./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/product-lines/email_spec27_product29.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 f1b2e6fc3090957bb44fbf381fe29c5adbd1106bdb77e2b6b77c5e6e962ffc5b --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 15:02:06,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 15:02:06,937 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 15:02:06,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 15:02:06,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 15:02:06,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 15:02:06,983 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 15:02:06,983 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 15:02:06,984 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 15:02:06,985 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 15:02:06,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 15:02:06,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 15:02:06,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 15:02:06,989 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 15:02:06,989 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 15:02:06,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 15:02:06,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 15:02:06,990 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 15:02:06,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 15:02:06,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 15:02:06,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 15:02:06,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 15:02:06,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 15:02:06,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 15:02:06,993 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 15:02:06,993 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 15:02:06,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 15:02:06,994 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 15:02:06,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 15:02:06,995 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 15:02:06,995 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 15:02:06,995 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 15:02:06,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:02:06,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 15:02:06,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 15:02:06,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 15:02:06,997 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 15:02:06,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 15:02:06,998 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 15:02:06,998 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 15:02:06,999 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 15:02:06,999 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 15:02:07,000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b2e6fc3090957bb44fbf381fe29c5adbd1106bdb77e2b6b77c5e6e962ffc5b [2024-11-08 15:02:07,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 15:02:07,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 15:02:07,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 15:02:07,257 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 15:02:07,257 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 15:02:07,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2024-11-08 15:02:08,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 15:02:08,986 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 15:02:08,988 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2024-11-08 15:02:09,013 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/926e7f597/1e5822605de0432f80fcfd125e065e26/FLAGfc0ff89c3 [2024-11-08 15:02:09,031 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/926e7f597/1e5822605de0432f80fcfd125e065e26 [2024-11-08 15:02:09,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 15:02:09,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 15:02:09,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 15:02:09,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 15:02:09,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 15:02:09,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63969899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09, skipping insertion in model container [2024-11-08 15:02:09,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 15:02:09,488 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_spec27_product29.cil.c[37973,37986] [2024-11-08 15:02:09,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:02:09,617 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 15:02:09,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-08 15:02:09,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [414] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1494] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1543] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1561] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1570] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1718] [2024-11-08 15:02:09,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1943] [2024-11-08 15:02:09,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2320] [2024-11-08 15:02:09,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2717] [2024-11-08 15:02:09,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [2995] [2024-11-08 15:02:09,698 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_spec27_product29.cil.c[37973,37986] [2024-11-08 15:02:09,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:02:09,766 INFO L204 MainTranslator]: Completed translation [2024-11-08 15:02:09,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09 WrapperNode [2024-11-08 15:02:09,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 15:02:09,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 15:02:09,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 15:02:09,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 15:02:09,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,890 INFO L138 Inliner]: procedures = 131, calls = 212, calls flagged for inlining = 54, calls inlined = 47, statements flattened = 930 [2024-11-08 15:02:09,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 15:02:09,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 15:02:09,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 15:02:09,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 15:02:09,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,911 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,949 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]. [2024-11-08 15:02:09,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:09,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:10,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:10,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:10,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 15:02:10,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 15:02:10,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 15:02:10,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 15:02:10,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (1/1) ... [2024-11-08 15:02:10,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:02:10,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:10,089 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) [2024-11-08 15:02:10,092 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 [2024-11-08 15:02:10,137 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-08 15:02:10,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-08 15:02:10,137 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-08 15:02:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-08 15:02:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-08 15:02:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-08 15:02:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-08 15:02:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-08 15:02:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-08 15:02:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-08 15:02:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-08 15:02:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-08 15:02:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-08 15:02:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-08 15:02:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-08 15:02:10,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-08 15:02:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-08 15:02:10,140 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-08 15:02:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-08 15:02:10,140 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-08 15:02:10,141 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-08 15:02:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-08 15:02:10,141 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-08 15:02:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-08 15:02:10,141 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-08 15:02:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-08 15:02:10,141 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-08 15:02:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-08 15:02:10,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 15:02:10,142 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-08 15:02:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-08 15:02:10,142 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-08 15:02:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-08 15:02:10,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-08 15:02:10,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-08 15:02:10,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-08 15:02:10,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-08 15:02:10,144 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-08 15:02:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-08 15:02:10,144 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-08 15:02:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-08 15:02:10,144 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2024-11-08 15:02:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2024-11-08 15:02:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-08 15:02:10,145 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-08 15:02:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-08 15:02:10,145 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-08 15:02:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-08 15:02:10,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-08 15:02:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-08 15:02:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-08 15:02:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-08 15:02:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-08 15:02:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-08 15:02:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-08 15:02:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 15:02:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 15:02:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 15:02:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 15:02:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-08 15:02:10,147 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-08 15:02:10,147 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-08 15:02:10,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-08 15:02:10,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 15:02:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 15:02:10,359 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 15:02:10,361 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 15:02:11,303 INFO L? ?]: Removed 510 outVars from TransFormulas that were not future-live. [2024-11-08 15:02:11,303 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 15:02:11,325 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 15:02:11,327 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 15:02:11,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:02:11 BoogieIcfgContainer [2024-11-08 15:02:11,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 15:02:11,329 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 15:02:11,329 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 15:02:11,332 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 15:02:11,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 03:02:09" (1/3) ... [2024-11-08 15:02:11,333 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e31e760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:02:11, skipping insertion in model container [2024-11-08 15:02:11,333 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:02:09" (2/3) ... [2024-11-08 15:02:11,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e31e760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:02:11, skipping insertion in model container [2024-11-08 15:02:11,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:02:11" (3/3) ... [2024-11-08 15:02:11,336 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product29.cil.c [2024-11-08 15:02:11,351 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 15:02:11,352 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 15:02:11,442 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 15:02:11,449 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;@47eea71c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 15:02:11,449 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 15:02:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 415 states, 320 states have (on average 1.553125) internal successors, (497), 325 states have internal predecessors, (497), 64 states have call successors, (64), 29 states have call predecessors, (64), 29 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-08 15:02:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-08 15:02:11,482 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:11,483 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-08 15:02:11,484 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:11,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:11,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1476793235, now seen corresponding path program 1 times [2024-11-08 15:02:11,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:11,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506685988] [2024-11-08 15:02:11,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:11,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 15:02:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 15:02:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 15:02:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 15:02:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-08 15:02:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:02:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 15:02:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 15:02:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 15:02:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 15:02:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-08 15:02:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 15:02:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:02:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 15:02:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 15:02:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 15:02:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 15:02:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 15:02:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 15:02:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,453 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 15:02:12,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:12,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506685988] [2024-11-08 15:02:12,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506685988] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:12,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760249558] [2024-11-08 15:02:12,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:12,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:12,457 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) [2024-11-08 15:02:12,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 15:02:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:12,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 15:02:12,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-08 15:02:12,877 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:02:12,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760249558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:12,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:02:12,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-08 15:02:12,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127246528] [2024-11-08 15:02:12,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:12,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 15:02:12,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:12,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 15:02:12,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:02:12,916 INFO L87 Difference]: Start difference. First operand has 415 states, 320 states have (on average 1.553125) internal successors, (497), 325 states have internal predecessors, (497), 64 states have call successors, (64), 29 states have call predecessors, (64), 29 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) Second operand has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:12,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:12,994 INFO L93 Difference]: Finished difference Result 642 states and 948 transitions. [2024-11-08 15:02:12,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 15:02:12,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 170 [2024-11-08 15:02:12,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:13,011 INFO L225 Difference]: With dead ends: 642 [2024-11-08 15:02:13,011 INFO L226 Difference]: Without dead ends: 408 [2024-11-08 15:02:13,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:02:13,020 INFO L432 NwaCegarLoop]: 621 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, 621 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 [2024-11-08 15:02:13,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 621 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:02:13,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2024-11-08 15:02:13,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 408. [2024-11-08 15:02:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 314 states have (on average 1.5477707006369428) internal successors, (486), 318 states have internal predecessors, (486), 64 states have call successors, (64), 29 states have call predecessors, (64), 29 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-08 15:02:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 613 transitions. [2024-11-08 15:02:13,087 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 613 transitions. Word has length 170 [2024-11-08 15:02:13,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:13,089 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 613 transitions. [2024-11-08 15:02:13,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 613 transitions. [2024-11-08 15:02:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 15:02:13,094 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:13,095 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2024-11-08 15:02:13,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 15:02:13,295 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 [2024-11-08 15:02:13,296 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:13,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:13,297 INFO L85 PathProgramCache]: Analyzing trace with hash -545010507, now seen corresponding path program 1 times [2024-11-08 15:02:13,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:13,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360306286] [2024-11-08 15:02:13,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:13,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 15:02:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 15:02:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 15:02:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 15:02:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 15:02:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 15:02:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 15:02:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 15:02:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:02:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 15:02:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 15:02:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-08 15:02:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 15:02:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:02:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 15:02:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:02:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-08 15:02:13,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:13,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360306286] [2024-11-08 15:02:13,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360306286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:13,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135017217] [2024-11-08 15:02:13,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:13,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:13,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:13,685 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) [2024-11-08 15:02:13,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 15:02:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 1214 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 15:02:14,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:14,056 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-08 15:02:14,057 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:02:14,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135017217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:14,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:02:14,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-08 15:02:14,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809065253] [2024-11-08 15:02:14,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:14,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 15:02:14,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:14,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 15:02:14,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 15:02:14,062 INFO L87 Difference]: Start difference. First operand 408 states and 613 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:14,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:14,119 INFO L93 Difference]: Finished difference Result 632 states and 926 transitions. [2024-11-08 15:02:14,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 15:02:14,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 152 [2024-11-08 15:02:14,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:14,126 INFO L225 Difference]: With dead ends: 632 [2024-11-08 15:02:14,126 INFO L226 Difference]: Without dead ends: 411 [2024-11-08 15:02:14,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 15:02:14,131 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 1 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1220 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 [2024-11-08 15:02:14,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1220 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:02:14,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-11-08 15:02:14,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 410. [2024-11-08 15:02:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 316 states have (on average 1.5443037974683544) internal successors, (488), 320 states have internal predecessors, (488), 64 states have call successors, (64), 29 states have call predecessors, (64), 29 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-08 15:02:14,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 615 transitions. [2024-11-08 15:02:14,175 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 615 transitions. Word has length 152 [2024-11-08 15:02:14,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:14,175 INFO L471 AbstractCegarLoop]: Abstraction has 410 states and 615 transitions. [2024-11-08 15:02:14,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 615 transitions. [2024-11-08 15:02:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 15:02:14,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:14,181 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:14,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 15:02:14,384 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 [2024-11-08 15:02:14,385 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:14,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:14,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1260799038, now seen corresponding path program 1 times [2024-11-08 15:02:14,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:14,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987489500] [2024-11-08 15:02:14,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:14,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 15:02:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 15:02:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 15:02:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 15:02:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 15:02:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 15:02:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 15:02:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:02:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 15:02:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 15:02:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-08 15:02:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:02:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 15:02:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:02:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:02:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 15:02:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:14,756 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-08 15:02:14,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:14,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987489500] [2024-11-08 15:02:14,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987489500] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:14,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190985959] [2024-11-08 15:02:14,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:14,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:14,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:14,760 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) [2024-11-08 15:02:14,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 15:02:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 1226 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 15:02:15,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-08 15:02:15,144 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:02:15,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190985959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:15,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:02:15,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-08 15:02:15,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012210799] [2024-11-08 15:02:15,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:15,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 15:02:15,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:15,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 15:02:15,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 15:02:15,149 INFO L87 Difference]: Start difference. First operand 410 states and 615 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:15,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:15,211 INFO L93 Difference]: Finished difference Result 863 states and 1314 transitions. [2024-11-08 15:02:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 15:02:15,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 158 [2024-11-08 15:02:15,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:15,216 INFO L225 Difference]: With dead ends: 863 [2024-11-08 15:02:15,217 INFO L226 Difference]: Without dead ends: 480 [2024-11-08 15:02:15,219 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 15:02:15,220 INFO L432 NwaCegarLoop]: 620 mSDtfsCounter, 126 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 1185 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 [2024-11-08 15:02:15,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 1185 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:02:15,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-11-08 15:02:15,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 472. [2024-11-08 15:02:15,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 364 states have (on average 1.5631868131868132) internal successors, (569), 368 states have internal predecessors, (569), 78 states have call successors, (78), 29 states have call predecessors, (78), 29 states have return successors, (77), 76 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-08 15:02:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 724 transitions. [2024-11-08 15:02:15,252 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 724 transitions. Word has length 158 [2024-11-08 15:02:15,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:15,253 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 724 transitions. [2024-11-08 15:02:15,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:15,254 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 724 transitions. [2024-11-08 15:02:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-08 15:02:15,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:15,260 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-08 15:02:15,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 15:02:15,464 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 [2024-11-08 15:02:15,465 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:15,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:15,466 INFO L85 PathProgramCache]: Analyzing trace with hash -290796138, now seen corresponding path program 1 times [2024-11-08 15:02:15,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:15,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964492402] [2024-11-08 15:02:15,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:15,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 15:02:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-08 15:02:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-08 15:02:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 15:02:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 15:02:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 15:02:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 15:02:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:02:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 15:02:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 15:02:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:02:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 15:02:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 15:02:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:02:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 15:02:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:02:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:02:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 15:02:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 15:02:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 15:02:15,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964492402] [2024-11-08 15:02:15,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964492402] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989376713] [2024-11-08 15:02:15,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:15,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:15,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:15,762 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) [2024-11-08 15:02:15,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 15:02:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 15:02:16,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 15:02:16,212 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:02:16,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989376713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:16,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:02:16,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-08 15:02:16,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722485667] [2024-11-08 15:02:16,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:16,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 15:02:16,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:16,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 15:02:16,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:02:16,214 INFO L87 Difference]: Start difference. First operand 472 states and 724 transitions. Second operand has 5 states, 4 states have (on average 26.5) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:16,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:16,272 INFO L93 Difference]: Finished difference Result 935 states and 1438 transitions. [2024-11-08 15:02:16,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 15:02:16,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 178 [2024-11-08 15:02:16,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:16,277 INFO L225 Difference]: With dead ends: 935 [2024-11-08 15:02:16,277 INFO L226 Difference]: Without dead ends: 474 [2024-11-08 15:02:16,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:02:16,282 INFO L432 NwaCegarLoop]: 605 mSDtfsCounter, 2 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2409 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 [2024-11-08 15:02:16,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2409 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:02:16,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2024-11-08 15:02:16,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 474. [2024-11-08 15:02:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 365 states have (on average 1.5616438356164384) internal successors, (570), 370 states have internal predecessors, (570), 78 states have call successors, (78), 29 states have call predecessors, (78), 30 states have return successors, (79), 76 states have call predecessors, (79), 77 states have call successors, (79) [2024-11-08 15:02:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 727 transitions. [2024-11-08 15:02:16,300 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 727 transitions. Word has length 178 [2024-11-08 15:02:16,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:16,301 INFO L471 AbstractCegarLoop]: Abstraction has 474 states and 727 transitions. [2024-11-08 15:02:16,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:16,301 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 727 transitions. [2024-11-08 15:02:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-08 15:02:16,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:16,304 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:16,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 15:02:16,505 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 [2024-11-08 15:02:16,505 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:16,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:16,506 INFO L85 PathProgramCache]: Analyzing trace with hash -352134257, now seen corresponding path program 1 times [2024-11-08 15:02:16,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:16,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578319238] [2024-11-08 15:02:16,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 15:02:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 15:02:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 15:02:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:02:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 15:02:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 15:02:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 15:02:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:02:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 15:02:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 15:02:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 15:02:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 15:02:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:02:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 15:02:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:02:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 15:02:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 15:02:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 15:02:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:16,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:16,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578319238] [2024-11-08 15:02:16,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578319238] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:16,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813884421] [2024-11-08 15:02:16,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:16,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:16,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:16,859 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) [2024-11-08 15:02:16,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 15:02:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 1310 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 15:02:17,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 15:02:17,329 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:02:17,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813884421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:17,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:02:17,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-08 15:02:17,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301118049] [2024-11-08 15:02:17,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:17,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 15:02:17,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:17,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 15:02:17,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-08 15:02:17,332 INFO L87 Difference]: Start difference. First operand 474 states and 727 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:17,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:17,398 INFO L93 Difference]: Finished difference Result 937 states and 1443 transitions. [2024-11-08 15:02:17,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 15:02:17,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 179 [2024-11-08 15:02:17,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:17,403 INFO L225 Difference]: With dead ends: 937 [2024-11-08 15:02:17,403 INFO L226 Difference]: Without dead ends: 476 [2024-11-08 15:02:17,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-08 15:02:17,405 INFO L432 NwaCegarLoop]: 603 mSDtfsCounter, 2 mSDsluCounter, 1792 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2395 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:17,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2395 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:02:17,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2024-11-08 15:02:17,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 476. [2024-11-08 15:02:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 366 states have (on average 1.5601092896174864) internal successors, (571), 372 states have internal predecessors, (571), 78 states have call successors, (78), 29 states have call predecessors, (78), 31 states have return successors, (84), 76 states have call predecessors, (84), 77 states have call successors, (84) [2024-11-08 15:02:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 733 transitions. [2024-11-08 15:02:17,431 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 733 transitions. Word has length 179 [2024-11-08 15:02:17,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:17,432 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 733 transitions. [2024-11-08 15:02:17,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:17,432 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 733 transitions. [2024-11-08 15:02:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 15:02:17,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:17,436 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:17,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 15:02:17,636 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 [2024-11-08 15:02:17,637 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:17,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:17,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1903818731, now seen corresponding path program 1 times [2024-11-08 15:02:17,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:17,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848240234] [2024-11-08 15:02:17,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:17,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:02:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 15:02:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 15:02:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 15:02:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 15:02:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 15:02:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 15:02:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 15:02:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 15:02:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 15:02:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:02:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:02:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:02:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 15:02:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 15:02:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 15:02:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 15:02:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 15:02:17,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:17,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848240234] [2024-11-08 15:02:17,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848240234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:17,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:17,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 15:02:17,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626830144] [2024-11-08 15:02:17,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:17,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 15:02:17,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:17,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 15:02:17,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:02:17,946 INFO L87 Difference]: Start difference. First operand 476 states and 733 transitions. Second operand has 9 states, 8 states have (on average 13.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:20,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:20,257 INFO L93 Difference]: Finished difference Result 1033 states and 1610 transitions. [2024-11-08 15:02:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 15:02:20,258 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 180 [2024-11-08 15:02:20,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:20,263 INFO L225 Difference]: With dead ends: 1033 [2024-11-08 15:02:20,263 INFO L226 Difference]: Without dead ends: 580 [2024-11-08 15:02:20,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:02:20,266 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 1423 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1424 SdHoareTripleChecker+Valid, 1273 SdHoareTripleChecker+Invalid, 2956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 451 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:20,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1424 Valid, 1273 Invalid, 2956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [451 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-08 15:02:20,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2024-11-08 15:02:20,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 476. [2024-11-08 15:02:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 366 states have (on average 1.5601092896174864) internal successors, (571), 372 states have internal predecessors, (571), 78 states have call successors, (78), 29 states have call predecessors, (78), 31 states have return successors, (83), 76 states have call predecessors, (83), 77 states have call successors, (83) [2024-11-08 15:02:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 732 transitions. [2024-11-08 15:02:20,312 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 732 transitions. Word has length 180 [2024-11-08 15:02:20,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:20,313 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 732 transitions. [2024-11-08 15:02:20,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 732 transitions. [2024-11-08 15:02:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 15:02:20,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:20,316 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-08 15:02:20,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 15:02:20,317 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:20,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:20,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1264124432, now seen corresponding path program 2 times [2024-11-08 15:02:20,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:20,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668280254] [2024-11-08 15:02:20,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:20,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 15:02:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:02:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-08 15:02:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 15:02:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 15:02:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 15:02:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:02:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:02:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-08 15:02:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:02:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:02:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 15:02:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 15:02:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 15:02:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 15:02:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 15:02:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:02:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-08 15:02:20,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:20,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668280254] [2024-11-08 15:02:20,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668280254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:20,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:20,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 15:02:20,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787947829] [2024-11-08 15:02:20,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:20,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 15:02:20,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:20,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 15:02:20,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:02:20,589 INFO L87 Difference]: Start difference. First operand 476 states and 732 transitions. Second operand has 9 states, 8 states have (on average 13.125) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:22,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:22,700 INFO L93 Difference]: Finished difference Result 1035 states and 1613 transitions. [2024-11-08 15:02:22,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 15:02:22,701 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.125) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 181 [2024-11-08 15:02:22,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:22,705 INFO L225 Difference]: With dead ends: 1035 [2024-11-08 15:02:22,706 INFO L226 Difference]: Without dead ends: 582 [2024-11-08 15:02:22,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:02:22,708 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 1473 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 2884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:22,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 1274 Invalid, 2884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 15:02:22,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2024-11-08 15:02:22,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 478. [2024-11-08 15:02:22,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 367 states have (on average 1.55858310626703) internal successors, (572), 374 states have internal predecessors, (572), 78 states have call successors, (78), 29 states have call predecessors, (78), 32 states have return successors, (85), 76 states have call predecessors, (85), 77 states have call successors, (85) [2024-11-08 15:02:22,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 735 transitions. [2024-11-08 15:02:22,750 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 735 transitions. Word has length 181 [2024-11-08 15:02:22,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:22,750 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 735 transitions. [2024-11-08 15:02:22,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.125) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:02:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 735 transitions. [2024-11-08 15:02:22,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-08 15:02:22,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:22,754 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:22,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 15:02:22,754 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:22,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:22,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1921417712, now seen corresponding path program 1 times [2024-11-08 15:02:22,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:22,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128454916] [2024-11-08 15:02:22,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:22,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:22,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 15:02:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 15:02:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 15:02:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 15:02:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 15:02:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 15:02:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 15:02:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 15:02:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 15:02:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 15:02:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 15:02:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:02:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 15:02:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 15:02:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 15:02:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:02:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:23,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:23,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128454916] [2024-11-08 15:02:23,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128454916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:23,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:23,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 15:02:23,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124885190] [2024-11-08 15:02:23,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:23,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 15:02:23,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:23,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 15:02:23,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:02:23,041 INFO L87 Difference]: Start difference. First operand 478 states and 735 transitions. Second operand has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:02:25,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:25,790 INFO L93 Difference]: Finished difference Result 1033 states and 1608 transitions. [2024-11-08 15:02:25,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 15:02:25,791 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 182 [2024-11-08 15:02:25,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:25,794 INFO L225 Difference]: With dead ends: 1033 [2024-11-08 15:02:25,794 INFO L226 Difference]: Without dead ends: 582 [2024-11-08 15:02:25,796 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 [2024-11-08 15:02:25,796 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 1401 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 4328 mSolverCounterSat, 460 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 4788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 460 IncrementalHoareTripleChecker+Valid, 4328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:25,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1402 Valid, 1767 Invalid, 4788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [460 Valid, 4328 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-08 15:02:25,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2024-11-08 15:02:25,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 478. [2024-11-08 15:02:25,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 367 states have (on average 1.55858310626703) internal successors, (572), 374 states have internal predecessors, (572), 78 states have call successors, (78), 29 states have call predecessors, (78), 32 states have return successors, (84), 76 states have call predecessors, (84), 77 states have call successors, (84) [2024-11-08 15:02:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 734 transitions. [2024-11-08 15:02:25,834 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 734 transitions. Word has length 182 [2024-11-08 15:02:25,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:25,834 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 734 transitions. [2024-11-08 15:02:25,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:02:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 734 transitions. [2024-11-08 15:02:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 15:02:25,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:25,838 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-08 15:02:25,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 15:02:25,838 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:25,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:25,839 INFO L85 PathProgramCache]: Analyzing trace with hash -921202184, now seen corresponding path program 2 times [2024-11-08 15:02:25,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:25,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398903854] [2024-11-08 15:02:25,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:25,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 15:02:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 15:02:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 15:02:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 15:02:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 15:02:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 15:02:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 15:02:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 15:02:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 15:02:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:02:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 15:02:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 15:02:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 15:02:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 15:02:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 15:02:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 15:02:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:26,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:26,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398903854] [2024-11-08 15:02:26,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398903854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:26,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:26,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 15:02:26,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139004846] [2024-11-08 15:02:26,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:26,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 15:02:26,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:26,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 15:02:26,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:02:26,164 INFO L87 Difference]: Start difference. First operand 478 states and 734 transitions. Second operand has 12 states, 11 states have (on average 10.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:02:28,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:28,633 INFO L93 Difference]: Finished difference Result 1035 states and 1614 transitions. [2024-11-08 15:02:28,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 15:02:28,633 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 183 [2024-11-08 15:02:28,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:28,637 INFO L225 Difference]: With dead ends: 1035 [2024-11-08 15:02:28,637 INFO L226 Difference]: Without dead ends: 584 [2024-11-08 15:02:28,639 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 [2024-11-08 15:02:28,639 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 1474 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 4054 mSolverCounterSat, 493 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 1766 SdHoareTripleChecker+Invalid, 4547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 493 IncrementalHoareTripleChecker+Valid, 4054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:28,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1475 Valid, 1766 Invalid, 4547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [493 Valid, 4054 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-08 15:02:28,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2024-11-08 15:02:28,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 480. [2024-11-08 15:02:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 368 states have (on average 1.5570652173913044) internal successors, (573), 376 states have internal predecessors, (573), 78 states have call successors, (78), 29 states have call predecessors, (78), 33 states have return successors, (89), 76 states have call predecessors, (89), 77 states have call successors, (89) [2024-11-08 15:02:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 740 transitions. [2024-11-08 15:02:28,674 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 740 transitions. Word has length 183 [2024-11-08 15:02:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:28,674 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 740 transitions. [2024-11-08 15:02:28,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:02:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 740 transitions. [2024-11-08 15:02:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 15:02:28,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:28,678 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:28,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 15:02:28,678 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:28,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:28,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1665279086, now seen corresponding path program 1 times [2024-11-08 15:02:28,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:28,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527536344] [2024-11-08 15:02:28,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:28,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:02:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 15:02:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:02:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 15:02:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:02:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 15:02:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 15:02:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 15:02:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 15:02:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:02:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:02:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 15:02:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:02:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:28,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:28,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527536344] [2024-11-08 15:02:28,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527536344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:02:28,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018811710] [2024-11-08 15:02:28,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:28,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:28,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:02:28,868 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) [2024-11-08 15:02:28,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 15:02:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:29,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 15:02:29,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:02:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:29,273 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 15:02:29,393 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:29,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018811710] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 15:02:29,394 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 15:02:29,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-08 15:02:29,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515631034] [2024-11-08 15:02:29,394 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 15:02:29,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 15:02:29,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:29,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 15:02:29,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-08 15:02:29,395 INFO L87 Difference]: Start difference. First operand 480 states and 740 transitions. Second operand has 11 states, 11 states have (on average 13.545454545454545) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-08 15:02:31,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:31,555 INFO L93 Difference]: Finished difference Result 1222 states and 1983 transitions. [2024-11-08 15:02:31,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 15:02:31,556 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.545454545454545) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 165 [2024-11-08 15:02:31,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:31,562 INFO L225 Difference]: With dead ends: 1222 [2024-11-08 15:02:31,562 INFO L226 Difference]: Without dead ends: 1001 [2024-11-08 15:02:31,563 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:02:31,564 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 1779 mSDsluCounter, 1607 mSDsCounter, 0 mSdLazyCounter, 3215 mSolverCounterSat, 650 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1836 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 3865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 650 IncrementalHoareTripleChecker+Valid, 3215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:31,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1836 Valid, 1853 Invalid, 3865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [650 Valid, 3215 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 15:02:31,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2024-11-08 15:02:31,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 873. [2024-11-08 15:02:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 682 states have (on average 1.6217008797653958) internal successors, (1106), 690 states have internal predecessors, (1106), 157 states have call successors, (157), 29 states have call predecessors, (157), 33 states have return successors, (178), 155 states have call predecessors, (178), 156 states have call successors, (178) [2024-11-08 15:02:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1441 transitions. [2024-11-08 15:02:31,613 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1441 transitions. Word has length 165 [2024-11-08 15:02:31,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:31,613 INFO L471 AbstractCegarLoop]: Abstraction has 873 states and 1441 transitions. [2024-11-08 15:02:31,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.545454545454545) internal successors, (149), 7 states have internal predecessors, (149), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-08 15:02:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1441 transitions. [2024-11-08 15:02:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 15:02:31,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:31,619 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:31,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-08 15:02:31,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:02:31,824 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:31,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:31,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1261428783, now seen corresponding path program 1 times [2024-11-08 15:02:31,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:31,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426240557] [2024-11-08 15:02:31,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:31,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:02:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 15:02:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 15:02:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 15:02:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 15:02:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 15:02:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 15:02:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 15:02:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:02:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 15:02:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 15:02:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:02:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-08 15:02:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:31,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:31,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426240557] [2024-11-08 15:02:31,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426240557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:31,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:31,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:31,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234777751] [2024-11-08 15:02:31,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:31,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:31,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:31,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:31,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:31,963 INFO L87 Difference]: Start difference. First operand 873 states and 1441 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:33,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:33,408 INFO L93 Difference]: Finished difference Result 2180 states and 3688 transitions. [2024-11-08 15:02:33,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:33,409 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 171 [2024-11-08 15:02:33,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:33,416 INFO L225 Difference]: With dead ends: 2180 [2024-11-08 15:02:33,416 INFO L226 Difference]: Without dead ends: 1375 [2024-11-08 15:02:33,419 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 [2024-11-08 15:02:33,419 INFO L432 NwaCegarLoop]: 219 mSDtfsCounter, 1504 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 1957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 494 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:33,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1522 Valid, 977 Invalid, 1957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [494 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 15:02:33,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1375 states. [2024-11-08 15:02:33,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1375 to 1263. [2024-11-08 15:02:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1263 states, 993 states have (on average 1.6374622356495467) internal successors, (1626), 1001 states have internal predecessors, (1626), 236 states have call successors, (236), 29 states have call predecessors, (236), 33 states have return successors, (267), 234 states have call predecessors, (267), 235 states have call successors, (267) [2024-11-08 15:02:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 2129 transitions. [2024-11-08 15:02:33,484 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 2129 transitions. Word has length 171 [2024-11-08 15:02:33,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:33,484 INFO L471 AbstractCegarLoop]: Abstraction has 1263 states and 2129 transitions. [2024-11-08 15:02:33,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:33,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2129 transitions. [2024-11-08 15:02:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-08 15:02:33,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:33,492 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:33,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 15:02:33,493 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:33,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:33,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1222956883, now seen corresponding path program 1 times [2024-11-08 15:02:33,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:33,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126179743] [2024-11-08 15:02:33,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 15:02:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 15:02:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 15:02:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 15:02:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 15:02:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:02:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 15:02:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 15:02:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:02:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:02:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 15:02:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 15:02:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 15:02:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:33,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:33,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126179743] [2024-11-08 15:02:33,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126179743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:33,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:33,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:33,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449928102] [2024-11-08 15:02:33,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:33,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:33,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:33,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:33,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:33,640 INFO L87 Difference]: Start difference. First operand 1263 states and 2129 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:35,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:35,113 INFO L93 Difference]: Finished difference Result 3129 states and 5362 transitions. [2024-11-08 15:02:35,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:35,114 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 172 [2024-11-08 15:02:35,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:35,125 INFO L225 Difference]: With dead ends: 3129 [2024-11-08 15:02:35,125 INFO L226 Difference]: Without dead ends: 1987 [2024-11-08 15:02:35,129 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 [2024-11-08 15:02:35,130 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 1539 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 515 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 515 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:35,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1557 Valid, 934 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [515 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 15:02:35,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1987 states. [2024-11-08 15:02:35,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1987 to 1875. [2024-11-08 15:02:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1875 states, 1486 states have (on average 1.6480484522207268) internal successors, (2449), 1494 states have internal predecessors, (2449), 355 states have call successors, (355), 29 states have call predecessors, (355), 33 states have return successors, (386), 353 states have call predecessors, (386), 354 states have call successors, (386) [2024-11-08 15:02:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 3190 transitions. [2024-11-08 15:02:35,213 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 3190 transitions. Word has length 172 [2024-11-08 15:02:35,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:35,213 INFO L471 AbstractCegarLoop]: Abstraction has 1875 states and 3190 transitions. [2024-11-08 15:02:35,214 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3190 transitions. [2024-11-08 15:02:35,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-08 15:02:35,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:35,225 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:35,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 15:02:35,225 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:35,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:35,225 INFO L85 PathProgramCache]: Analyzing trace with hash 327312908, now seen corresponding path program 1 times [2024-11-08 15:02:35,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:35,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527980227] [2024-11-08 15:02:35,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:35,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 15:02:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 15:02:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 15:02:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 15:02:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 15:02:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:02:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 15:02:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:02:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:02:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:02:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:02:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 15:02:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:02:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 15:02:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 15:02:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 15:02:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 15:02:35,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:35,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527980227] [2024-11-08 15:02:35,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527980227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:35,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:35,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:35,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425381432] [2024-11-08 15:02:35,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:35,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:35,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:35,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:35,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:35,374 INFO L87 Difference]: Start difference. First operand 1875 states and 3190 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:36,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:36,671 INFO L93 Difference]: Finished difference Result 4554 states and 7896 transitions. [2024-11-08 15:02:36,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:36,672 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 192 [2024-11-08 15:02:36,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:36,688 INFO L225 Difference]: With dead ends: 4554 [2024-11-08 15:02:36,689 INFO L226 Difference]: Without dead ends: 2925 [2024-11-08 15:02:36,693 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 [2024-11-08 15:02:36,694 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 1499 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:36,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1518 Valid, 932 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [529 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 15:02:36,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2925 states. [2024-11-08 15:02:36,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2925 to 2813. [2024-11-08 15:02:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2813 states, 2262 states have (on average 1.656498673740053) internal successors, (3747), 2270 states have internal predecessors, (3747), 517 states have call successors, (517), 29 states have call predecessors, (517), 33 states have return successors, (564), 515 states have call predecessors, (564), 516 states have call successors, (564) [2024-11-08 15:02:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 4828 transitions. [2024-11-08 15:02:36,811 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 4828 transitions. Word has length 192 [2024-11-08 15:02:36,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:36,811 INFO L471 AbstractCegarLoop]: Abstraction has 2813 states and 4828 transitions. [2024-11-08 15:02:36,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 4828 transitions. [2024-11-08 15:02:36,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-08 15:02:36,828 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:36,828 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:36,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 15:02:36,828 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:36,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:36,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1495169292, now seen corresponding path program 1 times [2024-11-08 15:02:36,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:36,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330937352] [2024-11-08 15:02:36,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:36,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 15:02:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:02:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 15:02:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:02:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:02:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 15:02:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 15:02:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:02:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:02:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:02:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 15:02:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 15:02:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 15:02:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:36,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:36,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330937352] [2024-11-08 15:02:36,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330937352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:36,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:36,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:36,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491233754] [2024-11-08 15:02:36,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:36,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:36,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:36,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:36,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:36,959 INFO L87 Difference]: Start difference. First operand 2813 states and 4828 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:38,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:38,242 INFO L93 Difference]: Finished difference Result 6803 states and 11905 transitions. [2024-11-08 15:02:38,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:38,242 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 174 [2024-11-08 15:02:38,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:38,268 INFO L225 Difference]: With dead ends: 6803 [2024-11-08 15:02:38,268 INFO L226 Difference]: Without dead ends: 4440 [2024-11-08 15:02:38,278 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 [2024-11-08 15:02:38,278 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 1577 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 1324 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1595 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:38,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1595 Valid, 932 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1324 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 15:02:38,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4440 states. [2024-11-08 15:02:38,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4440 to 4328. [2024-11-08 15:02:38,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4328 states, 3532 states have (on average 1.6625141562853907) internal successors, (5872), 3540 states have internal predecessors, (5872), 762 states have call successors, (762), 29 states have call predecessors, (762), 33 states have return successors, (835), 760 states have call predecessors, (835), 761 states have call successors, (835) [2024-11-08 15:02:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 4328 states and 7469 transitions. [2024-11-08 15:02:38,497 INFO L78 Accepts]: Start accepts. Automaton has 4328 states and 7469 transitions. Word has length 174 [2024-11-08 15:02:38,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:38,497 INFO L471 AbstractCegarLoop]: Abstraction has 4328 states and 7469 transitions. [2024-11-08 15:02:38,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4328 states and 7469 transitions. [2024-11-08 15:02:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-08 15:02:38,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:38,527 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:38,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 15:02:38,528 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:38,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:38,528 INFO L85 PathProgramCache]: Analyzing trace with hash 716943632, now seen corresponding path program 1 times [2024-11-08 15:02:38,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:38,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296619264] [2024-11-08 15:02:38,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:38,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 15:02:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 15:02:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:02:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 15:02:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:02:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 15:02:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:02:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 15:02:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:02:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:02:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 15:02:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 15:02:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 15:02:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:02:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 15:02:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 15:02:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 15:02:38,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:38,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296619264] [2024-11-08 15:02:38,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296619264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:38,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:38,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:38,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569623238] [2024-11-08 15:02:38,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:38,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:38,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:38,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:38,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:38,661 INFO L87 Difference]: Start difference. First operand 4328 states and 7469 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:40,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:40,144 INFO L93 Difference]: Finished difference Result 10819 states and 19017 transitions. [2024-11-08 15:02:40,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:40,145 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 194 [2024-11-08 15:02:40,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:40,196 INFO L225 Difference]: With dead ends: 10819 [2024-11-08 15:02:40,196 INFO L226 Difference]: Without dead ends: 7173 [2024-11-08 15:02:40,215 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 [2024-11-08 15:02:40,218 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1585 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 1361 mSolverCounterSat, 557 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 557 IncrementalHoareTripleChecker+Valid, 1361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:40,218 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1604 Valid, 999 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [557 Valid, 1361 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 15:02:40,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2024-11-08 15:02:40,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 7061. [2024-11-08 15:02:40,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7061 states, 5772 states have (on average 1.6592169092169091) internal successors, (9577), 5780 states have internal predecessors, (9577), 1255 states have call successors, (1255), 29 states have call predecessors, (1255), 33 states have return successors, (1372), 1253 states have call predecessors, (1372), 1254 states have call successors, (1372) [2024-11-08 15:02:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7061 states to 7061 states and 12204 transitions. [2024-11-08 15:02:40,530 INFO L78 Accepts]: Start accepts. Automaton has 7061 states and 12204 transitions. Word has length 194 [2024-11-08 15:02:40,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:40,531 INFO L471 AbstractCegarLoop]: Abstraction has 7061 states and 12204 transitions. [2024-11-08 15:02:40,532 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:40,532 INFO L276 IsEmpty]: Start isEmpty. Operand 7061 states and 12204 transitions. [2024-11-08 15:02:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-08 15:02:40,562 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:40,562 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:40,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 15:02:40,563 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:40,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:40,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1047143493, now seen corresponding path program 1 times [2024-11-08 15:02:40,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:40,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456167516] [2024-11-08 15:02:40,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:40,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 15:02:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 15:02:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 15:02:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:02:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 15:02:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-08 15:02:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 15:02:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 15:02:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:02:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 15:02:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 15:02:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-08 15:02:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 15:02:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:02:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 15:02:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 15:02:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 15:02:40,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:40,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456167516] [2024-11-08 15:02:40,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456167516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:40,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:40,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:40,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23637462] [2024-11-08 15:02:40,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:40,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:40,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:40,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:40,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:40,697 INFO L87 Difference]: Start difference. First operand 7061 states and 12204 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:42,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:42,176 INFO L93 Difference]: Finished difference Result 17959 states and 31589 transitions. [2024-11-08 15:02:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:42,177 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 195 [2024-11-08 15:02:42,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:42,224 INFO L225 Difference]: With dead ends: 17959 [2024-11-08 15:02:42,224 INFO L226 Difference]: Without dead ends: 11957 [2024-11-08 15:02:42,250 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 [2024-11-08 15:02:42,251 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 1577 mSDsluCounter, 735 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 573 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1598 SdHoareTripleChecker+Valid, 938 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 573 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:42,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1598 Valid, 938 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [573 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 15:02:42,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11957 states. [2024-11-08 15:02:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11957 to 11845. [2024-11-08 15:02:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11845 states, 9734 states have (on average 1.659646599547976) internal successors, (16155), 9742 states have internal predecessors, (16155), 2077 states have call successors, (2077), 29 states have call predecessors, (2077), 33 states have return successors, (2272), 2075 states have call predecessors, (2272), 2076 states have call successors, (2272) [2024-11-08 15:02:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11845 states to 11845 states and 20504 transitions. [2024-11-08 15:02:42,826 INFO L78 Accepts]: Start accepts. Automaton has 11845 states and 20504 transitions. Word has length 195 [2024-11-08 15:02:42,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:42,827 INFO L471 AbstractCegarLoop]: Abstraction has 11845 states and 20504 transitions. [2024-11-08 15:02:42,827 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, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11845 states and 20504 transitions. [2024-11-08 15:02:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-08 15:02:42,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:42,880 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:42,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 15:02:42,880 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:42,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:42,880 INFO L85 PathProgramCache]: Analyzing trace with hash -133451953, now seen corresponding path program 1 times [2024-11-08 15:02:42,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:42,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886759160] [2024-11-08 15:02:42,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:42,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:42,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 15:02:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 15:02:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 15:02:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 15:02:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 15:02:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 15:02:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 15:02:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:02:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 15:02:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:02:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 15:02:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-08 15:02:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 15:02:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:43,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:43,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886759160] [2024-11-08 15:02:43,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886759160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:43,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:43,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:43,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698866568] [2024-11-08 15:02:43,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:43,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:43,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:43,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:43,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:43,039 INFO L87 Difference]: Start difference. First operand 11845 states and 20504 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:44,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:44,735 INFO L93 Difference]: Finished difference Result 28392 states and 49714 transitions. [2024-11-08 15:02:44,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:44,736 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 177 [2024-11-08 15:02:44,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:44,811 INFO L225 Difference]: With dead ends: 28392 [2024-11-08 15:02:44,812 INFO L226 Difference]: Without dead ends: 18550 [2024-11-08 15:02:44,852 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 [2024-11-08 15:02:44,852 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 1552 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 1361 mSolverCounterSat, 542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 1903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 542 IncrementalHoareTripleChecker+Valid, 1361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:44,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1570 Valid, 915 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [542 Valid, 1361 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 15:02:44,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18550 states. [2024-11-08 15:02:45,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18550 to 18438. [2024-11-08 15:02:45,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18438 states, 15124 states have (on average 1.6345543507008728) internal successors, (24721), 15132 states have internal predecessors, (24721), 3280 states have call successors, (3280), 29 states have call predecessors, (3280), 33 states have return successors, (3619), 3278 states have call predecessors, (3619), 3279 states have call successors, (3619) [2024-11-08 15:02:45,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18438 states to 18438 states and 31620 transitions. [2024-11-08 15:02:45,728 INFO L78 Accepts]: Start accepts. Automaton has 18438 states and 31620 transitions. Word has length 177 [2024-11-08 15:02:45,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:45,728 INFO L471 AbstractCegarLoop]: Abstraction has 18438 states and 31620 transitions. [2024-11-08 15:02:45,729 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, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 18438 states and 31620 transitions. [2024-11-08 15:02:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-08 15:02:45,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:45,783 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:45,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 15:02:45,783 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:45,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash 655271780, now seen corresponding path program 1 times [2024-11-08 15:02:45,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:45,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758989464] [2024-11-08 15:02:45,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:45,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 15:02:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 15:02:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 15:02:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 15:02:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 15:02:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 15:02:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 15:02:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:02:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:02:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:02:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 15:02:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 15:02:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 15:02:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 15:02:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 15:02:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 15:02:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 15:02:45,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:45,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758989464] [2024-11-08 15:02:45,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758989464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:45,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:45,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:45,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956879497] [2024-11-08 15:02:45,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:45,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:45,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:45,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:45,927 INFO L87 Difference]: Start difference. First operand 18438 states and 31620 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:47,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:47,916 INFO L93 Difference]: Finished difference Result 48814 states and 85218 transitions. [2024-11-08 15:02:47,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:47,917 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 197 [2024-11-08 15:02:47,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:48,093 INFO L225 Difference]: With dead ends: 48814 [2024-11-08 15:02:48,094 INFO L226 Difference]: Without dead ends: 32986 [2024-11-08 15:02:48,278 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 [2024-11-08 15:02:48,280 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 1532 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 1353 mSolverCounterSat, 541 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1551 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 541 IncrementalHoareTripleChecker+Valid, 1353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:48,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1551 Valid, 933 Invalid, 1894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [541 Valid, 1353 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 15:02:48,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32986 states. [2024-11-08 15:02:49,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32986 to 32874. [2024-11-08 15:02:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32874 states, 27110 states have (on average 1.6314275175212098) internal successors, (44228), 27118 states have internal predecessors, (44228), 5730 states have call successors, (5730), 29 states have call predecessors, (5730), 33 states have return successors, (6343), 5728 states have call predecessors, (6343), 5729 states have call successors, (6343) [2024-11-08 15:02:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32874 states to 32874 states and 56301 transitions. [2024-11-08 15:02:49,657 INFO L78 Accepts]: Start accepts. Automaton has 32874 states and 56301 transitions. Word has length 197 [2024-11-08 15:02:49,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:49,657 INFO L471 AbstractCegarLoop]: Abstraction has 32874 states and 56301 transitions. [2024-11-08 15:02:49,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 32874 states and 56301 transitions. [2024-11-08 15:02:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-08 15:02:49,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:49,762 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:49,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 15:02:49,762 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:49,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:49,763 INFO L85 PathProgramCache]: Analyzing trace with hash 256175860, now seen corresponding path program 1 times [2024-11-08 15:02:49,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:49,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423045713] [2024-11-08 15:02:49,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:49,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:02:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 15:02:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 15:02:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-08 15:02:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:02:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 15:02:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 15:02:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:02:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 15:02:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:02:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 15:02:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-08 15:02:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-08 15:02:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 15:02:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:49,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 15:02:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:50,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 15:02:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-08 15:02:50,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:50,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423045713] [2024-11-08 15:02:50,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423045713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:50,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:50,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:50,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868235199] [2024-11-08 15:02:50,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:50,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:50,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:50,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:50,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:50,043 INFO L87 Difference]: Start difference. First operand 32874 states and 56301 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:52,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:52,638 INFO L93 Difference]: Finished difference Result 89711 states and 155852 transitions. [2024-11-08 15:02:52,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:52,639 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 198 [2024-11-08 15:02:52,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:02:52,897 INFO L225 Difference]: With dead ends: 89711 [2024-11-08 15:02:52,897 INFO L226 Difference]: Without dead ends: 60323 [2024-11-08 15:02:52,974 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 [2024-11-08 15:02:52,975 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 1535 mSDsluCounter, 739 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 946 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 536 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 15:02:52,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 946 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [536 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 15:02:53,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60323 states. [2024-11-08 15:02:55,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60323 to 60211. [2024-11-08 15:02:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60211 states, 49934 states have (on average 1.627167861577282) internal successors, (81251), 49942 states have internal predecessors, (81251), 10243 states have call successors, (10243), 29 states have call predecessors, (10243), 33 states have return successors, (11388), 10241 states have call predecessors, (11388), 10242 states have call successors, (11388) [2024-11-08 15:02:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60211 states to 60211 states and 102882 transitions. [2024-11-08 15:02:55,565 INFO L78 Accepts]: Start accepts. Automaton has 60211 states and 102882 transitions. Word has length 198 [2024-11-08 15:02:55,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:02:55,566 INFO L471 AbstractCegarLoop]: Abstraction has 60211 states and 102882 transitions. [2024-11-08 15:02:55,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:02:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 60211 states and 102882 transitions. [2024-11-08 15:02:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 15:02:55,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:02:55,686 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:02:55,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 15:02:55,686 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:02:55,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:02:55,687 INFO L85 PathProgramCache]: Analyzing trace with hash -652712167, now seen corresponding path program 1 times [2024-11-08 15:02:55,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:02:55,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56272183] [2024-11-08 15:02:55,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:02:55,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:02:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:02:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:02:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:02:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:02:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:02:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:02:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 15:02:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 15:02:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 15:02:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 15:02:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 15:02:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 15:02:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:02:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:02:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:02:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 15:02:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:02:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 15:02:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 15:02:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 15:02:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:02:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-08 15:02:55,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:02:55,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56272183] [2024-11-08 15:02:55,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56272183] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:02:55,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:02:55,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:02:55,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027269408] [2024-11-08 15:02:55,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:02:55,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:02:55,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:02:55,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:02:55,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:02:55,799 INFO L87 Difference]: Start difference. First operand 60211 states and 102882 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:02:59,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:02:59,610 INFO L93 Difference]: Finished difference Result 112802 states and 196430 transitions. [2024-11-08 15:02:59,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:02:59,610 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 180 [2024-11-08 15:02:59,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:03:00,134 INFO L225 Difference]: With dead ends: 112802 [2024-11-08 15:03:00,135 INFO L226 Difference]: Without dead ends: 112581 [2024-11-08 15:03:00,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:03:00,190 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 1508 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 523 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 523 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 15:03:00,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 942 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [523 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 15:03:00,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112581 states. [2024-11-08 15:03:03,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112581 to 112469. [2024-11-08 15:03:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112469 states, 93824 states have (on average 1.621738574351978) internal successors, (152158), 93832 states have internal predecessors, (152158), 18611 states have call successors, (18611), 29 states have call predecessors, (18611), 33 states have return successors, (20802), 18609 states have call predecessors, (20802), 18610 states have call successors, (20802) [2024-11-08 15:03:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112469 states to 112469 states and 191571 transitions. [2024-11-08 15:03:04,350 INFO L78 Accepts]: Start accepts. Automaton has 112469 states and 191571 transitions. Word has length 180 [2024-11-08 15:03:04,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:03:04,351 INFO L471 AbstractCegarLoop]: Abstraction has 112469 states and 191571 transitions. [2024-11-08 15:03:04,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:03:04,351 INFO L276 IsEmpty]: Start isEmpty. Operand 112469 states and 191571 transitions. [2024-11-08 15:03:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 15:03:05,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:03:05,431 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:03:05,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 15:03:05,431 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:03:05,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:03:05,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1244318104, now seen corresponding path program 1 times [2024-11-08 15:03:05,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:03:05,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998320622] [2024-11-08 15:03:05,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:03:05,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:03:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 15:03:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:03:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:03:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-08 15:03:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 15:03:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 15:03:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 15:03:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 15:03:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 15:03:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 15:03:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-08 15:03:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:03:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:03:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 15:03:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 15:03:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 15:03:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:03:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 15:03:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 15:03:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:03:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-08 15:03:05,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:03:05,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998320622] [2024-11-08 15:03:05,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998320622] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:03:05,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685082725] [2024-11-08 15:03:05,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:03:05,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:03:05,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:03:05,975 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 15:03:05,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 15:03:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:03:06,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 15:03:06,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:03:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-08 15:03:06,620 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 15:03:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 15:03:07,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685082725] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 15:03:07,044 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 15:03:07,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-08 15:03:07,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920341162] [2024-11-08 15:03:07,045 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 15:03:07,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-08 15:03:07,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:03:07,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-08 15:03:07,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-08 15:03:07,047 INFO L87 Difference]: Start difference. First operand 112469 states and 191571 transitions. Second operand has 32 states, 30 states have (on average 9.266666666666667) internal successors, (278), 24 states have internal predecessors, (278), 9 states have call successors, (59), 12 states have call predecessors, (59), 12 states have return successors, (51), 11 states have call predecessors, (51), 9 states have call successors, (51)