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-19 21:48:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-19 21:48:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:48:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-19 21:48:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:48:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-19 21:48:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-19 21:48:35,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:35,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941118391] [2024-11-19 21:48:35,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941118391] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:35,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447264339] [2024-11-19 21:48:35,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:35,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:35,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:35,214 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:35,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 21:48:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:35,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 21:48:35,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:35,687 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-19 21:48:35,687 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:48:35,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447264339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:35,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:48:35,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-19 21:48:35,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954370262] [2024-11-19 21:48:35,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:35,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 21:48:35,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:35,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 21:48:35,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:48:35,730 INFO L87 Difference]: Start difference. First operand has 444 states, 344 states have (on average 1.5377906976744187) internal successors, (529), 349 states have internal predecessors, (529), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) Second operand has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:48:35,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:35,829 INFO L93 Difference]: Finished difference Result 695 states and 1028 transitions. [2024-11-19 21:48:35,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 21:48:35,831 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 173 [2024-11-19 21:48:35,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:35,852 INFO L225 Difference]: With dead ends: 695 [2024-11-19 21:48:35,853 INFO L226 Difference]: Without dead ends: 437 [2024-11-19 21:48:35,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:48:35,865 INFO L432 NwaCegarLoop]: 665 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, 665 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 [2024-11-19 21:48:35,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:48:35,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2024-11-19 21:48:35,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2024-11-19 21:48:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 338 states have (on average 1.532544378698225) internal successors, (518), 342 states have internal predecessors, (518), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-19 21:48:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 657 transitions. [2024-11-19 21:48:35,961 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 657 transitions. Word has length 173 [2024-11-19 21:48:35,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:35,963 INFO L471 AbstractCegarLoop]: Abstraction has 437 states and 657 transitions. [2024-11-19 21:48:35,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:48:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 657 transitions. [2024-11-19 21:48:35,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-19 21:48:35,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:35,974 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:35,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 21:48:36,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 21:48:36,179 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:36,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:36,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1749758496, now seen corresponding path program 1 times [2024-11-19 21:48:36,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:36,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114835921] [2024-11-19 21:48:36,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:36,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-19 21:48:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-19 21:48:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-19 21:48:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-19 21:48:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-19 21:48:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-19 21:48:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-19 21:48:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-19 21:48:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-19 21:48:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-19 21:48:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:48:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-19 21:48:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-19 21:48:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-19 21:48:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:48:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-19 21:48:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:48:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-19 21:48:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-19 21:48:36,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:36,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114835921] [2024-11-19 21:48:36,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114835921] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:36,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816276251] [2024-11-19 21:48:36,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:36,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:36,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:36,526 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:36,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 21:48:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:36,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 1357 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 21:48:36,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-19 21:48:36,947 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:48:36,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [816276251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:36,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:48:36,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-19 21:48:36,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517945100] [2024-11-19 21:48:36,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:36,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 21:48:36,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:36,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 21:48:36,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-19 21:48:36,950 INFO L87 Difference]: Start difference. First operand 437 states and 657 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:48:36,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:36,992 INFO L93 Difference]: Finished difference Result 685 states and 1006 transitions. [2024-11-19 21:48:36,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 21:48:36,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 174 [2024-11-19 21:48:36,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:36,997 INFO L225 Difference]: With dead ends: 685 [2024-11-19 21:48:36,997 INFO L226 Difference]: Without dead ends: 440 [2024-11-19 21:48:36,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-19 21:48:36,999 INFO L432 NwaCegarLoop]: 655 mSDtfsCounter, 1 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:37,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1308 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:48:37,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2024-11-19 21:48:37,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 439. [2024-11-19 21:48:37,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 340 states have (on average 1.5294117647058822) internal successors, (520), 344 states have internal predecessors, (520), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-19 21:48:37,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 659 transitions. [2024-11-19 21:48:37,039 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 659 transitions. Word has length 174 [2024-11-19 21:48:37,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:37,040 INFO L471 AbstractCegarLoop]: Abstraction has 439 states and 659 transitions. [2024-11-19 21:48:37,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:48:37,040 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 659 transitions. [2024-11-19 21:48:37,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-19 21:48:37,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:37,045 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:37,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 21:48:37,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-19 21:48:37,250 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:37,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:37,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1899567712, now seen corresponding path program 1 times [2024-11-19 21:48:37,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:37,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909325124] [2024-11-19 21:48:37,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:37,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-19 21:48:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-19 21:48:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-19 21:48:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-19 21:48:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-19 21:48:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-19 21:48:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-19 21:48:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:48:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-19 21:48:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-19 21:48:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-19 21:48:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-19 21:48:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-19 21:48:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-19 21:48:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-19 21:48:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-19 21:48:37,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:37,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909325124] [2024-11-19 21:48:37,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909325124] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:37,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61929955] [2024-11-19 21:48:37,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:37,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:37,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:37,548 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:37,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 21:48:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:37,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 21:48:37,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-19 21:48:37,986 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:48:37,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61929955] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:37,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:48:37,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-19 21:48:37,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453146746] [2024-11-19 21:48:37,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:37,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 21:48:37,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:37,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 21:48:37,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-19 21:48:37,991 INFO L87 Difference]: Start difference. First operand 439 states and 659 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:48:38,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:38,029 INFO L93 Difference]: Finished difference Result 926 states and 1410 transitions. [2024-11-19 21:48:38,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 21:48:38,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 161 [2024-11-19 21:48:38,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:38,034 INFO L225 Difference]: With dead ends: 926 [2024-11-19 21:48:38,034 INFO L226 Difference]: Without dead ends: 514 [2024-11-19 21:48:38,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-19 21:48:38,037 INFO L432 NwaCegarLoop]: 669 mSDtfsCounter, 134 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1279 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 [2024-11-19 21:48:38,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1279 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:48:38,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2024-11-19 21:48:38,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 506. [2024-11-19 21:48:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 393 states have (on average 1.549618320610687) internal successors, (609), 397 states have internal predecessors, (609), 84 states have call successors, (84), 28 states have call predecessors, (84), 28 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-11-19 21:48:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 776 transitions. [2024-11-19 21:48:38,063 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 776 transitions. Word has length 161 [2024-11-19 21:48:38,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:38,064 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 776 transitions. [2024-11-19 21:48:38,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:48:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 776 transitions. [2024-11-19 21:48:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-19 21:48:38,068 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:38,069 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:38,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-19 21:48:38,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:38,270 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:38,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:38,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1204487827, now seen corresponding path program 1 times [2024-11-19 21:48:38,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:38,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658367973] [2024-11-19 21:48:38,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-19 21:48:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-19 21:48:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-19 21:48:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-19 21:48:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-19 21:48:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-19 21:48:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-19 21:48:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:48:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-19 21:48:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:48:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:48:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-19 21:48:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-19 21:48:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-19 21:48:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-19 21:48:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:48:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-19 21:48:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-19 21:48:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,547 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-19 21:48:38,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:38,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658367973] [2024-11-19 21:48:38,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658367973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:38,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825895524] [2024-11-19 21:48:38,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:38,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:38,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:38,550 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:38,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 21:48:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:38,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 21:48:38,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 21:48:39,012 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:48:39,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825895524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:39,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:48:39,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-19 21:48:39,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620538373] [2024-11-19 21:48:39,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:39,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 21:48:39,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 21:48:39,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:48:39,015 INFO L87 Difference]: Start difference. First operand 506 states and 776 transitions. Second operand has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 21:48:39,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:39,076 INFO L93 Difference]: Finished difference Result 1003 states and 1542 transitions. [2024-11-19 21:48:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 21:48:39,076 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) Word has length 181 [2024-11-19 21:48:39,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:39,080 INFO L225 Difference]: With dead ends: 1003 [2024-11-19 21:48:39,080 INFO L226 Difference]: Without dead ends: 508 [2024-11-19 21:48:39,082 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:48:39,082 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 2 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2585 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 [2024-11-19 21:48:39,083 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2585 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:48:39,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-11-19 21:48:39,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 508. [2024-11-19 21:48:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 394 states have (on average 1.5482233502538072) internal successors, (610), 399 states have internal predecessors, (610), 84 states have call successors, (84), 28 states have call predecessors, (84), 29 states have return successors, (85), 82 states have call predecessors, (85), 83 states have call successors, (85) [2024-11-19 21:48:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 779 transitions. [2024-11-19 21:48:39,105 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 779 transitions. Word has length 181 [2024-11-19 21:48:39,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:39,105 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 779 transitions. [2024-11-19 21:48:39,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 21:48:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 779 transitions. [2024-11-19 21:48:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-19 21:48:39,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:39,110 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:39,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-19 21:48:39,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:39,314 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:39,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:39,314 INFO L85 PathProgramCache]: Analyzing trace with hash -931853603, now seen corresponding path program 1 times [2024-11-19 21:48:39,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:39,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331320335] [2024-11-19 21:48:39,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:39,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-19 21:48:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-19 21:48:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-19 21:48:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-19 21:48:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-19 21:48:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-19 21:48:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-19 21:48:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:48:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-19 21:48:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-19 21:48:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-19 21:48:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-19 21:48:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:48:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-19 21:48:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-19 21:48:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:48:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:48:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-19 21:48:39,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:39,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331320335] [2024-11-19 21:48:39,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331320335] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:39,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421183272] [2024-11-19 21:48:39,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:39,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:39,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:39,599 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:39,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-19 21:48:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:39,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 21:48:39,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 21:48:40,002 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:48:40,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421183272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:40,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:48:40,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-19 21:48:40,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58423626] [2024-11-19 21:48:40,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:40,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 21:48:40,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:40,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 21:48:40,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-19 21:48:40,004 INFO L87 Difference]: Start difference. First operand 508 states and 779 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 21:48:40,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:40,089 INFO L93 Difference]: Finished difference Result 1005 states and 1547 transitions. [2024-11-19 21:48:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 21:48:40,090 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 182 [2024-11-19 21:48:40,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:40,093 INFO L225 Difference]: With dead ends: 1005 [2024-11-19 21:48:40,093 INFO L226 Difference]: Without dead ends: 510 [2024-11-19 21:48:40,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-19 21:48:40,096 INFO L432 NwaCegarLoop]: 647 mSDtfsCounter, 2 mSDsluCounter, 1924 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2571 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:40,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2571 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 21:48:40,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-11-19 21:48:40,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 510. [2024-11-19 21:48:40,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 395 states have (on average 1.5468354430379747) internal successors, (611), 401 states have internal predecessors, (611), 84 states have call successors, (84), 28 states have call predecessors, (84), 30 states have return successors, (90), 82 states have call predecessors, (90), 83 states have call successors, (90) [2024-11-19 21:48:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 785 transitions. [2024-11-19 21:48:40,113 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 785 transitions. Word has length 182 [2024-11-19 21:48:40,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:40,113 INFO L471 AbstractCegarLoop]: Abstraction has 510 states and 785 transitions. [2024-11-19 21:48:40,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 21:48:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 785 transitions. [2024-11-19 21:48:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-19 21:48:40,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:40,117 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:40,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-19 21:48:40,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:40,318 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:40,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:40,318 INFO L85 PathProgramCache]: Analyzing trace with hash 490747617, now seen corresponding path program 1 times [2024-11-19 21:48:40,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:40,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920614878] [2024-11-19 21:48:40,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:40,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:48:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-19 21:48:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-19 21:48:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-19 21:48:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-19 21:48:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-19 21:48:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:48:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:48:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-19 21:48:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-19 21:48:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-19 21:48:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-19 21:48:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-19 21:48:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-19 21:48:40,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:40,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920614878] [2024-11-19 21:48:40,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920614878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:40,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:40,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-19 21:48:40,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683955533] [2024-11-19 21:48:40,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:40,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-19 21:48:40,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:40,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-19 21:48:40,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:48:40,603 INFO L87 Difference]: Start difference. First operand 510 states and 785 transitions. Second operand has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:43,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:43,271 INFO L93 Difference]: Finished difference Result 1210 states and 1874 transitions. [2024-11-19 21:48:43,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-19 21:48:43,272 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 164 [2024-11-19 21:48:43,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:43,277 INFO L225 Difference]: With dead ends: 1210 [2024-11-19 21:48:43,278 INFO L226 Difference]: Without dead ends: 723 [2024-11-19 21:48:43,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:48:43,280 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1607 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 3088 mSolverCounterSat, 569 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 3657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 569 IncrementalHoareTripleChecker+Valid, 3088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:43,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1608 Valid, 1338 Invalid, 3657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [569 Valid, 3088 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-19 21:48:43,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2024-11-19 21:48:43,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 510. [2024-11-19 21:48:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 395 states have (on average 1.5468354430379747) internal successors, (611), 401 states have internal predecessors, (611), 84 states have call successors, (84), 28 states have call predecessors, (84), 30 states have return successors, (89), 82 states have call predecessors, (89), 83 states have call successors, (89) [2024-11-19 21:48:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 784 transitions. [2024-11-19 21:48:43,367 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 784 transitions. Word has length 164 [2024-11-19 21:48:43,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:43,368 INFO L471 AbstractCegarLoop]: Abstraction has 510 states and 784 transitions. [2024-11-19 21:48:43,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 784 transitions. [2024-11-19 21:48:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-19 21:48:43,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:43,372 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:43,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 21:48:43,373 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:43,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:43,374 INFO L85 PathProgramCache]: Analyzing trace with hash 986511993, now seen corresponding path program 2 times [2024-11-19 21:48:43,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:43,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66184360] [2024-11-19 21:48:43,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-19 21:48:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:48:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-19 21:48:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-19 21:48:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-19 21:48:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-19 21:48:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-19 21:48:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-19 21:48:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-19 21:48:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-19 21:48:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:48:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-19 21:48:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-19 21:48:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-19 21:48:43,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:43,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66184360] [2024-11-19 21:48:43,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66184360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:43,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:43,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-19 21:48:43,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142181153] [2024-11-19 21:48:43,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:43,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-19 21:48:43,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:43,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-19 21:48:43,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:48:43,654 INFO L87 Difference]: Start difference. First operand 510 states and 784 transitions. Second operand has 9 states, 8 states have (on average 11.875) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:46,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:46,236 INFO L93 Difference]: Finished difference Result 1212 states and 1877 transitions. [2024-11-19 21:48:46,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-19 21:48:46,236 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.875) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 165 [2024-11-19 21:48:46,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:46,242 INFO L225 Difference]: With dead ends: 1212 [2024-11-19 21:48:46,242 INFO L226 Difference]: Without dead ends: 725 [2024-11-19 21:48:46,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:48:46,245 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 1561 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 3167 mSolverCounterSat, 542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 1336 SdHoareTripleChecker+Invalid, 3709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 542 IncrementalHoareTripleChecker+Valid, 3167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:46,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1563 Valid, 1336 Invalid, 3709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [542 Valid, 3167 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-19 21:48:46,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2024-11-19 21:48:46,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 512. [2024-11-19 21:48:46,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 396 states have (on average 1.5454545454545454) internal successors, (612), 403 states have internal predecessors, (612), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (91), 82 states have call predecessors, (91), 83 states have call successors, (91) [2024-11-19 21:48:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 787 transitions. [2024-11-19 21:48:46,293 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 787 transitions. Word has length 165 [2024-11-19 21:48:46,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:46,293 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 787 transitions. [2024-11-19 21:48:46,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.875) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 787 transitions. [2024-11-19 21:48:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-19 21:48:46,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:46,297 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:46,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 21:48:46,297 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:46,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:46,298 INFO L85 PathProgramCache]: Analyzing trace with hash -609084742, now seen corresponding path program 1 times [2024-11-19 21:48:46,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:46,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467246408] [2024-11-19 21:48:46,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:46,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:48:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-19 21:48:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-19 21:48:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-19 21:48:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-19 21:48:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-19 21:48:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-19 21:48:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-19 21:48:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-19 21:48:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-19 21:48:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:48:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-19 21:48:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-19 21:48:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-19 21:48:46,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:46,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467246408] [2024-11-19 21:48:46,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467246408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:46,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:46,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-19 21:48:46,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765648175] [2024-11-19 21:48:46,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:46,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-19 21:48:46,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:46,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-19 21:48:46,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:48:46,576 INFO L87 Difference]: Start difference. First operand 512 states and 787 transitions. Second operand has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:48,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:48,953 INFO L93 Difference]: Finished difference Result 1212 states and 1876 transitions. [2024-11-19 21:48:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-19 21:48:48,954 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 166 [2024-11-19 21:48:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:48,959 INFO L225 Difference]: With dead ends: 1212 [2024-11-19 21:48:48,959 INFO L226 Difference]: Without dead ends: 725 [2024-11-19 21:48:48,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-11-19 21:48:48,962 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 1622 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 3043 mSolverCounterSat, 572 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1623 SdHoareTripleChecker+Valid, 1333 SdHoareTripleChecker+Invalid, 3615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 572 IncrementalHoareTripleChecker+Valid, 3043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:48,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1623 Valid, 1333 Invalid, 3615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [572 Valid, 3043 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-19 21:48:48,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2024-11-19 21:48:49,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 512. [2024-11-19 21:48:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 396 states have (on average 1.5454545454545454) internal successors, (612), 403 states have internal predecessors, (612), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (91), 82 states have call predecessors, (91), 83 states have call successors, (91) [2024-11-19 21:48:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 787 transitions. [2024-11-19 21:48:49,012 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 787 transitions. Word has length 166 [2024-11-19 21:48:49,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:49,012 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 787 transitions. [2024-11-19 21:48:49,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-19 21:48:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 787 transitions. [2024-11-19 21:48:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-19 21:48:49,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:49,016 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:49,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 21:48:49,016 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:49,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:49,016 INFO L85 PathProgramCache]: Analyzing trace with hash 2112431789, now seen corresponding path program 1 times [2024-11-19 21:48:49,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:49,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889025852] [2024-11-19 21:48:49,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:49,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:48:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-19 21:48:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-19 21:48:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-19 21:48:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-19 21:48:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-19 21:48:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-19 21:48:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-19 21:48:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-19 21:48:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-19 21:48:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:48:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:48:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-19 21:48:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-19 21:48:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-19 21:48:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-19 21:48:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-19 21:48:49,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:49,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889025852] [2024-11-19 21:48:49,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889025852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:49,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:49,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-19 21:48:49,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167091986] [2024-11-19 21:48:49,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:49,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-19 21:48:49,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:49,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-19 21:48:49,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:48:49,299 INFO L87 Difference]: Start difference. First operand 512 states and 787 transitions. Second operand has 12 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-19 21:48:52,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:52,177 INFO L93 Difference]: Finished difference Result 1210 states and 1871 transitions. [2024-11-19 21:48:52,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-19 21:48:52,178 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) Word has length 185 [2024-11-19 21:48:52,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:52,182 INFO L225 Difference]: With dead ends: 1210 [2024-11-19 21:48:52,183 INFO L226 Difference]: Without dead ends: 725 [2024-11-19 21:48:52,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-19 21:48:52,185 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 1629 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 5223 mSolverCounterSat, 557 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1630 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 5780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 557 IncrementalHoareTripleChecker+Valid, 5223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:52,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1630 Valid, 1854 Invalid, 5780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [557 Valid, 5223 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-19 21:48:52,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2024-11-19 21:48:52,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 512. [2024-11-19 21:48:52,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 396 states have (on average 1.5454545454545454) internal successors, (612), 403 states have internal predecessors, (612), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (90), 82 states have call predecessors, (90), 83 states have call successors, (90) [2024-11-19 21:48:52,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 786 transitions. [2024-11-19 21:48:52,224 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 786 transitions. Word has length 185 [2024-11-19 21:48:52,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:52,224 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 786 transitions. [2024-11-19 21:48:52,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-19 21:48:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 786 transitions. [2024-11-19 21:48:52,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-19 21:48:52,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:52,227 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:52,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 21:48:52,227 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:52,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:52,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1189687868, now seen corresponding path program 2 times [2024-11-19 21:48:52,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:52,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326549912] [2024-11-19 21:48:52,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:52,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:48:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-19 21:48:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-19 21:48:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-19 21:48:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-19 21:48:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-19 21:48:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-19 21:48:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-19 21:48:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-19 21:48:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-19 21:48:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:48:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:48:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:48:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-19 21:48:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:48:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-19 21:48:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-19 21:48:52,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:52,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326549912] [2024-11-19 21:48:52,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326549912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:52,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:52,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-19 21:48:52,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349677610] [2024-11-19 21:48:52,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:52,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-19 21:48:52,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:52,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-19 21:48:52,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:48:52,510 INFO L87 Difference]: Start difference. First operand 512 states and 786 transitions. Second operand has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-19 21:48:55,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:55,078 INFO L93 Difference]: Finished difference Result 1212 states and 1877 transitions. [2024-11-19 21:48:55,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-19 21:48:55,079 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) Word has length 186 [2024-11-19 21:48:55,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:55,083 INFO L225 Difference]: With dead ends: 1212 [2024-11-19 21:48:55,084 INFO L226 Difference]: Without dead ends: 727 [2024-11-19 21:48:55,086 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-19 21:48:55,086 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 1661 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 4973 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1662 SdHoareTripleChecker+Valid, 1856 SdHoareTripleChecker+Invalid, 5543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 4973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:55,087 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1662 Valid, 1856 Invalid, 5543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 4973 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-19 21:48:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2024-11-19 21:48:55,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 514. [2024-11-19 21:48:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 397 states have (on average 1.544080604534005) internal successors, (613), 405 states have internal predecessors, (613), 84 states have call successors, (84), 28 states have call predecessors, (84), 32 states have return successors, (95), 82 states have call predecessors, (95), 83 states have call successors, (95) [2024-11-19 21:48:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 792 transitions. [2024-11-19 21:48:55,125 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 792 transitions. Word has length 186 [2024-11-19 21:48:55,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:55,126 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 792 transitions. [2024-11-19 21:48:55,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-19 21:48:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 792 transitions. [2024-11-19 21:48:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-19 21:48:55,128 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:55,129 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:55,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-19 21:48:55,129 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:55,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:55,129 INFO L85 PathProgramCache]: Analyzing trace with hash 171029879, now seen corresponding path program 1 times [2024-11-19 21:48:55,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:55,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440210276] [2024-11-19 21:48:55,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:55,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:48:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-19 21:48:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-19 21:48:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:48:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-19 21:48:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:48:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:48:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-19 21:48:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-19 21:48:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-19 21:48:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:48:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:48:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:48:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:48:55,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:55,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440210276] [2024-11-19 21:48:55,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440210276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:48:55,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86092402] [2024-11-19 21:48:55,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:55,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:55,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:48:55,309 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:48:55,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-19 21:48:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:55,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 21:48:55,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:48:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:48:55,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 21:48:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:48:55,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86092402] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 21:48:55,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 21:48:55,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-19 21:48:55,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150299315] [2024-11-19 21:48:55,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 21:48:55,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-19 21:48:55,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:55,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-19 21:48:55,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-19 21:48:55,801 INFO L87 Difference]: Start difference. First operand 514 states and 792 transitions. Second operand has 11 states, 11 states have (on average 12.727272727272727) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (45), 6 states have call predecessors, (45), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-19 21:48:57,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:57,767 INFO L93 Difference]: Finished difference Result 1414 states and 2270 transitions. [2024-11-19 21:48:57,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-19 21:48:57,768 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.727272727272727) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (45), 6 states have call predecessors, (45), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 168 [2024-11-19 21:48:57,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:57,775 INFO L225 Difference]: With dead ends: 1414 [2024-11-19 21:48:57,775 INFO L226 Difference]: Without dead ends: 1169 [2024-11-19 21:48:57,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:48:57,777 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 2090 mSDsluCounter, 1431 mSDsCounter, 0 mSdLazyCounter, 2677 mSolverCounterSat, 725 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 3402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 725 IncrementalHoareTripleChecker+Valid, 2677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:57,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2144 Valid, 1679 Invalid, 3402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [725 Valid, 2677 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-19 21:48:57,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1169 states. [2024-11-19 21:48:57,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1169 to 932. [2024-11-19 21:48:57,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 736 states have (on average 1.611413043478261) internal successors, (1186), 744 states have internal predecessors, (1186), 163 states have call successors, (163), 28 states have call predecessors, (163), 32 states have return successors, (184), 161 states have call predecessors, (184), 162 states have call successors, (184) [2024-11-19 21:48:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1533 transitions. [2024-11-19 21:48:57,832 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1533 transitions. Word has length 168 [2024-11-19 21:48:57,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:57,832 INFO L471 AbstractCegarLoop]: Abstraction has 932 states and 1533 transitions. [2024-11-19 21:48:57,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.727272727272727) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (45), 6 states have call predecessors, (45), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-19 21:48:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1533 transitions. [2024-11-19 21:48:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-19 21:48:57,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:57,837 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:57,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-19 21:48:58,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:48:58,038 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:58,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:58,038 INFO L85 PathProgramCache]: Analyzing trace with hash 31741594, now seen corresponding path program 1 times [2024-11-19 21:48:58,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:58,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170812056] [2024-11-19 21:48:58,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:58,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:48:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:48:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:48:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:48:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:48:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:48:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:48:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:48:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-19 21:48:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-19 21:48:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-19 21:48:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:48:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-19 21:48:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-19 21:48:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-19 21:48:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:48:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-19 21:48:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:48:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-19 21:48:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:48:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:48:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:48:58,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:48:58,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170812056] [2024-11-19 21:48:58,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170812056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:48:58,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:48:58,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:48:58,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605479230] [2024-11-19 21:48:58,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:48:58,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:48:58,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:48:58,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:48:58,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:48:58,164 INFO L87 Difference]: Start difference. First operand 932 states and 1533 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:48:59,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:48:59,893 INFO L93 Difference]: Finished difference Result 2432 states and 4071 transitions. [2024-11-19 21:48:59,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:48:59,894 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 174 [2024-11-19 21:48:59,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:48:59,903 INFO L225 Difference]: With dead ends: 2432 [2024-11-19 21:48:59,903 INFO L226 Difference]: Without dead ends: 1568 [2024-11-19 21:48:59,908 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:48:59,908 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 1721 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 1794 mSolverCounterSat, 619 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1740 SdHoareTripleChecker+Valid, 1058 SdHoareTripleChecker+Invalid, 2413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 619 IncrementalHoareTripleChecker+Valid, 1794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-19 21:48:59,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1740 Valid, 1058 Invalid, 2413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [619 Valid, 1794 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-19 21:48:59,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2024-11-19 21:48:59,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1347. [2024-11-19 21:48:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1347 states, 1072 states have (on average 1.6287313432835822) internal successors, (1746), 1080 states have internal predecessors, (1746), 242 states have call successors, (242), 28 states have call predecessors, (242), 32 states have return successors, (273), 240 states have call predecessors, (273), 241 states have call successors, (273) [2024-11-19 21:48:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 2261 transitions. [2024-11-19 21:48:59,979 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 2261 transitions. Word has length 174 [2024-11-19 21:48:59,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:48:59,979 INFO L471 AbstractCegarLoop]: Abstraction has 1347 states and 2261 transitions. [2024-11-19 21:48:59,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:48:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2261 transitions. [2024-11-19 21:48:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-19 21:48:59,986 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:48:59,986 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:48:59,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-19 21:48:59,987 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:48:59,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:48:59,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1761346273, now seen corresponding path program 1 times [2024-11-19 21:48:59,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:48:59,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008963083] [2024-11-19 21:48:59,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:48:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-19 21:49:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-19 21:49:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-19 21:49:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-19 21:49:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-19 21:49:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:49:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-19 21:49:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-19 21:49:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-19 21:49:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-19 21:49:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-19 21:49:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-19 21:49:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:49:00,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:00,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008963083] [2024-11-19 21:49:00,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008963083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:00,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:00,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:00,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393840983] [2024-11-19 21:49:00,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:00,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:00,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:00,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:00,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:00,151 INFO L87 Difference]: Start difference. First operand 1347 states and 2261 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:01,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:01,715 INFO L93 Difference]: Finished difference Result 3446 states and 5849 transitions. [2024-11-19 21:49:01,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:01,716 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 175 [2024-11-19 21:49:01,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:01,729 INFO L225 Difference]: With dead ends: 3446 [2024-11-19 21:49:01,729 INFO L226 Difference]: Without dead ends: 2220 [2024-11-19 21:49:01,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:01,735 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1727 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 655 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 2392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 655 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:01,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1747 Valid, 988 Invalid, 2392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [655 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-19 21:49:01,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2024-11-19 21:49:01,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1999. [2024-11-19 21:49:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1999 states, 1605 states have (on average 1.6404984423676012) internal successors, (2633), 1613 states have internal predecessors, (2633), 361 states have call successors, (361), 28 states have call predecessors, (361), 32 states have return successors, (392), 359 states have call predecessors, (392), 360 states have call successors, (392) [2024-11-19 21:49:01,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 3386 transitions. [2024-11-19 21:49:01,872 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 3386 transitions. Word has length 175 [2024-11-19 21:49:01,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:01,872 INFO L471 AbstractCegarLoop]: Abstraction has 1999 states and 3386 transitions. [2024-11-19 21:49:01,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3386 transitions. [2024-11-19 21:49:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-19 21:49:01,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:01,885 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:01,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-19 21:49:01,886 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:01,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:01,887 INFO L85 PathProgramCache]: Analyzing trace with hash 686211992, now seen corresponding path program 1 times [2024-11-19 21:49:01,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:01,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863755958] [2024-11-19 21:49:01,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-19 21:49:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-19 21:49:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-19 21:49:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-19 21:49:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:01,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-19 21:49:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-19 21:49:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-19 21:49:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-19 21:49:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:49:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-19 21:49:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-19 21:49:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:49:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:02,013 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:49:02,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:02,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863755958] [2024-11-19 21:49:02,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863755958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:02,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:02,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:02,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087077009] [2024-11-19 21:49:02,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:02,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:02,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:02,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:02,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:02,017 INFO L87 Difference]: Start difference. First operand 1999 states and 3386 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:03,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:03,544 INFO L93 Difference]: Finished difference Result 4976 states and 8551 transitions. [2024-11-19 21:49:03,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:03,545 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 176 [2024-11-19 21:49:03,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:03,561 INFO L225 Difference]: With dead ends: 4976 [2024-11-19 21:49:03,561 INFO L226 Difference]: Without dead ends: 3223 [2024-11-19 21:49:03,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:03,567 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 1769 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 1724 mSolverCounterSat, 638 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1788 SdHoareTripleChecker+Valid, 979 SdHoareTripleChecker+Invalid, 2362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 638 IncrementalHoareTripleChecker+Valid, 1724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:03,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1788 Valid, 979 Invalid, 2362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [638 Valid, 1724 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-19 21:49:03,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3223 states. [2024-11-19 21:49:03,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3223 to 3002. [2024-11-19 21:49:03,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3002 states, 2446 states have (on average 1.6496320523303352) internal successors, (4035), 2454 states have internal predecessors, (4035), 523 states have call successors, (523), 28 states have call predecessors, (523), 32 states have return successors, (570), 521 states have call predecessors, (570), 522 states have call successors, (570) [2024-11-19 21:49:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 5128 transitions. [2024-11-19 21:49:03,696 INFO L78 Accepts]: Start accepts. Automaton has 3002 states and 5128 transitions. Word has length 176 [2024-11-19 21:49:03,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:03,697 INFO L471 AbstractCegarLoop]: Abstraction has 3002 states and 5128 transitions. [2024-11-19 21:49:03,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 5128 transitions. [2024-11-19 21:49:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-19 21:49:03,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:03,711 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:03,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-19 21:49:03,712 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:03,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:03,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1197500715, now seen corresponding path program 1 times [2024-11-19 21:49:03,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:03,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637578804] [2024-11-19 21:49:03,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:03,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-19 21:49:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:49:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-19 21:49:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:49:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-19 21:49:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-19 21:49:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-19 21:49:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-19 21:49:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:49:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-19 21:49:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-19 21:49:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-19 21:49:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-19 21:49:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-19 21:49:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-19 21:49:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-19 21:49:03,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:03,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637578804] [2024-11-19 21:49:03,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637578804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:03,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:03,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:03,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979645555] [2024-11-19 21:49:03,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:03,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:03,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:03,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:03,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:03,854 INFO L87 Difference]: Start difference. First operand 3002 states and 5128 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:05,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:05,493 INFO L93 Difference]: Finished difference Result 7400 states and 12840 transitions. [2024-11-19 21:49:05,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:05,494 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 196 [2024-11-19 21:49:05,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:05,522 INFO L225 Difference]: With dead ends: 7400 [2024-11-19 21:49:05,522 INFO L226 Difference]: Without dead ends: 4848 [2024-11-19 21:49:05,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:05,534 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1670 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 1841 mSolverCounterSat, 580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 2421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 580 IncrementalHoareTripleChecker+Valid, 1841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:05,535 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1688 Valid, 981 Invalid, 2421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [580 Valid, 1841 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-19 21:49:05,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2024-11-19 21:49:05,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 4627. [2024-11-19 21:49:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4627 states, 3826 states have (on average 1.6560376372190277) internal successors, (6336), 3834 states have internal predecessors, (6336), 768 states have call successors, (768), 28 states have call predecessors, (768), 32 states have return successors, (841), 766 states have call predecessors, (841), 767 states have call successors, (841) [2024-11-19 21:49:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 4627 states and 7945 transitions. [2024-11-19 21:49:05,766 INFO L78 Accepts]: Start accepts. Automaton has 4627 states and 7945 transitions. Word has length 196 [2024-11-19 21:49:05,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:05,767 INFO L471 AbstractCegarLoop]: Abstraction has 4627 states and 7945 transitions. [2024-11-19 21:49:05,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4627 states and 7945 transitions. [2024-11-19 21:49:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-19 21:49:05,789 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:05,789 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:05,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-19 21:49:05,789 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:05,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:05,790 INFO L85 PathProgramCache]: Analyzing trace with hash -603597892, now seen corresponding path program 1 times [2024-11-19 21:49:05,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:05,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133912794] [2024-11-19 21:49:05,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:05,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-19 21:49:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-19 21:49:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:49:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-19 21:49:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-19 21:49:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-19 21:49:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-19 21:49:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-19 21:49:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-19 21:49:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:49:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-19 21:49:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-19 21:49:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:49:05,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:05,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133912794] [2024-11-19 21:49:05,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133912794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:05,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:05,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:05,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469802286] [2024-11-19 21:49:05,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:05,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:05,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:05,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:05,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:05,917 INFO L87 Difference]: Start difference. First operand 4627 states and 7945 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:07,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:07,690 INFO L93 Difference]: Finished difference Result 11446 states and 20000 transitions. [2024-11-19 21:49:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:07,691 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 178 [2024-11-19 21:49:07,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:07,725 INFO L225 Difference]: With dead ends: 11446 [2024-11-19 21:49:07,725 INFO L226 Difference]: Without dead ends: 7581 [2024-11-19 21:49:07,739 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:07,740 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1674 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 1802 mSolverCounterSat, 612 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1693 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 2414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 612 IncrementalHoareTripleChecker+Valid, 1802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:07,740 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1693 Valid, 985 Invalid, 2414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [612 Valid, 1802 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-19 21:49:07,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7581 states. [2024-11-19 21:49:07,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7581 to 7360. [2024-11-19 21:49:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7360 states, 6066 states have (on average 1.655291790306627) internal successors, (10041), 6074 states have internal predecessors, (10041), 1261 states have call successors, (1261), 28 states have call predecessors, (1261), 32 states have return successors, (1378), 1259 states have call predecessors, (1378), 1260 states have call successors, (1378) [2024-11-19 21:49:08,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7360 states to 7360 states and 12680 transitions. [2024-11-19 21:49:08,031 INFO L78 Accepts]: Start accepts. Automaton has 7360 states and 12680 transitions. Word has length 178 [2024-11-19 21:49:08,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:08,031 INFO L471 AbstractCegarLoop]: Abstraction has 7360 states and 12680 transitions. [2024-11-19 21:49:08,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:08,035 INFO L276 IsEmpty]: Start isEmpty. Operand 7360 states and 12680 transitions. [2024-11-19 21:49:08,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-19 21:49:08,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:08,118 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:08,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-19 21:49:08,119 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:08,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:08,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1871754394, now seen corresponding path program 1 times [2024-11-19 21:49:08,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:08,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127572123] [2024-11-19 21:49:08,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:08,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-19 21:49:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-19 21:49:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-19 21:49:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:49:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-19 21:49:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-19 21:49:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-19 21:49:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:49:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:49:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 21:49:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-19 21:49:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-19 21:49:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:49:08,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:08,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127572123] [2024-11-19 21:49:08,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127572123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:08,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:08,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:08,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591427252] [2024-11-19 21:49:08,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:08,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:08,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:08,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:08,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:08,251 INFO L87 Difference]: Start difference. First operand 7360 states and 12680 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:09,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:09,972 INFO L93 Difference]: Finished difference Result 18781 states and 32884 transitions. [2024-11-19 21:49:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:09,973 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 179 [2024-11-19 21:49:09,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:10,020 INFO L225 Difference]: With dead ends: 18781 [2024-11-19 21:49:10,020 INFO L226 Difference]: Without dead ends: 12560 [2024-11-19 21:49:10,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:10,044 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 1716 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 636 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1735 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 2358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 636 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:10,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1735 Valid, 981 Invalid, 2358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [636 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-19 21:49:10,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12560 states. [2024-11-19 21:49:10,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12560 to 12339. [2024-11-19 21:49:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12339 states, 10223 states have (on average 1.656167465518928) internal successors, (16931), 10231 states have internal predecessors, (16931), 2083 states have call successors, (2083), 28 states have call predecessors, (2083), 32 states have return successors, (2278), 2081 states have call predecessors, (2278), 2082 states have call successors, (2278) [2024-11-19 21:49:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12339 states to 12339 states and 21292 transitions. [2024-11-19 21:49:10,567 INFO L78 Accepts]: Start accepts. Automaton has 12339 states and 21292 transitions. Word has length 179 [2024-11-19 21:49:10,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:10,567 INFO L471 AbstractCegarLoop]: Abstraction has 12339 states and 21292 transitions. [2024-11-19 21:49:10,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 12339 states and 21292 transitions. [2024-11-19 21:49:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-19 21:49:10,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:10,612 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:10,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-19 21:49:10,612 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:10,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:10,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1372573957, now seen corresponding path program 1 times [2024-11-19 21:49:10,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:10,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512742950] [2024-11-19 21:49:10,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-19 21:49:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-19 21:49:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-19 21:49:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-19 21:49:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-19 21:49:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-19 21:49:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-19 21:49:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-19 21:49:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:49:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 21:49:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-19 21:49:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-19 21:49:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-19 21:49:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-19 21:49:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-19 21:49:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:10,755 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-19 21:49:10,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:10,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512742950] [2024-11-19 21:49:10,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512742950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:10,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:10,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:10,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789431689] [2024-11-19 21:49:10,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:10,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:10,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:10,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:10,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:10,759 INFO L87 Difference]: Start difference. First operand 12339 states and 21292 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:12,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:12,848 INFO L93 Difference]: Finished difference Result 29739 states and 51849 transitions. [2024-11-19 21:49:12,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:12,848 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 199 [2024-11-19 21:49:12,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:12,937 INFO L225 Difference]: With dead ends: 29739 [2024-11-19 21:49:12,938 INFO L226 Difference]: Without dead ends: 19513 [2024-11-19 21:49:12,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:12,980 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1712 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 1716 mSolverCounterSat, 620 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1731 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 2336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 620 IncrementalHoareTripleChecker+Valid, 1716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:12,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1731 Valid, 960 Invalid, 2336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [620 Valid, 1716 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-19 21:49:12,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19513 states. [2024-11-19 21:49:13,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19513 to 19292. [2024-11-19 21:49:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19292 states, 15973 states have (on average 1.6323170349965568) internal successors, (26073), 15981 states have internal predecessors, (26073), 3286 states have call successors, (3286), 28 states have call predecessors, (3286), 32 states have return successors, (3625), 3284 states have call predecessors, (3625), 3285 states have call successors, (3625) [2024-11-19 21:49:13,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19292 states to 19292 states and 32984 transitions. [2024-11-19 21:49:13,743 INFO L78 Accepts]: Start accepts. Automaton has 19292 states and 32984 transitions. Word has length 199 [2024-11-19 21:49:13,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:13,744 INFO L471 AbstractCegarLoop]: Abstraction has 19292 states and 32984 transitions. [2024-11-19 21:49:13,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 19292 states and 32984 transitions. [2024-11-19 21:49:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-19 21:49:13,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:13,800 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:13,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-19 21:49:13,801 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:13,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:13,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1391275280, now seen corresponding path program 1 times [2024-11-19 21:49:13,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:13,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187848160] [2024-11-19 21:49:13,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:13,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-19 21:49:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-19 21:49:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-19 21:49:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:13,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-19 21:49:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-19 21:49:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-19 21:49:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-19 21:49:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-19 21:49:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-19 21:49:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-19 21:49:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-19 21:49:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:49:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-19 21:49:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-19 21:49:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-19 21:49:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-19 21:49:14,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:14,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187848160] [2024-11-19 21:49:14,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187848160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:14,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:14,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:14,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79834090] [2024-11-19 21:49:14,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:14,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:14,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:14,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:14,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:14,052 INFO L87 Difference]: Start difference. First operand 19292 states and 32984 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:16,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:16,126 INFO L93 Difference]: Finished difference Result 51171 states and 88969 transitions. [2024-11-19 21:49:16,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:16,126 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 200 [2024-11-19 21:49:16,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:16,260 INFO L225 Difference]: With dead ends: 51171 [2024-11-19 21:49:16,261 INFO L226 Difference]: Without dead ends: 34634 [2024-11-19 21:49:16,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:16,318 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 1678 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 630 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 2393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 630 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:16,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1697 Valid, 980 Invalid, 2393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [630 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-19 21:49:16,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34634 states. [2024-11-19 21:49:17,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34634 to 34413. [2024-11-19 21:49:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34413 states, 28644 states have (on average 1.629521016617791) internal successors, (46676), 28652 states have internal predecessors, (46676), 5736 states have call successors, (5736), 28 states have call predecessors, (5736), 32 states have return successors, (6349), 5734 states have call predecessors, (6349), 5735 states have call successors, (6349) [2024-11-19 21:49:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34413 states to 34413 states and 58761 transitions. [2024-11-19 21:49:18,087 INFO L78 Accepts]: Start accepts. Automaton has 34413 states and 58761 transitions. Word has length 200 [2024-11-19 21:49:18,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:18,088 INFO L471 AbstractCegarLoop]: Abstraction has 34413 states and 58761 transitions. [2024-11-19 21:49:18,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 34413 states and 58761 transitions. [2024-11-19 21:49:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-19 21:49:18,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:18,167 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:18,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-19 21:49:18,167 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:18,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:18,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1405221195, now seen corresponding path program 1 times [2024-11-19 21:49:18,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:18,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437087514] [2024-11-19 21:49:18,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:18,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:49:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-19 21:49:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-19 21:49:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-19 21:49:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:49:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-19 21:49:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-19 21:49:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-19 21:49:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-19 21:49:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:49:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:49:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:49:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:49:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-19 21:49:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-19 21:49:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:18,295 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-19 21:49:18,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:18,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437087514] [2024-11-19 21:49:18,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437087514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:18,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:18,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:18,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519324182] [2024-11-19 21:49:18,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:18,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:18,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:18,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:18,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:18,298 INFO L87 Difference]: Start difference. First operand 34413 states and 58761 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:21,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:21,462 INFO L93 Difference]: Finished difference Result 94043 states and 162763 transitions. [2024-11-19 21:49:21,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:21,462 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 201 [2024-11-19 21:49:21,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:21,840 INFO L225 Difference]: With dead ends: 94043 [2024-11-19 21:49:21,840 INFO L226 Difference]: Without dead ends: 63301 [2024-11-19 21:49:21,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:21,918 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1657 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 626 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 987 SdHoareTripleChecker+Invalid, 2429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 626 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:21,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1675 Valid, 987 Invalid, 2429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [626 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:49:21,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63301 states. [2024-11-19 21:49:23,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63301 to 63080. [2024-11-19 21:49:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63080 states, 52798 states have (on average 1.6255729383688775) internal successors, (85827), 52806 states have internal predecessors, (85827), 10249 states have call successors, (10249), 28 states have call predecessors, (10249), 32 states have return successors, (11394), 10247 states have call predecessors, (11394), 10248 states have call successors, (11394) [2024-11-19 21:49:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63080 states to 63080 states and 107470 transitions. [2024-11-19 21:49:24,616 INFO L78 Accepts]: Start accepts. Automaton has 63080 states and 107470 transitions. Word has length 201 [2024-11-19 21:49:24,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:24,619 INFO L471 AbstractCegarLoop]: Abstraction has 63080 states and 107470 transitions. [2024-11-19 21:49:24,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:49:24,619 INFO L276 IsEmpty]: Start isEmpty. Operand 63080 states and 107470 transitions. [2024-11-19 21:49:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-19 21:49:24,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:24,782 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:24,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-19 21:49:24,782 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:24,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:24,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1869209575, now seen corresponding path program 1 times [2024-11-19 21:49:24,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:24,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810142616] [2024-11-19 21:49:24,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:24,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-19 21:49:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-19 21:49:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-19 21:49:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:49:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-19 21:49:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-19 21:49:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-19 21:49:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-19 21:49:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-19 21:49:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-19 21:49:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-19 21:49:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-19 21:49:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-19 21:49:24,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:24,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810142616] [2024-11-19 21:49:24,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810142616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:24,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:24,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:49:24,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677669091] [2024-11-19 21:49:24,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:24,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:49:24,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:24,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:49:24,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:49:24,941 INFO L87 Difference]: Start difference. First operand 63080 states and 107470 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:28,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:28,742 INFO L93 Difference]: Finished difference Result 118419 states and 205397 transitions. [2024-11-19 21:49:28,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:49:28,743 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 183 [2024-11-19 21:49:28,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:29,597 INFO L225 Difference]: With dead ends: 118419 [2024-11-19 21:49:29,598 INFO L226 Difference]: Without dead ends: 118174 [2024-11-19 21:49:29,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:49:29,649 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1686 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 620 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1704 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 2380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 620 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:29,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1704 Valid, 990 Invalid, 2380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [620 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-19 21:49:29,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118174 states. [2024-11-19 21:49:32,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118174 to 117953. [2024-11-19 21:49:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117953 states, 99303 states have (on average 1.6204747087197768) internal successors, (160918), 99311 states have internal predecessors, (160918), 18617 states have call successors, (18617), 28 states have call predecessors, (18617), 32 states have return successors, (20808), 18615 states have call predecessors, (20808), 18616 states have call successors, (20808) [2024-11-19 21:49:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117953 states to 117953 states and 200343 transitions. [2024-11-19 21:49:33,904 INFO L78 Accepts]: Start accepts. Automaton has 117953 states and 200343 transitions. Word has length 183 [2024-11-19 21:49:33,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:49:33,904 INFO L471 AbstractCegarLoop]: Abstraction has 117953 states and 200343 transitions. [2024-11-19 21:49:33,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-19 21:49:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 117953 states and 200343 transitions. [2024-11-19 21:49:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-19 21:49:34,055 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:49:34,056 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:49:34,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-19 21:49:34,056 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:49:34,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:49:34,056 INFO L85 PathProgramCache]: Analyzing trace with hash -846292972, now seen corresponding path program 1 times [2024-11-19 21:49:34,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:49:34,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285275774] [2024-11-19 21:49:34,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:49:34,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:49:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-19 21:49:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-19 21:49:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:49:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-19 21:49:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-19 21:49:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-19 21:49:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-19 21:49:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-19 21:49:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-19 21:49:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-19 21:49:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-19 21:49:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-19 21:49:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-19 21:49:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:49:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:49:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-19 21:49:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-19 21:49:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-19 21:49:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-19 21:49:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-19 21:49:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-19 21:49:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:49:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:49:34,361 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-19 21:49:34,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:49:34,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285275774] [2024-11-19 21:49:34,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285275774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:49:34,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:49:34,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-19 21:49:34,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723969738] [2024-11-19 21:49:34,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:49:34,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-19 21:49:34,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:49:34,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 21:49:34,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-19 21:49:34,364 INFO L87 Difference]: Start difference. First operand 117953 states and 200343 transitions. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 5 states have internal predecessors, (119), 3 states have call successors, (25), 7 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 21:49:41,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:49:41,747 INFO L93 Difference]: Finished difference Result 227307 states and 393859 transitions. [2024-11-19 21:49:41,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-19 21:49:41,749 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 5 states have internal predecessors, (119), 3 states have call successors, (25), 7 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 203 [2024-11-19 21:49:41,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:49:42,716 INFO L225 Difference]: With dead ends: 227307 [2024-11-19 21:49:42,717 INFO L226 Difference]: Without dead ends: 227070 [2024-11-19 21:49:42,789 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-11-19 21:49:42,790 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 3531 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 4041 mSolverCounterSat, 1184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3549 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 5225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1184 IncrementalHoareTripleChecker+Valid, 4041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-19 21:49:42,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3549 Valid, 1713 Invalid, 5225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1184 Valid, 4041 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-19 21:49:42,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227070 states.