./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 023d838f 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-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 23:03:57,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 23:03:58,017 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 23:03:58,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 23:03:58,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 23:03:58,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 23:03:58,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 23:03:58,058 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 23:03:58,059 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 23:03:58,060 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 23:03:58,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 23:03:58,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 23:03:58,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 23:03:58,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 23:03:58,062 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 23:03:58,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 23:03:58,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 23:03:58,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 23:03:58,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 23:03:58,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 23:03:58,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 23:03:58,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 23:03:58,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 23:03:58,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 23:03:58,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 23:03:58,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 23:03:58,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 23:03:58,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 23:03:58,070 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 23:03:58,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 23:03:58,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 23:03:58,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 23:03:58,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:03:58,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 23:03:58,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 23:03:58,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 23:03:58,073 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 23:03:58,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 23:03:58,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 23:03:58,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 23:03:58,074 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 23:03:58,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 23:03:58,075 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b2e6fc3090957bb44fbf381fe29c5adbd1106bdb77e2b6b77c5e6e962ffc5b [2024-11-09 23:03:58,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 23:03:58,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 23:03:58,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 23:03:58,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 23:03:58,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 23:03:58,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2024-11-09 23:03:59,738 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 23:04:00,036 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 23:04:00,039 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product29.cil.c [2024-11-09 23:04:00,058 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428b2c1b8/63d18fe8b5b248009ba863892d53f5f0/FLAGa84ec1139 [2024-11-09 23:04:00,070 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428b2c1b8/63d18fe8b5b248009ba863892d53f5f0 [2024-11-09 23:04:00,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 23:04:00,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 23:04:00,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 23:04:00,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 23:04:00,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 23:04:00,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:04:00" (1/1) ... [2024-11-09 23:04:00,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2cb131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:00, skipping insertion in model container [2024-11-09 23:04:00,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:04:00" (1/1) ... [2024-11-09 23:04:00,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 23:04:00,683 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] [2024-11-09 23:04:00,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:04:00,902 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 23:04:00,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2024-11-09 23:04:00,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [414] [2024-11-09 23:04:00,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1494] [2024-11-09 23:04:00,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1543] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1561] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1570] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1718] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1943] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2320] [2024-11-09 23:04:00,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2717] [2024-11-09 23:04:00,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [2995] [2024-11-09 23:04:00,972 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] [2024-11-09 23:04:01,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:04:01,046 INFO L204 MainTranslator]: Completed translation [2024-11-09 23:04:01,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01 WrapperNode [2024-11-09 23:04:01,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 23:04:01,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 23:04:01,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 23:04:01,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 23:04:01,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,146 INFO L138 Inliner]: procedures = 131, calls = 212, calls flagged for inlining = 54, calls inlined = 47, statements flattened = 929 [2024-11-09 23:04:01,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 23:04:01,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 23:04:01,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 23:04:01,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 23:04:01,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,174 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,208 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]. [2024-11-09 23:04:01,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,230 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 23:04:01,257 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 23:04:01,257 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 23:04:01,257 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 23:04:01,259 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (1/1) ... [2024-11-09 23:04:01,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:04:01,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:01,294 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) [2024-11-09 23:04:01,295 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 [2024-11-09 23:04:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-09 23:04:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-09 23:04:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-09 23:04:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-09 23:04:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-09 23:04:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-09 23:04:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-09 23:04:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-09 23:04:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-09 23:04:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-09 23:04:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 23:04:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 23:04:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-09 23:04:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-09 23:04:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-09 23:04:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-09 23:04:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 23:04:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 23:04:01,507 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 23:04:01,509 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 23:04:01,638 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2624: #res := ~retValue_acc~40; [2024-11-09 23:04:01,648 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2698: #res := ~retValue_acc~42; [2024-11-09 23:04:01,667 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2231: #res := ~retValue_acc~31; [2024-11-09 23:04:01,716 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~13#1; [2024-11-09 23:04:01,716 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1128: #res#1 := ~retValue_acc~14#1; [2024-11-09 23:04:01,849 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1471-1: getClientId_#res#1 := getClientId_~retValue_acc~19#1; [2024-11-09 23:04:01,884 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1352: #res := ~retValue_acc~17; [2024-11-09 23:04:01,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1036: #res := ~retValue_acc~12; [2024-11-09 23:04:01,912 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1715-1: createEmail_#res#1 := createEmail_~retValue_acc~26#1; [2024-11-09 23:04:01,924 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L580: #res := ~retValue_acc~6; [2024-11-09 23:04:01,938 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2550: #res := ~retValue_acc~38; [2024-11-09 23:04:01,981 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2587: #res := ~retValue_acc~39; [2024-11-09 23:04:01,987 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2661: #res := ~retValue_acc~41; [2024-11-09 23:04:02,018 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2435: #res := ~retValue_acc~35; [2024-11-09 23:04:02,087 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L906: #res := ~retValue_acc~10; [2024-11-09 23:04:02,375 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1540-1: valid_product_#res#1 := valid_product_~retValue_acc~21#1; [2024-11-09 23:04:02,376 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2188-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~28#1; [2024-11-09 23:04:02,376 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2206-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~30#1; [2024-11-09 23:04:02,376 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1298-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~16#1; [2024-11-09 23:04:02,376 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2197-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~29#1; [2024-11-09 23:04:02,376 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1191-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~15#1; [2024-11-09 23:04:02,385 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2398: #res := ~retValue_acc~34; [2024-11-09 23:04:02,393 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1691: #res#1 := ~retValue_acc~24#1; [2024-11-09 23:04:02,394 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1671-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~23#1; [2024-11-09 23:04:02,547 INFO L? ?]: Removed 513 outVars from TransFormulas that were not future-live. [2024-11-09 23:04:02,548 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 23:04:02,579 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 23:04:02,579 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 23:04:02,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:04:02 BoogieIcfgContainer [2024-11-09 23:04:02,579 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 23:04:02,581 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 23:04:02,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 23:04:02,585 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 23:04:02,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 11:04:00" (1/3) ... [2024-11-09 23:04:02,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b0a554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:04:02, skipping insertion in model container [2024-11-09 23:04:02,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:01" (2/3) ... [2024-11-09 23:04:02,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b0a554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:04:02, skipping insertion in model container [2024-11-09 23:04:02,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:04:02" (3/3) ... [2024-11-09 23:04:02,589 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product29.cil.c [2024-11-09 23:04:02,605 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 23:04:02,605 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 23:04:02,684 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 23:04:02,692 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;@5c6d7299, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 23:04:02,693 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 23:04:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 427 states, 332 states have (on average 1.536144578313253) internal successors, (510), 337 states have internal predecessors, (510), 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) [2024-11-09 23:04:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 23:04:02,734 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:02,736 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] [2024-11-09 23:04:02,736 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:02,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:02,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1227689702, now seen corresponding path program 1 times [2024-11-09 23:04:02,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:02,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015793955] [2024-11-09 23:04:02,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:02,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 23:04:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-09 23:04:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 23:04:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 23:04:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 23:04:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:04:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 23:04:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:04:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:04:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 23:04:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:04:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 23:04:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 23:04:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-09 23:04:03,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:03,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015793955] [2024-11-09 23:04:03,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015793955] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:03,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552466221] [2024-11-09 23:04:03,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:03,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:03,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:03,669 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) [2024-11-09 23:04:03,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 23:04:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 1214 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 23:04:04,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:04,105 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 23:04:04,107 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:04,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552466221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:04,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:04,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-09 23:04:04,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630633401] [2024-11-09 23:04:04,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:04,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 23:04:04,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:04,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 23:04:04,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:04,143 INFO L87 Difference]: Start difference. First operand has 427 states, 332 states have (on average 1.536144578313253) internal successors, (510), 337 states have internal predecessors, (510), 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 42.0) internal successors, (84), 2 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) [2024-11-09 23:04:04,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:04,214 INFO L93 Difference]: Finished difference Result 655 states and 963 transitions. [2024-11-09 23:04:04,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 23:04:04,220 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 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 [2024-11-09 23:04:04,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:04,232 INFO L225 Difference]: With dead ends: 655 [2024-11-09 23:04:04,233 INFO L226 Difference]: Without dead ends: 419 [2024-11-09 23:04:04,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:04,240 INFO L432 NwaCegarLoop]: 633 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, 633 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 [2024-11-09 23:04:04,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-11-09 23:04:04,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 419. [2024-11-09 23:04:04,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 325 states have (on average 1.5323076923076924) internal successors, (498), 329 states have internal predecessors, (498), 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) [2024-11-09 23:04:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 625 transitions. [2024-11-09 23:04:04,316 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 625 transitions. Word has length 152 [2024-11-09 23:04:04,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:04,318 INFO L471 AbstractCegarLoop]: Abstraction has 419 states and 625 transitions. [2024-11-09 23:04:04,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 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) [2024-11-09 23:04:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 625 transitions. [2024-11-09 23:04:04,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-09 23:04:04,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:04,326 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, 1, 1, 1] [2024-11-09 23:04:04,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 23:04:04,530 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 [2024-11-09 23:04:04,531 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:04,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:04,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1617371051, now seen corresponding path program 1 times [2024-11-09 23:04:04,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:04,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777531509] [2024-11-09 23:04:04,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:04,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-09 23:04:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-09 23:04:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 23:04:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 23:04:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 23:04:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:04:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:04:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 23:04:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:04:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 23:04:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 23:04:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:04:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 23:04:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:04,892 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-09 23:04:04,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:04,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777531509] [2024-11-09 23:04:04,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777531509] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:04,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278912555] [2024-11-09 23:04:04,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:04,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:04,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:04,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:04:04,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 23:04:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 23:04:05,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 23:04:05,352 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:05,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278912555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:05,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:05,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 23:04:05,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449280892] [2024-11-09 23:04:05,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:05,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:04:05,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:05,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:04:05,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:05,358 INFO L87 Difference]: Start difference. First operand 419 states and 625 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2024-11-09 23:04:05,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:05,404 INFO L93 Difference]: Finished difference Result 644 states and 940 transitions. [2024-11-09 23:04:05,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:04:05,405 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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 173 [2024-11-09 23:04:05,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:05,410 INFO L225 Difference]: With dead ends: 644 [2024-11-09 23:04:05,410 INFO L226 Difference]: Without dead ends: 422 [2024-11-09 23:04:05,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:05,414 INFO L432 NwaCegarLoop]: 624 mSDtfsCounter, 0 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:05,414 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1246 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:05,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2024-11-09 23:04:05,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2024-11-09 23:04:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 328 states have (on average 1.5274390243902438) internal successors, (501), 332 states have internal predecessors, (501), 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) [2024-11-09 23:04:05,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 628 transitions. [2024-11-09 23:04:05,440 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 628 transitions. Word has length 173 [2024-11-09 23:04:05,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:05,441 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 628 transitions. [2024-11-09 23:04:05,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2024-11-09 23:04:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 628 transitions. [2024-11-09 23:04:05,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 23:04:05,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:05,445 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, 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] [2024-11-09 23:04:05,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-09 23:04:05,645 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 [2024-11-09 23:04:05,646 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:05,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:05,646 INFO L85 PathProgramCache]: Analyzing trace with hash 939005436, now seen corresponding path program 1 times [2024-11-09 23:04:05,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:05,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337367791] [2024-11-09 23:04:05,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:05,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-09 23:04:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 23:04:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 23:04:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 23:04:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:04:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:04:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 23:04:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:04:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 23:04:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:04:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:04:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 23:04:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:04:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 23:04:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 23:04:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 23:04:05,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:05,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337367791] [2024-11-09 23:04:05,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337367791] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:05,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800851056] [2024-11-09 23:04:05,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:05,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:05,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:05,987 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) [2024-11-09 23:04:05,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 23:04:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 1308 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 23:04:06,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 23:04:06,366 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:06,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800851056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:06,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:06,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 23:04:06,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027113926] [2024-11-09 23:04:06,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:06,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:04:06,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:06,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:04:06,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:06,369 INFO L87 Difference]: Start difference. First operand 422 states and 628 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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) [2024-11-09 23:04:06,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:06,399 INFO L93 Difference]: Finished difference Result 896 states and 1349 transitions. [2024-11-09 23:04:06,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:04:06,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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 180 [2024-11-09 23:04:06,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:06,405 INFO L225 Difference]: With dead ends: 896 [2024-11-09 23:04:06,406 INFO L226 Difference]: Without dead ends: 502 [2024-11-09 23:04:06,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:06,408 INFO L432 NwaCegarLoop]: 633 mSDtfsCounter, 136 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 1212 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 [2024-11-09 23:04:06,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 1212 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:06,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2024-11-09 23:04:06,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 494. [2024-11-09 23:04:06,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 386 states have (on average 1.5336787564766838) internal successors, (592), 390 states have internal predecessors, (592), 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) [2024-11-09 23:04:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 747 transitions. [2024-11-09 23:04:06,433 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 747 transitions. Word has length 180 [2024-11-09 23:04:06,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:06,433 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 747 transitions. [2024-11-09 23:04:06,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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) [2024-11-09 23:04:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 747 transitions. [2024-11-09 23:04:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-09 23:04:06,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:06,437 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, 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] [2024-11-09 23:04:06,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 23:04:06,638 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 [2024-11-09 23:04:06,639 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:06,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:06,639 INFO L85 PathProgramCache]: Analyzing trace with hash 625919628, now seen corresponding path program 1 times [2024-11-09 23:04:06,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:06,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111576921] [2024-11-09 23:04:06,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-09 23:04:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 23:04:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 23:04:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 23:04:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:04:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 23:04:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:04:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:04:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:04:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 23:04:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-09 23:04:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 23:04:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 23:04:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 23:04:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-09 23:04:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:06,913 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 23:04:06,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:06,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111576921] [2024-11-09 23:04:06,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111576921] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:06,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762023056] [2024-11-09 23:04:06,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:06,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:06,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:06,916 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) [2024-11-09 23:04:06,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 23:04:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 23:04:07,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 23:04:07,346 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:07,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762023056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:07,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:07,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-09 23:04:07,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389562068] [2024-11-09 23:04:07,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:07,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:04:07,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:07,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:04:07,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:07,349 INFO L87 Difference]: Start difference. First operand 494 states and 747 transitions. Second operand has 5 states, 4 states have (on average 27.0) 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), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 23:04:07,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:07,436 INFO L93 Difference]: Finished difference Result 979 states and 1484 transitions. [2024-11-09 23:04:07,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:04:07,437 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) 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), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 181 [2024-11-09 23:04:07,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:07,441 INFO L225 Difference]: With dead ends: 979 [2024-11-09 23:04:07,442 INFO L226 Difference]: Without dead ends: 496 [2024-11-09 23:04:07,444 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:07,445 INFO L432 NwaCegarLoop]: 617 mSDtfsCounter, 2 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2457 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 [2024-11-09 23:04:07,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2457 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:07,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-11-09 23:04:07,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2024-11-09 23:04:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 387 states have (on average 1.5322997416020672) internal successors, (593), 392 states have internal predecessors, (593), 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) [2024-11-09 23:04:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 750 transitions. [2024-11-09 23:04:07,474 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 750 transitions. Word has length 181 [2024-11-09 23:04:07,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:07,475 INFO L471 AbstractCegarLoop]: Abstraction has 496 states and 750 transitions. [2024-11-09 23:04:07,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) 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), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 23:04:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 750 transitions. [2024-11-09 23:04:07,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-09 23:04:07,481 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:07,481 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, 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] [2024-11-09 23:04:07,500 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 23:04:07,681 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 [2024-11-09 23:04:07,682 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:07,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:07,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1121475174, now seen corresponding path program 1 times [2024-11-09 23:04:07,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:07,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605081820] [2024-11-09 23:04:07,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:07,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-09 23:04:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 23:04:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 23:04:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 23:04:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 23:04:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 23:04:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 23:04:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 23:04:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:07,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:04:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:04:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:04:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 23:04:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 23:04:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 23:04:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:04:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 23:04:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-09 23:04:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-09 23:04:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 23:04:08,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:08,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605081820] [2024-11-09 23:04:08,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605081820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:08,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782088587] [2024-11-09 23:04:08,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:08,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:08,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:08,020 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) [2024-11-09 23:04:08,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 23:04:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 1314 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 23:04:08,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 23:04:08,443 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:08,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782088587] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:08,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:08,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-09 23:04:08,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788787503] [2024-11-09 23:04:08,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:08,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:04:08,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:08,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:04:08,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:04:08,446 INFO L87 Difference]: Start difference. First operand 496 states and 750 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2024-11-09 23:04:08,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:08,519 INFO L93 Difference]: Finished difference Result 981 states and 1489 transitions. [2024-11-09 23:04:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:04:08,519 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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 182 [2024-11-09 23:04:08,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:08,522 INFO L225 Difference]: With dead ends: 981 [2024-11-09 23:04:08,523 INFO L226 Difference]: Without dead ends: 498 [2024-11-09 23:04:08,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:04:08,526 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 2 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2443 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 [2024-11-09 23:04:08,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2443 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:08,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2024-11-09 23:04:08,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2024-11-09 23:04:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 388 states have (on average 1.5309278350515463) internal successors, (594), 394 states have internal predecessors, (594), 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) [2024-11-09 23:04:08,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 756 transitions. [2024-11-09 23:04:08,547 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 756 transitions. Word has length 182 [2024-11-09 23:04:08,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:08,547 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 756 transitions. [2024-11-09 23:04:08,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2024-11-09 23:04:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 756 transitions. [2024-11-09 23:04:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-09 23:04:08,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:08,551 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] [2024-11-09 23:04:08,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 23:04:08,755 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 [2024-11-09 23:04:08,756 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:08,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:08,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1512956907, now seen corresponding path program 1 times [2024-11-09 23:04:08,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:08,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781486386] [2024-11-09 23:04:08,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:08,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 23:04:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-09 23:04:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:08,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 23:04:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 23:04:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 23:04:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 23:04:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 23:04:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 23:04:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:04:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 23:04:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 23:04:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 23:04:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 23:04:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 23:04:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-09 23:04:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 23:04:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-09 23:04:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:09,044 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 23:04:09,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:09,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781486386] [2024-11-09 23:04:09,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781486386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:09,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:09,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:04:09,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363716857] [2024-11-09 23:04:09,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:09,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:04:09,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:09,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:04:09,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:09,046 INFO L87 Difference]: Start difference. First operand 498 states and 756 transitions. Second operand has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 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) [2024-11-09 23:04:11,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:11,249 INFO L93 Difference]: Finished difference Result 1078 states and 1657 transitions. [2024-11-09 23:04:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:04:11,250 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 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 183 [2024-11-09 23:04:11,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:11,254 INFO L225 Difference]: With dead ends: 1078 [2024-11-09 23:04:11,254 INFO L226 Difference]: Without dead ends: 603 [2024-11-09 23:04:11,256 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 [2024-11-09 23:04:11,256 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1430 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 2514 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 2995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 2514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:11,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1431 Valid, 1355 Invalid, 2995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 2514 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 23:04:11,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-11-09 23:04:11,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 498. [2024-11-09 23:04:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 388 states have (on average 1.5309278350515463) internal successors, (594), 394 states have internal predecessors, (594), 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) [2024-11-09 23:04:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 755 transitions. [2024-11-09 23:04:11,305 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 755 transitions. Word has length 183 [2024-11-09 23:04:11,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:11,307 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 755 transitions. [2024-11-09 23:04:11,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 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) [2024-11-09 23:04:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 755 transitions. [2024-11-09 23:04:11,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 23:04:11,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:11,312 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, 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] [2024-11-09 23:04:11,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 23:04:11,313 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:11,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:11,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1069626265, now seen corresponding path program 2 times [2024-11-09 23:04:11,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:11,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449908575] [2024-11-09 23:04:11,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:11,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 23:04:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 23:04:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 23:04:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-09 23:04:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:04:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 23:04:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:04:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 23:04:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 23:04:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:04:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:04:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:04:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:04:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 23:04:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-09 23:04:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-09 23:04:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:11,581 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 23:04:11,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:11,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449908575] [2024-11-09 23:04:11,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449908575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:11,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:11,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:04:11,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688526994] [2024-11-09 23:04:11,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:11,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:04:11,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:11,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:04:11,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:11,584 INFO L87 Difference]: Start difference. First operand 498 states and 755 transitions. Second operand has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 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) [2024-11-09 23:04:13,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:13,664 INFO L93 Difference]: Finished difference Result 1080 states and 1660 transitions. [2024-11-09 23:04:13,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:04:13,665 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 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 184 [2024-11-09 23:04:13,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:13,669 INFO L225 Difference]: With dead ends: 1080 [2024-11-09 23:04:13,669 INFO L226 Difference]: Without dead ends: 605 [2024-11-09 23:04:13,671 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 [2024-11-09 23:04:13,672 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1445 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 461 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 2944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 461 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:13,672 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1446 Valid, 1354 Invalid, 2944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [461 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 23:04:13,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2024-11-09 23:04:13,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 500. [2024-11-09 23:04:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 389 states have (on average 1.5295629820051413) internal successors, (595), 396 states have internal predecessors, (595), 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) [2024-11-09 23:04:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 758 transitions. [2024-11-09 23:04:13,716 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 758 transitions. Word has length 184 [2024-11-09 23:04:13,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:13,716 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 758 transitions. [2024-11-09 23:04:13,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 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) [2024-11-09 23:04:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 758 transitions. [2024-11-09 23:04:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-09 23:04:13,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:13,719 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, 1, 1] [2024-11-09 23:04:13,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 23:04:13,720 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:13,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:13,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1590772654, now seen corresponding path program 1 times [2024-11-09 23:04:13,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:13,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128512969] [2024-11-09 23:04:13,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:13,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 23:04:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 23:04:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 23:04:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:04:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:04:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 23:04:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 23:04:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 23:04:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 23:04:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 23:04:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:04:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 23:04:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:13,970 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 23:04:13,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:13,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128512969] [2024-11-09 23:04:13,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128512969] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:13,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:13,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:04:13,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531931845] [2024-11-09 23:04:13,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:13,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:04:13,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:13,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:04:13,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:13,973 INFO L87 Difference]: Start difference. First operand 500 states and 758 transitions. Second operand has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 8 states have internal predecessors, (111), 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) [2024-11-09 23:04:16,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:16,714 INFO L93 Difference]: Finished difference Result 1078 states and 1655 transitions. [2024-11-09 23:04:16,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:04:16,714 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 8 states have internal predecessors, (111), 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 185 [2024-11-09 23:04:16,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:16,719 INFO L225 Difference]: With dead ends: 1078 [2024-11-09 23:04:16,719 INFO L226 Difference]: Without dead ends: 605 [2024-11-09 23:04:16,721 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 [2024-11-09 23:04:16,722 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1449 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 4135 mSolverCounterSat, 484 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 4619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 484 IncrementalHoareTripleChecker+Valid, 4135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:16,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1450 Valid, 1877 Invalid, 4619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [484 Valid, 4135 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-09 23:04:16,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2024-11-09 23:04:16,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 500. [2024-11-09 23:04:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 389 states have (on average 1.5295629820051413) internal successors, (595), 396 states have internal predecessors, (595), 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) [2024-11-09 23:04:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 757 transitions. [2024-11-09 23:04:16,768 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 757 transitions. Word has length 185 [2024-11-09 23:04:16,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:16,768 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 757 transitions. [2024-11-09 23:04:16,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 8 states have internal predecessors, (111), 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) [2024-11-09 23:04:16,769 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 757 transitions. [2024-11-09 23:04:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-09 23:04:16,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:16,772 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:16,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 23:04:16,773 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:16,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:16,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1819577538, now seen corresponding path program 1 times [2024-11-09 23:04:16,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:16,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817530572] [2024-11-09 23:04:16,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:16,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 23:04:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 23:04:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-09 23:04:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:04:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 23:04:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 23:04:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:04:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-09 23:04:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:04:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:04:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:17,067 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 23:04:17,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:17,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817530572] [2024-11-09 23:04:17,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817530572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:17,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:17,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:04:17,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498956647] [2024-11-09 23:04:17,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:17,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:04:17,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:17,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:04:17,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:17,070 INFO L87 Difference]: Start difference. First operand 500 states and 757 transitions. Second operand has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:04:19,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:19,681 INFO L93 Difference]: Finished difference Result 1080 states and 1661 transitions. [2024-11-09 23:04:19,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:04:19,683 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 167 [2024-11-09 23:04:19,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:19,690 INFO L225 Difference]: With dead ends: 1080 [2024-11-09 23:04:19,690 INFO L226 Difference]: Without dead ends: 607 [2024-11-09 23:04:19,692 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-09 23:04:19,693 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1390 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 4344 mSolverCounterSat, 473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 4817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 473 IncrementalHoareTripleChecker+Valid, 4344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:19,693 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1391 Valid, 1878 Invalid, 4817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [473 Valid, 4344 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-09 23:04:19,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-09 23:04:19,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 502. [2024-11-09 23:04:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 390 states have (on average 1.528205128205128) internal successors, (596), 398 states have internal predecessors, (596), 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) [2024-11-09 23:04:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 763 transitions. [2024-11-09 23:04:19,746 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 763 transitions. Word has length 167 [2024-11-09 23:04:19,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:19,746 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 763 transitions. [2024-11-09 23:04:19,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:04:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 763 transitions. [2024-11-09 23:04:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 23:04:19,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:19,750 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:19,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 23:04:19,750 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:19,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:19,751 INFO L85 PathProgramCache]: Analyzing trace with hash 517952664, now seen corresponding path program 1 times [2024-11-09 23:04:19,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:19,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741016469] [2024-11-09 23:04:19,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:19,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 23:04:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 23:04:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 23:04:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:04:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 23:04:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:04:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 23:04:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 23:04:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 23:04:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:04:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 23:04:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 23:04:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:19,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:19,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741016469] [2024-11-09 23:04:19,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741016469] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:19,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810232436] [2024-11-09 23:04:19,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:19,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:19,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:19,957 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) [2024-11-09 23:04:19,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 23:04:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:20,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 23:04:20,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:20,300 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:20,300 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:04:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:20,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810232436] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:04:20,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:04:20,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-09 23:04:20,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437889814] [2024-11-09 23:04:20,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:04:20,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 23:04:20,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:20,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 23:04:20,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-09 23:04:20,411 INFO L87 Difference]: Start difference. First operand 502 states and 763 transitions. Second operand has 11 states, 11 states have (on average 14.0) internal successors, (154), 7 states have internal predecessors, (154), 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) [2024-11-09 23:04:22,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:22,159 INFO L93 Difference]: Finished difference Result 1297 states and 2060 transitions. [2024-11-09 23:04:22,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:04:22,160 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.0) internal successors, (154), 7 states have internal predecessors, (154), 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 168 [2024-11-09 23:04:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:22,167 INFO L225 Difference]: With dead ends: 1297 [2024-11-09 23:04:22,167 INFO L226 Difference]: Without dead ends: 1075 [2024-11-09 23:04:22,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:04:22,169 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 1889 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 689 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1952 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 3181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 689 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:22,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1952 Valid, 1667 Invalid, 3181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [689 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 23:04:22,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2024-11-09 23:04:22,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 946. [2024-11-09 23:04:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 755 states have (on average 1.5629139072847682) internal successors, (1180), 763 states have internal predecessors, (1180), 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) [2024-11-09 23:04:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1515 transitions. [2024-11-09 23:04:22,223 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1515 transitions. Word has length 168 [2024-11-09 23:04:22,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:22,223 INFO L471 AbstractCegarLoop]: Abstraction has 946 states and 1515 transitions. [2024-11-09 23:04:22,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.0) internal successors, (154), 7 states have internal predecessors, (154), 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) [2024-11-09 23:04:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1515 transitions. [2024-11-09 23:04:22,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-09 23:04:22,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:22,229 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, 1, 1, 1] [2024-11-09 23:04:22,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 23:04:22,430 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 [2024-11-09 23:04:22,431 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:22,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:22,431 INFO L85 PathProgramCache]: Analyzing trace with hash 519222436, now seen corresponding path program 1 times [2024-11-09 23:04:22,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:22,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958276074] [2024-11-09 23:04:22,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:22,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 23:04:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:04:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:04:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:04:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:04:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:04:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:04:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:04:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 23:04:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 23:04:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 23:04:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-09 23:04:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-09 23:04:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-09 23:04:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:04:22,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:22,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958276074] [2024-11-09 23:04:22,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958276074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:22,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:22,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:22,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932208362] [2024-11-09 23:04:22,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:22,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:22,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:22,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:22,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:22,595 INFO L87 Difference]: Start difference. First operand 946 states and 1515 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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) [2024-11-09 23:04:24,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:24,111 INFO L93 Difference]: Finished difference Result 2377 states and 3887 transitions. [2024-11-09 23:04:24,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:24,112 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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 201 [2024-11-09 23:04:24,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:24,120 INFO L225 Difference]: With dead ends: 2377 [2024-11-09 23:04:24,121 INFO L226 Difference]: Without dead ends: 1501 [2024-11-09 23:04:24,125 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 [2024-11-09 23:04:24,126 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 1544 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 528 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1562 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 528 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:24,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1562 Valid, 1022 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [528 Valid, 1421 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:04:24,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1501 states. [2024-11-09 23:04:24,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1501 to 1388. [2024-11-09 23:04:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1388 states, 1118 states have (on average 1.5670840787119857) internal successors, (1752), 1126 states have internal predecessors, (1752), 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) [2024-11-09 23:04:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 2255 transitions. [2024-11-09 23:04:24,193 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 2255 transitions. Word has length 201 [2024-11-09 23:04:24,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:24,193 INFO L471 AbstractCegarLoop]: Abstraction has 1388 states and 2255 transitions. [2024-11-09 23:04:24,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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) [2024-11-09 23:04:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2255 transitions. [2024-11-09 23:04:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-09 23:04:24,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:24,202 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, 1, 1, 1, 1] [2024-11-09 23:04:24,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 23:04:24,202 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:24,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:24,203 INFO L85 PathProgramCache]: Analyzing trace with hash 2090422794, now seen corresponding path program 1 times [2024-11-09 23:04:24,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:24,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594389103] [2024-11-09 23:04:24,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:24,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 23:04:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:04:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:04:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:04:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:04:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:04:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 23:04:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:04:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:04:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:04:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 23:04:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-09 23:04:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-09 23:04:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 23:04:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:04:24,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:24,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594389103] [2024-11-09 23:04:24,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594389103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:24,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:24,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:24,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977283226] [2024-11-09 23:04:24,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:24,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:24,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:24,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:24,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:24,370 INFO L87 Difference]: Start difference. First operand 1388 states and 2255 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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) [2024-11-09 23:04:25,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:25,835 INFO L93 Difference]: Finished difference Result 3456 states and 5691 transitions. [2024-11-09 23:04:25,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:25,836 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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 202 [2024-11-09 23:04:25,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:25,852 INFO L225 Difference]: With dead ends: 3456 [2024-11-09 23:04:25,852 INFO L226 Difference]: Without dead ends: 2197 [2024-11-09 23:04:25,858 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 [2024-11-09 23:04:25,858 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 1550 mSDsluCounter, 806 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 530 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1568 SdHoareTripleChecker+Valid, 1032 SdHoareTripleChecker+Invalid, 1947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 530 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:25,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1568 Valid, 1032 Invalid, 1947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [530 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:04:25,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2197 states. [2024-11-09 23:04:25,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2197 to 2084. [2024-11-09 23:04:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2084 states, 1695 states have (on average 1.5687315634218288) internal successors, (2659), 1703 states have internal predecessors, (2659), 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) [2024-11-09 23:04:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 2084 states and 3400 transitions. [2024-11-09 23:04:25,979 INFO L78 Accepts]: Start accepts. Automaton has 2084 states and 3400 transitions. Word has length 202 [2024-11-09 23:04:25,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:25,979 INFO L471 AbstractCegarLoop]: Abstraction has 2084 states and 3400 transitions. [2024-11-09 23:04:25,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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) [2024-11-09 23:04:25,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 3400 transitions. [2024-11-09 23:04:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 23:04:25,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:25,991 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, 1, 1, 1] [2024-11-09 23:04:25,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 23:04:25,992 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:25,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:25,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1135788133, now seen corresponding path program 1 times [2024-11-09 23:04:25,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:25,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351319303] [2024-11-09 23:04:25,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:25,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 23:04:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:04:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 23:04:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:04:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 23:04:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:04:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:04:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:04:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:04:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 23:04:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-09 23:04:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-09 23:04:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:26,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:26,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351319303] [2024-11-09 23:04:26,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351319303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:26,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:26,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:26,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43829765] [2024-11-09 23:04:26,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:26,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:26,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:26,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:26,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:26,119 INFO L87 Difference]: Start difference. First operand 2084 states and 3400 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 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) [2024-11-09 23:04:27,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:27,371 INFO L93 Difference]: Finished difference Result 5088 states and 8432 transitions. [2024-11-09 23:04:27,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:27,371 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 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 184 [2024-11-09 23:04:27,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:27,388 INFO L225 Difference]: With dead ends: 5088 [2024-11-09 23:04:27,388 INFO L226 Difference]: Without dead ends: 3272 [2024-11-09 23:04:27,393 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 [2024-11-09 23:04:27,394 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1565 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1584 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:27,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1584 Valid, 993 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [527 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 23:04:27,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3272 states. [2024-11-09 23:04:27,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3272 to 3159. [2024-11-09 23:04:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3159 states, 2608 states have (on average 1.5697852760736197) internal successors, (4094), 2616 states have internal predecessors, (4094), 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) [2024-11-09 23:04:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 3159 states and 5175 transitions. [2024-11-09 23:04:27,520 INFO L78 Accepts]: Start accepts. Automaton has 3159 states and 5175 transitions. Word has length 184 [2024-11-09 23:04:27,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:27,521 INFO L471 AbstractCegarLoop]: Abstraction has 3159 states and 5175 transitions. [2024-11-09 23:04:27,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 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) [2024-11-09 23:04:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 5175 transitions. [2024-11-09 23:04:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-09 23:04:27,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:27,539 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, 1, 1, 1, 1] [2024-11-09 23:04:27,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 23:04:27,539 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:27,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:27,540 INFO L85 PathProgramCache]: Analyzing trace with hash -332414305, now seen corresponding path program 1 times [2024-11-09 23:04:27,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:27,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622265484] [2024-11-09 23:04:27,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:27,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 23:04:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:04:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 23:04:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 23:04:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 23:04:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 23:04:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 23:04:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 23:04:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:04:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 23:04:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:27,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:27,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622265484] [2024-11-09 23:04:27,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622265484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:27,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:27,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:27,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090327855] [2024-11-09 23:04:27,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:27,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:27,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:27,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:27,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:27,686 INFO L87 Difference]: Start difference. First operand 3159 states and 5175 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, (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) [2024-11-09 23:04:29,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:29,201 INFO L93 Difference]: Finished difference Result 7679 states and 12783 transitions. [2024-11-09 23:04:29,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:29,201 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, (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 185 [2024-11-09 23:04:29,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:29,229 INFO L225 Difference]: With dead ends: 7679 [2024-11-09 23:04:29,229 INFO L226 Difference]: Without dead ends: 5018 [2024-11-09 23:04:29,239 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 [2024-11-09 23:04:29,240 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1535 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 525 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 525 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:29,240 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1553 Valid, 994 Invalid, 1922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [525 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:04:29,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5018 states. [2024-11-09 23:04:29,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5018 to 4905. [2024-11-09 23:04:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4905 states, 4109 states have (on average 1.5697249939157947) internal successors, (6450), 4117 states have internal predecessors, (6450), 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) [2024-11-09 23:04:29,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4905 states to 4905 states and 8047 transitions. [2024-11-09 23:04:29,463 INFO L78 Accepts]: Start accepts. Automaton has 4905 states and 8047 transitions. Word has length 185 [2024-11-09 23:04:29,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:29,464 INFO L471 AbstractCegarLoop]: Abstraction has 4905 states and 8047 transitions. [2024-11-09 23:04:29,464 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, (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) [2024-11-09 23:04:29,464 INFO L276 IsEmpty]: Start isEmpty. Operand 4905 states and 8047 transitions. [2024-11-09 23:04:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-09 23:04:29,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:29,485 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, 1, 1, 1, 1, 1] [2024-11-09 23:04:29,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 23:04:29,485 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:29,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:29,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1852803333, now seen corresponding path program 1 times [2024-11-09 23:04:29,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:29,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693655432] [2024-11-09 23:04:29,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:29,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 23:04:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:04:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 23:04:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 23:04:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:04:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:04:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:04:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:04:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:04:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 23:04:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 23:04:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 23:04:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 23:04:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:29,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:29,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693655432] [2024-11-09 23:04:29,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693655432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:29,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:29,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:29,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873398840] [2024-11-09 23:04:29,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:29,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:29,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:29,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:29,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:29,667 INFO L87 Difference]: Start difference. First operand 4905 states and 8047 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, (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) [2024-11-09 23:04:31,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:31,108 INFO L93 Difference]: Finished difference Result 12290 states and 20490 transitions. [2024-11-09 23:04:31,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:31,109 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, (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 186 [2024-11-09 23:04:31,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:31,169 INFO L225 Difference]: With dead ends: 12290 [2024-11-09 23:04:31,169 INFO L226 Difference]: Without dead ends: 8157 [2024-11-09 23:04:31,183 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 [2024-11-09 23:04:31,184 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 1573 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 1368 mSolverCounterSat, 578 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 578 IncrementalHoareTripleChecker+Valid, 1368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:31,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 1025 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [578 Valid, 1368 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 23:04:31,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8157 states. [2024-11-09 23:04:31,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8157 to 8044. [2024-11-09 23:04:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8044 states, 6755 states have (on average 1.5634344929681718) internal successors, (10561), 6763 states have internal predecessors, (10561), 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) [2024-11-09 23:04:31,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8044 states to 8044 states and 13188 transitions. [2024-11-09 23:04:31,510 INFO L78 Accepts]: Start accepts. Automaton has 8044 states and 13188 transitions. Word has length 186 [2024-11-09 23:04:31,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:31,511 INFO L471 AbstractCegarLoop]: Abstraction has 8044 states and 13188 transitions. [2024-11-09 23:04:31,511 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, (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) [2024-11-09 23:04:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 8044 states and 13188 transitions. [2024-11-09 23:04:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-09 23:04:31,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:31,551 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:31,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 23:04:31,552 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:31,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:31,552 INFO L85 PathProgramCache]: Analyzing trace with hash 432162442, now seen corresponding path program 1 times [2024-11-09 23:04:31,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:31,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221610385] [2024-11-09 23:04:31,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:04:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:04:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:04:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 23:04:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:04:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:04:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 23:04:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 23:04:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 23:04:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 23:04:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:04:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 23:04:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:04:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-09 23:04:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-09 23:04:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-09 23:04:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:31,687 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:04:31,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:31,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221610385] [2024-11-09 23:04:31,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221610385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:31,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:31,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:31,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726025718] [2024-11-09 23:04:31,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:31,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:31,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:31,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:31,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:31,694 INFO L87 Difference]: Start difference. First operand 8044 states and 13188 transitions. Second operand has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 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) [2024-11-09 23:04:33,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:33,167 INFO L93 Difference]: Finished difference Result 20516 states and 34148 transitions. [2024-11-09 23:04:33,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:33,168 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 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 206 [2024-11-09 23:04:33,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:33,224 INFO L225 Difference]: With dead ends: 20516 [2024-11-09 23:04:33,225 INFO L226 Difference]: Without dead ends: 13683 [2024-11-09 23:04:33,250 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 [2024-11-09 23:04:33,251 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1529 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 1363 mSolverCounterSat, 554 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 554 IncrementalHoareTripleChecker+Valid, 1363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:33,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1548 Valid, 994 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [554 Valid, 1363 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 23:04:33,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13683 states. [2024-11-09 23:04:33,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13683 to 13570. [2024-11-09 23:04:33,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13570 states, 11459 states have (on average 1.5604328475434157) internal successors, (17881), 11467 states have internal predecessors, (17881), 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) [2024-11-09 23:04:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13570 states to 13570 states and 22230 transitions. [2024-11-09 23:04:33,792 INFO L78 Accepts]: Start accepts. Automaton has 13570 states and 22230 transitions. Word has length 206 [2024-11-09 23:04:33,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:33,792 INFO L471 AbstractCegarLoop]: Abstraction has 13570 states and 22230 transitions. [2024-11-09 23:04:33,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 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) [2024-11-09 23:04:33,793 INFO L276 IsEmpty]: Start isEmpty. Operand 13570 states and 22230 transitions. [2024-11-09 23:04:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-09 23:04:33,832 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:33,833 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:33,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 23:04:33,833 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:33,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:33,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1245840260, now seen corresponding path program 1 times [2024-11-09 23:04:33,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:33,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765222380] [2024-11-09 23:04:33,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:33,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:04:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 23:04:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 23:04:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:04:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 23:04:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 23:04:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:04:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:04:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 23:04:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 23:04:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 23:04:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 23:04:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-09 23:04:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-09 23:04:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-09 23:04:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:04:33,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:33,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765222380] [2024-11-09 23:04:33,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765222380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:33,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:33,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:33,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614860428] [2024-11-09 23:04:33,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:33,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:33,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:33,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:33,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:33,983 INFO L87 Difference]: Start difference. First operand 13570 states and 22230 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 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) [2024-11-09 23:04:35,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:35,462 INFO L93 Difference]: Finished difference Result 33004 states and 54328 transitions. [2024-11-09 23:04:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:35,462 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 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 207 [2024-11-09 23:04:35,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:35,552 INFO L225 Difference]: With dead ends: 33004 [2024-11-09 23:04:35,552 INFO L226 Difference]: Without dead ends: 21675 [2024-11-09 23:04:35,591 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 [2024-11-09 23:04:35,592 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1558 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 1364 mSolverCounterSat, 537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 969 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 537 IncrementalHoareTripleChecker+Valid, 1364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:35,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1576 Valid, 969 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [537 Valid, 1364 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 23:04:35,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21675 states. [2024-11-09 23:04:36,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21675 to 21562. [2024-11-09 23:04:36,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21562 states, 18248 states have (on average 1.5259754493643138) internal successors, (27846), 18256 states have internal predecessors, (27846), 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) [2024-11-09 23:04:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21562 states to 21562 states and 34745 transitions. [2024-11-09 23:04:36,544 INFO L78 Accepts]: Start accepts. Automaton has 21562 states and 34745 transitions. Word has length 207 [2024-11-09 23:04:36,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:36,545 INFO L471 AbstractCegarLoop]: Abstraction has 21562 states and 34745 transitions. [2024-11-09 23:04:36,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 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) [2024-11-09 23:04:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 21562 states and 34745 transitions. [2024-11-09 23:04:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-09 23:04:36,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:36,604 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:36,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 23:04:36,605 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:36,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:36,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1346082143, now seen corresponding path program 1 times [2024-11-09 23:04:36,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:36,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006344054] [2024-11-09 23:04:36,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:36,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:04:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 23:04:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 23:04:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 23:04:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 23:04:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 23:04:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 23:04:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 23:04:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 23:04:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-09 23:04:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-09 23:04:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-09 23:04:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:36,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:36,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006344054] [2024-11-09 23:04:36,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006344054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:36,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:36,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:36,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339697992] [2024-11-09 23:04:36,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:36,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:36,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:36,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:36,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:36,747 INFO L87 Difference]: Start difference. First operand 21562 states and 34745 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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) [2024-11-09 23:04:38,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:38,909 INFO L93 Difference]: Finished difference Result 57408 states and 93814 transitions. [2024-11-09 23:04:38,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:38,910 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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 189 [2024-11-09 23:04:38,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:39,051 INFO L225 Difference]: With dead ends: 57408 [2024-11-09 23:04:39,051 INFO L226 Difference]: Without dead ends: 38808 [2024-11-09 23:04:39,113 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 [2024-11-09 23:04:39,114 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1569 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 1347 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 1896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 1347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:39,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1587 Valid, 995 Invalid, 1896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 1347 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:04:39,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38808 states. [2024-11-09 23:04:40,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38808 to 38695. [2024-11-09 23:04:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38695 states, 32931 states have (on average 1.5198445233974067) internal successors, (50050), 32939 states have internal predecessors, (50050), 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) [2024-11-09 23:04:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38695 states to 38695 states and 62123 transitions. [2024-11-09 23:04:40,653 INFO L78 Accepts]: Start accepts. Automaton has 38695 states and 62123 transitions. Word has length 189 [2024-11-09 23:04:40,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:40,653 INFO L471 AbstractCegarLoop]: Abstraction has 38695 states and 62123 transitions. [2024-11-09 23:04:40,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 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) [2024-11-09 23:04:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 38695 states and 62123 transitions. [2024-11-09 23:04:40,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 23:04:40,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:40,722 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:40,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 23:04:40,723 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:40,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:40,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1370064229, now seen corresponding path program 1 times [2024-11-09 23:04:40,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:40,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445395991] [2024-11-09 23:04:40,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:40,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:04:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 23:04:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:04:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:04:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:04:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:04:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:04:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:04:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 23:04:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-09 23:04:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-09 23:04:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:40,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:40,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445395991] [2024-11-09 23:04:40,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445395991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:40,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:40,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:40,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455282310] [2024-11-09 23:04:40,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:40,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:40,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:40,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:40,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:40,847 INFO L87 Difference]: Start difference. First operand 38695 states and 62123 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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) [2024-11-09 23:04:43,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:43,804 INFO L93 Difference]: Finished difference Result 106132 states and 172275 transitions. [2024-11-09 23:04:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:43,805 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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 190 [2024-11-09 23:04:43,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:44,206 INFO L225 Difference]: With dead ends: 106132 [2024-11-09 23:04:44,206 INFO L226 Difference]: Without dead ends: 71421 [2024-11-09 23:04:44,287 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 [2024-11-09 23:04:44,288 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 1562 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 547 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 1891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 547 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:44,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1580 Valid, 1005 Invalid, 1891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [547 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:04:44,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71421 states. [2024-11-09 23:04:46,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71421 to 71308. [2024-11-09 23:04:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71308 states, 61031 states have (on average 1.5131490553980764) internal successors, (92349), 61039 states have internal predecessors, (92349), 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) [2024-11-09 23:04:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71308 states to 71308 states and 113980 transitions. [2024-11-09 23:04:46,888 INFO L78 Accepts]: Start accepts. Automaton has 71308 states and 113980 transitions. Word has length 190 [2024-11-09 23:04:46,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:46,890 INFO L471 AbstractCegarLoop]: Abstraction has 71308 states and 113980 transitions. [2024-11-09 23:04:46,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 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) [2024-11-09 23:04:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 71308 states and 113980 transitions. [2024-11-09 23:04:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-09 23:04:46,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:46,982 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:46,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 23:04:46,982 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:46,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:46,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1057668895, now seen corresponding path program 1 times [2024-11-09 23:04:46,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:46,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503178991] [2024-11-09 23:04:46,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:46,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:04:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:04:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:04:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:04:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 23:04:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 23:04:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 23:04:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 23:04:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-09 23:04:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 23:04:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 23:04:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:47,381 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:04:47,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:47,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503178991] [2024-11-09 23:04:47,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503178991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:47,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:47,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:04:47,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625717713] [2024-11-09 23:04:47,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:47,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:04:47,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:47,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:04:47,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:04:47,387 INFO L87 Difference]: Start difference. First operand 71308 states and 113980 transitions. Second operand has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 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) [2024-11-09 23:04:50,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:50,691 INFO L93 Difference]: Finished difference Result 134316 states and 217946 transitions. [2024-11-09 23:04:50,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:04:50,691 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 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 191 [2024-11-09 23:04:50,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:51,105 INFO L225 Difference]: With dead ends: 134316 [2024-11-09 23:04:51,106 INFO L226 Difference]: Without dead ends: 134094 [2024-11-09 23:04:51,137 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 [2024-11-09 23:04:51,140 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1571 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 1324 mSolverCounterSat, 554 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 554 IncrementalHoareTripleChecker+Valid, 1324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:04:51,140 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1590 Valid, 994 Invalid, 1878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [554 Valid, 1324 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:04:51,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134094 states. [2024-11-09 23:04:55,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134094 to 133981. [2024-11-09 23:04:55,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133981 states, 115336 states have (on average 1.505783103280849) internal successors, (173671), 115344 states have internal predecessors, (173671), 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) [2024-11-09 23:04:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133981 states to 133981 states and 213084 transitions. [2024-11-09 23:04:55,694 INFO L78 Accepts]: Start accepts. Automaton has 133981 states and 213084 transitions. Word has length 191 [2024-11-09 23:04:55,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:55,695 INFO L471 AbstractCegarLoop]: Abstraction has 133981 states and 213084 transitions. [2024-11-09 23:04:55,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 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) [2024-11-09 23:04:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 133981 states and 213084 transitions. [2024-11-09 23:04:55,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 23:04:55,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:55,810 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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] [2024-11-09 23:04:55,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 23:04:55,811 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:55,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:55,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1578923245, now seen corresponding path program 2 times [2024-11-09 23:04:55,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:55,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190587032] [2024-11-09 23:04:55,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:55,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:04:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:04:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:04:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:04:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:04:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:04:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 23:04:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:04:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:04:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:04:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:04:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:04:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 23:04:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 23:04:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-11-09 23:04:56,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:56,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190587032] [2024-11-09 23:04:56,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190587032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:56,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:56,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:04:56,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674116917] [2024-11-09 23:04:56,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:56,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:04:56,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:56,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:04:56,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:56,009 INFO L87 Difference]: Start difference. First operand 133981 states and 213084 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 5 states have internal predecessors, (115), 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) [2024-11-09 23:05:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:01,045 INFO L93 Difference]: Finished difference Result 261641 states and 419631 transitions. [2024-11-09 23:05:01,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:05:01,046 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 5 states have internal predecessors, (115), 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 192 [2024-11-09 23:05:01,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:01,516 INFO L225 Difference]: With dead ends: 261641 [2024-11-09 23:05:01,516 INFO L226 Difference]: Without dead ends: 134094 [2024-11-09 23:05:01,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:05:01,725 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 1534 mSDsluCounter, 1930 mSDsCounter, 0 mSdLazyCounter, 2683 mSolverCounterSat, 461 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1552 SdHoareTripleChecker+Valid, 2303 SdHoareTripleChecker+Invalid, 3144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 461 IncrementalHoareTripleChecker+Valid, 2683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:01,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1552 Valid, 2303 Invalid, 3144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [461 Valid, 2683 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-09 23:05:01,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134094 states. [2024-11-09 23:05:05,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134094 to 133981. [2024-11-09 23:05:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133981 states, 115336 states have (on average 1.4968006520080461) internal successors, (172635), 115344 states have internal predecessors, (172635), 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) [2024-11-09 23:05:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133981 states to 133981 states and 212048 transitions. [2024-11-09 23:05:06,753 INFO L78 Accepts]: Start accepts. Automaton has 133981 states and 212048 transitions. Word has length 192 [2024-11-09 23:05:06,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:06,757 INFO L471 AbstractCegarLoop]: Abstraction has 133981 states and 212048 transitions. [2024-11-09 23:05:06,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 5 states have internal predecessors, (115), 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) [2024-11-09 23:05:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 133981 states and 212048 transitions. [2024-11-09 23:05:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 23:05:06,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:06,998 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:06,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 23:05:06,998 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:06,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:06,999 INFO L85 PathProgramCache]: Analyzing trace with hash 985701765, now seen corresponding path program 1 times [2024-11-09 23:05:06,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:06,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937565165] [2024-11-09 23:05:06,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:06,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:05:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:05:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:05:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:05:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:05:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 23:05:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:05:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:05:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:05:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:05:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:05:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 23:05:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 23:05:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 23:05:07,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:07,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937565165] [2024-11-09 23:05:07,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937565165] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:05:07,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470277306] [2024-11-09 23:05:07,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:05:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:05:07,446 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) [2024-11-09 23:05:07,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 23:05:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 23:05:07,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:05:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 23:05:08,065 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:05:08,418 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-09 23:05:08,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470277306] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:05:08,418 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:05:08,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-09 23:05:08,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496079706] [2024-11-09 23:05:08,419 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:05:08,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-09 23:05:08,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:08,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-09 23:05:08,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:05:08,421 INFO L87 Difference]: Start difference. First operand 133981 states and 212048 transitions. Second operand has 32 states, 30 states have (on average 10.3) internal successors, (309), 24 states have internal predecessors, (309), 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)