./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec6_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_spec6_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 3d972cfbd720871733ec5c68c499418657e5e73014fcfa137b0a1c37f3300ef7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 07:45:28,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 07:45:28,877 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 07:45:28,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 07:45:28,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 07:45:28,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 07:45:28,902 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 07:45:28,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 07:45:28,903 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 07:45:28,903 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 07:45:28,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 07:45:28,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 07:45:28,905 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 07:45:28,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 07:45:28,907 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 07:45:28,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 07:45:28,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 07:45:28,908 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 07:45:28,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 07:45:28,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 07:45:28,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 07:45:28,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 07:45:28,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 07:45:28,916 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 07:45:28,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 07:45:28,916 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 07:45:28,916 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 07:45:28,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:45:28,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 07:45:28,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 07:45:28,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 07:45:28,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 07:45:28,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 07:45:28,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 07:45:28,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 07:45:28,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 07:45:28,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 07:45:28,920 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d972cfbd720871733ec5c68c499418657e5e73014fcfa137b0a1c37f3300ef7 [2024-11-16 07:45:29,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 07:45:29,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 07:45:29,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 07:45:29,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 07:45:29,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 07:45:29,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec6_product29.cil.c [2024-11-16 07:45:30,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 07:45:31,032 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 07:45:31,033 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product29.cil.c [2024-11-16 07:45:31,052 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d532b0f55/6e27c57b964545e0935a5cac320b625b/FLAG8e51c28e4 [2024-11-16 07:45:31,306 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d532b0f55/6e27c57b964545e0935a5cac320b625b [2024-11-16 07:45:31,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 07:45:31,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 07:45:31,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 07:45:31,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 07:45:31,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 07:45:31,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:31" (1/1) ... [2024-11-16 07:45:31,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33906271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31, skipping insertion in model container [2024-11-16 07:45:31,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:31" (1/1) ... [2024-11-16 07:45:31,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 07:45:31,840 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_spec6_product29.cil.c[42927,42940] [2024-11-16 07:45:31,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:45:31,943 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 07:45:31,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] [2024-11-16 07:45:31,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [368] [2024-11-16 07:45:31,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptDecrypt_spec.i","") [734] [2024-11-16 07:45:31,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [785] [2024-11-16 07:45:31,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1854] [2024-11-16 07:45:31,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1863] [2024-11-16 07:45:31,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2079] [2024-11-16 07:45:31,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2096] [2024-11-16 07:45:31,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2131] [2024-11-16 07:45:31,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2277] [2024-11-16 07:45:31,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2679] [2024-11-16 07:45:32,032 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_spec6_product29.cil.c[42927,42940] [2024-11-16 07:45:32,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:45:32,160 INFO L204 MainTranslator]: Completed translation [2024-11-16 07:45:32,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32 WrapperNode [2024-11-16 07:45:32,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 07:45:32,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 07:45:32,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 07:45:32,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 07:45:32,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,281 INFO L138 Inliner]: procedures = 132, calls = 216, calls flagged for inlining = 56, calls inlined = 48, statements flattened = 949 [2024-11-16 07:45:32,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 07:45:32,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 07:45:32,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 07:45:32,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 07:45:32,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,309 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,349 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]. [2024-11-16 07:45:32,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,369 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 07:45:32,403 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 07:45:32,404 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 07:45:32,404 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 07:45:32,404 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (1/1) ... [2024-11-16 07:45:32,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:45:32,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:32,451 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) [2024-11-16 07:45:32,454 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 [2024-11-16 07:45:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-16 07:45:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-16 07:45:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-16 07:45:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-16 07:45:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-16 07:45:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-16 07:45:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-16 07:45:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-16 07:45:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-16 07:45:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-16 07:45:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-16 07:45:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-16 07:45:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-16 07:45:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-16 07:45:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-16 07:45:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-16 07:45:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-16 07:45:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-16 07:45:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-16 07:45:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-16 07:45:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-16 07:45:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-16 07:45:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-16 07:45:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-16 07:45:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-16 07:45:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-16 07:45:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-16 07:45:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-16 07:45:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-16 07:45:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-16 07:45:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-16 07:45:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-16 07:45:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-16 07:45:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-16 07:45:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-16 07:45:32,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-16 07:45:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-16 07:45:32,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-16 07:45:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-16 07:45:32,509 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-16 07:45:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-16 07:45:32,510 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-16 07:45:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 07:45:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 07:45:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 07:45:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 07:45:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-16 07:45:32,511 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-16 07:45:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-16 07:45:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-16 07:45:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 07:45:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 07:45:32,731 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 07:45:32,733 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 07:45:32,848 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2586: #res := ~retValue_acc~36; [2024-11-16 07:45:32,859 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2957: #res := ~retValue_acc~43; [2024-11-16 07:45:32,892 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1488: #res#1 := ~retValue_acc~15#1; [2024-11-16 07:45:32,892 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1443-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~14#1; [2024-11-16 07:45:33,032 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1831-1: getClientId_#res#1 := getClientId_~retValue_acc~20#1; [2024-11-16 07:45:33,071 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1712: #res := ~retValue_acc~18; [2024-11-16 07:45:33,085 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1396: #res := ~retValue_acc~13; [2024-11-16 07:45:33,101 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2274-1: createEmail_#res#1 := createEmail_~retValue_acc~27#1; [2024-11-16 07:45:33,110 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L940: #res := ~retValue_acc~7; [2024-11-16 07:45:33,121 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2512: #res := ~retValue_acc~34; [2024-11-16 07:45:33,159 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2549: #res := ~retValue_acc~35; [2024-11-16 07:45:33,167 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2623: #res := ~retValue_acc~37; [2024-11-16 07:45:33,196 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2397: #res := ~retValue_acc~31; [2024-11-16 07:45:33,255 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1266: #res := ~retValue_acc~11; [2024-11-16 07:45:33,570 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1658-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~17#1; [2024-11-16 07:45:33,570 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2914-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~40#1; [2024-11-16 07:45:33,570 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2932-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~42#1; [2024-11-16 07:45:33,570 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2128-1: valid_product_#res#1 := valid_product_~retValue_acc~23#1; [2024-11-16 07:45:33,571 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1551-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~16#1; [2024-11-16 07:45:33,571 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2923-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~41#1; [2024-11-16 07:45:33,578 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2360: #res := ~retValue_acc~30; [2024-11-16 07:45:33,587 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2250: #res#1 := ~retValue_acc~25#1; [2024-11-16 07:45:33,587 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2230-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~24#1; [2024-11-16 07:45:33,743 INFO L? ?]: Removed 507 outVars from TransFormulas that were not future-live. [2024-11-16 07:45:33,743 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 07:45:33,772 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 07:45:33,772 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 07:45:33,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:45:33 BoogieIcfgContainer [2024-11-16 07:45:33,773 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 07:45:33,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 07:45:33,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 07:45:33,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 07:45:33,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:45:31" (1/3) ... [2024-11-16 07:45:33,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688767d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:45:33, skipping insertion in model container [2024-11-16 07:45:33,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:32" (2/3) ... [2024-11-16 07:45:33,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688767d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:45:33, skipping insertion in model container [2024-11-16 07:45:33,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:45:33" (3/3) ... [2024-11-16 07:45:33,786 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec6_product29.cil.c [2024-11-16 07:45:33,803 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 07:45:33,804 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 07:45:33,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 07:45:33,889 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;@546916c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 07:45:33,889 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 07:45:33,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 426 states, 331 states have (on average 1.5287009063444108) internal successors, (506), 336 states have internal predecessors, (506), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-16 07:45:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-16 07:45:33,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:33,918 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:33,919 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:33,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:33,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1541901832, now seen corresponding path program 1 times [2024-11-16 07:45:33,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:33,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390214310] [2024-11-16 07:45:33,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:45:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:45:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:45:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 07:45:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 07:45:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:45:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:45:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:45:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:45:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:45:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:45:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:45:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:45:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:45:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:45:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:45:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:45:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:45:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-16 07:45:34,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:34,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390214310] [2024-11-16 07:45:34,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390214310] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:34,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726673294] [2024-11-16 07:45:34,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:34,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:34,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:34,816 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) [2024-11-16 07:45:34,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 07:45:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 07:45:35,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:45:35,242 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:45:35,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726673294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:35,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:45:35,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-16 07:45:35,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858270918] [2024-11-16 07:45:35,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:35,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 07:45:35,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:35,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 07:45:35,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:45:35,284 INFO L87 Difference]: Start difference. First operand has 426 states, 331 states have (on average 1.5287009063444108) internal successors, (506), 336 states have internal predecessors, (506), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:35,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:35,373 INFO L93 Difference]: Finished difference Result 652 states and 958 transitions. [2024-11-16 07:45:35,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 07:45:35,378 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 155 [2024-11-16 07:45:35,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:35,394 INFO L225 Difference]: With dead ends: 652 [2024-11-16 07:45:35,395 INFO L226 Difference]: Without dead ends: 418 [2024-11-16 07:45:35,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:45:35,408 INFO L432 NwaCegarLoop]: 631 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, 631 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 [2024-11-16 07:45:35,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:45:35,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-16 07:45:35,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2024-11-16 07:45:35,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 324 states have (on average 1.5246913580246915) internal successors, (494), 328 states have internal predecessors, (494), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-16 07:45:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 623 transitions. [2024-11-16 07:45:35,495 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 623 transitions. Word has length 155 [2024-11-16 07:45:35,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:35,497 INFO L471 AbstractCegarLoop]: Abstraction has 418 states and 623 transitions. [2024-11-16 07:45:35,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 623 transitions. [2024-11-16 07:45:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-16 07:45:35,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:35,502 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:35,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 07:45:35,703 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 [2024-11-16 07:45:35,703 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:35,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:35,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1810950442, now seen corresponding path program 1 times [2024-11-16 07:45:35,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:35,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963230236] [2024-11-16 07:45:35,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:35,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:45:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:45:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:35,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:45:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 07:45:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 07:45:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:45:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:45:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:45:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:45:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:45:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:45:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:45:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:45:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:45:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:45:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:45:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:45:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 07:45:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-16 07:45:36,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:36,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963230236] [2024-11-16 07:45:36,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963230236] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:36,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022447431] [2024-11-16 07:45:36,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:36,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:36,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:36,076 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) [2024-11-16 07:45:36,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 07:45:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 1258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-16 07:45:36,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:45:36,462 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:45:36,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022447431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:36,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:45:36,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:45:36,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670896211] [2024-11-16 07:45:36,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:36,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:45:36,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:36,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:45:36,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:45:36,468 INFO L87 Difference]: Start difference. First operand 418 states and 623 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:36,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:36,530 INFO L93 Difference]: Finished difference Result 642 states and 936 transitions. [2024-11-16 07:45:36,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:45:36,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 158 [2024-11-16 07:45:36,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:36,535 INFO L225 Difference]: With dead ends: 642 [2024-11-16 07:45:36,535 INFO L226 Difference]: Without dead ends: 422 [2024-11-16 07:45:36,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:45:36,541 INFO L432 NwaCegarLoop]: 622 mSDtfsCounter, 0 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1242 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 [2024-11-16 07:45:36,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1242 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:45:36,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2024-11-16 07:45:36,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2024-11-16 07:45:36,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 328 states have (on average 1.5182926829268293) internal successors, (498), 332 states have internal predecessors, (498), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-16 07:45:36,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 627 transitions. [2024-11-16 07:45:36,565 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 627 transitions. Word has length 158 [2024-11-16 07:45:36,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:36,565 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 627 transitions. [2024-11-16 07:45:36,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 627 transitions. [2024-11-16 07:45:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-16 07:45:36,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:36,569 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:36,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-16 07:45:36,773 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 [2024-11-16 07:45:36,774 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:36,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:36,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1647971556, now seen corresponding path program 1 times [2024-11-16 07:45:36,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:36,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323894479] [2024-11-16 07:45:36,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:36,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:45:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:45:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:36,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:45:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 07:45:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 07:45:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:45:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:45:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:45:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:45:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:45:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:45:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:45:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 07:45:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:45:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:45:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:45:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:45:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 07:45:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-16 07:45:37,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:37,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323894479] [2024-11-16 07:45:37,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323894479] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:37,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138348438] [2024-11-16 07:45:37,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:37,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:37,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:37,055 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) [2024-11-16 07:45:37,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 07:45:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:45:37,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:45:37,448 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:45:37,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138348438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:37,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:45:37,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:45:37,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990218251] [2024-11-16 07:45:37,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:37,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:45:37,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:37,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:45:37,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:45:37,451 INFO L87 Difference]: Start difference. First operand 422 states and 627 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:37,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:37,499 INFO L93 Difference]: Finished difference Result 896 states and 1347 transitions. [2024-11-16 07:45:37,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:45:37,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 166 [2024-11-16 07:45:37,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:37,505 INFO L225 Difference]: With dead ends: 896 [2024-11-16 07:45:37,505 INFO L226 Difference]: Without dead ends: 503 [2024-11-16 07:45:37,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:45:37,508 INFO L432 NwaCegarLoop]: 647 mSDtfsCounter, 136 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 1225 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 [2024-11-16 07:45:37,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 1225 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:45:37,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2024-11-16 07:45:37,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 495. [2024-11-16 07:45:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 387 states have (on average 1.524547803617571) internal successors, (590), 391 states have internal predecessors, (590), 79 states have call successors, (79), 28 states have call predecessors, (79), 28 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2024-11-16 07:45:37,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 747 transitions. [2024-11-16 07:45:37,556 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 747 transitions. Word has length 166 [2024-11-16 07:45:37,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:37,557 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 747 transitions. [2024-11-16 07:45:37,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 747 transitions. [2024-11-16 07:45:37,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-16 07:45:37,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:37,561 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:37,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 07:45:37,765 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 [2024-11-16 07:45:37,766 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:37,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:37,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1904225127, now seen corresponding path program 1 times [2024-11-16 07:45:37,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:37,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887500117] [2024-11-16 07:45:37,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:37,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:37,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:45:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:45:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:45:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-16 07:45:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:45:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 07:45:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:45:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:45:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:45:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:45:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:45:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:45:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:45:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:45:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 07:45:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-16 07:45:38,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:38,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887500117] [2024-11-16 07:45:38,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887500117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:38,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196020371] [2024-11-16 07:45:38,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:38,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:38,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:38,070 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) [2024-11-16 07:45:38,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 07:45:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 07:45:38,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-16 07:45:38,465 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:45:38,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196020371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:38,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:45:38,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-16 07:45:38,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270779150] [2024-11-16 07:45:38,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:38,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:45:38,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:38,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:45:38,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:45:38,468 INFO L87 Difference]: Start difference. First operand 495 states and 747 transitions. Second operand has 5 states, 4 states have (on average 23.5) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-16 07:45:38,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:38,536 INFO L93 Difference]: Finished difference Result 981 states and 1484 transitions. [2024-11-16 07:45:38,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:45:38,537 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.5) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 148 [2024-11-16 07:45:38,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:38,541 INFO L225 Difference]: With dead ends: 981 [2024-11-16 07:45:38,541 INFO L226 Difference]: Without dead ends: 497 [2024-11-16 07:45:38,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:45:38,545 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 2 mSDsluCounter, 1834 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2449 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 [2024-11-16 07:45:38,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2449 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:45:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-11-16 07:45:38,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 497. [2024-11-16 07:45:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 388 states have (on average 1.5231958762886597) internal successors, (591), 393 states have internal predecessors, (591), 79 states have call successors, (79), 28 states have call predecessors, (79), 29 states have return successors, (80), 77 states have call predecessors, (80), 78 states have call successors, (80) [2024-11-16 07:45:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 750 transitions. [2024-11-16 07:45:38,568 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 750 transitions. Word has length 148 [2024-11-16 07:45:38,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:38,569 INFO L471 AbstractCegarLoop]: Abstraction has 497 states and 750 transitions. [2024-11-16 07:45:38,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.5) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-16 07:45:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 750 transitions. [2024-11-16 07:45:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-16 07:45:38,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:38,573 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:38,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 07:45:38,774 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 [2024-11-16 07:45:38,774 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:38,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:38,775 INFO L85 PathProgramCache]: Analyzing trace with hash -190596861, now seen corresponding path program 1 times [2024-11-16 07:45:38,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:38,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134182327] [2024-11-16 07:45:38,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:38,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:38,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-16 07:45:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-16 07:45:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 07:45:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:45:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 07:45:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:45:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:45:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:45:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:45:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:45:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:45:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:45:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:45:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:45:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-16 07:45:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:45:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 07:45:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-16 07:45:39,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:39,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134182327] [2024-11-16 07:45:39,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134182327] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:39,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115754696] [2024-11-16 07:45:39,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:39,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:39,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:39,057 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) [2024-11-16 07:45:39,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 07:45:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 07:45:39,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:39,464 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-16 07:45:39,464 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:45:39,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115754696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:39,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:45:39,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-16 07:45:39,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163348110] [2024-11-16 07:45:39,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:39,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:45:39,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:39,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:45:39,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:45:39,467 INFO L87 Difference]: Start difference. First operand 497 states and 750 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:39,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:39,534 INFO L93 Difference]: Finished difference Result 983 states and 1489 transitions. [2024-11-16 07:45:39,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:45:39,537 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 168 [2024-11-16 07:45:39,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:39,540 INFO L225 Difference]: With dead ends: 983 [2024-11-16 07:45:39,540 INFO L226 Difference]: Without dead ends: 499 [2024-11-16 07:45:39,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:45:39,542 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 2 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2435 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 [2024-11-16 07:45:39,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2435 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:45:39,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2024-11-16 07:45:39,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2024-11-16 07:45:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 389 states have (on average 1.5218508997429305) internal successors, (592), 395 states have internal predecessors, (592), 79 states have call successors, (79), 28 states have call predecessors, (79), 30 states have return successors, (85), 77 states have call predecessors, (85), 78 states have call successors, (85) [2024-11-16 07:45:39,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 756 transitions. [2024-11-16 07:45:39,565 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 756 transitions. Word has length 168 [2024-11-16 07:45:39,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:39,565 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 756 transitions. [2024-11-16 07:45:39,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:39,565 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 756 transitions. [2024-11-16 07:45:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-16 07:45:39,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:39,569 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:39,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 07:45:39,770 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 [2024-11-16 07:45:39,770 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:39,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:39,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1564925778, now seen corresponding path program 1 times [2024-11-16 07:45:39,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:39,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635342641] [2024-11-16 07:45:39,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:39,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:39,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 07:45:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:45:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 07:45:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 07:45:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:45:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:45:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:45:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:45:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:45:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:45:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:45:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:45:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:45:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:45:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:45:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:45:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-16 07:45:40,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:40,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635342641] [2024-11-16 07:45:40,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635342641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:40,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:40,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:45:40,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161416939] [2024-11-16 07:45:40,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:40,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:45:40,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:40,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:45:40,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:45:40,052 INFO L87 Difference]: Start difference. First operand 499 states and 756 transitions. Second operand has 9 states, 8 states have (on average 12.375) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:42,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:42,304 INFO L93 Difference]: Finished difference Result 1083 states and 1661 transitions. [2024-11-16 07:45:42,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:45:42,305 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.375) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 169 [2024-11-16 07:45:42,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:42,309 INFO L225 Difference]: With dead ends: 1083 [2024-11-16 07:45:42,309 INFO L226 Difference]: Without dead ends: 607 [2024-11-16 07:45:42,315 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:45:42,315 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1362 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 2634 mSolverCounterSat, 445 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 3079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 445 IncrementalHoareTripleChecker+Valid, 2634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:42,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1363 Valid, 1362 Invalid, 3079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [445 Valid, 2634 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-16 07:45:42,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-16 07:45:42,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 499. [2024-11-16 07:45:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 389 states have (on average 1.5218508997429305) internal successors, (592), 395 states have internal predecessors, (592), 79 states have call successors, (79), 28 states have call predecessors, (79), 30 states have return successors, (84), 77 states have call predecessors, (84), 78 states have call successors, (84) [2024-11-16 07:45:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 755 transitions. [2024-11-16 07:45:42,356 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 755 transitions. Word has length 169 [2024-11-16 07:45:42,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:42,357 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 755 transitions. [2024-11-16 07:45:42,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.375) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 755 transitions. [2024-11-16 07:45:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-16 07:45:42,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:42,360 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] [2024-11-16 07:45:42,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 07:45:42,361 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:42,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:42,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1756049821, now seen corresponding path program 2 times [2024-11-16 07:45:42,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:42,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501767260] [2024-11-16 07:45:42,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:42,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 07:45:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 07:45:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 07:45:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 07:45:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:45:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:45:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 07:45:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:45:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 07:45:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:45:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:45:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:45:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:45:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 07:45:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:45:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:45:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-16 07:45:42,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:42,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501767260] [2024-11-16 07:45:42,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501767260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:42,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:42,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:45:42,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806567297] [2024-11-16 07:45:42,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:42,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:45:42,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:42,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:45:42,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:45:42,595 INFO L87 Difference]: Start difference. First operand 499 states and 755 transitions. Second operand has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:44,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:44,748 INFO L93 Difference]: Finished difference Result 1085 states and 1664 transitions. [2024-11-16 07:45:44,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:45:44,749 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 170 [2024-11-16 07:45:44,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:44,753 INFO L225 Difference]: With dead ends: 1085 [2024-11-16 07:45:44,753 INFO L226 Difference]: Without dead ends: 609 [2024-11-16 07:45:44,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:45:44,756 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1355 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 2630 mSolverCounterSat, 432 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 3062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 432 IncrementalHoareTripleChecker+Valid, 2630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:44,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1356 Valid, 1362 Invalid, 3062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [432 Valid, 2630 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-16 07:45:44,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2024-11-16 07:45:44,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 501. [2024-11-16 07:45:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 390 states have (on average 1.5205128205128204) internal successors, (593), 397 states have internal predecessors, (593), 79 states have call successors, (79), 28 states have call predecessors, (79), 31 states have return successors, (86), 77 states have call predecessors, (86), 78 states have call successors, (86) [2024-11-16 07:45:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 758 transitions. [2024-11-16 07:45:44,805 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 758 transitions. Word has length 170 [2024-11-16 07:45:44,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:44,806 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 758 transitions. [2024-11-16 07:45:44,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:45:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 758 transitions. [2024-11-16 07:45:44,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-16 07:45:44,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:44,809 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:44,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 07:45:44,809 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:44,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:44,810 INFO L85 PathProgramCache]: Analyzing trace with hash -238817263, now seen corresponding path program 1 times [2024-11-16 07:45:44,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:44,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599033007] [2024-11-16 07:45:44,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:44,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:44,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 07:45:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 07:45:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:45:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:45:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:45:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:45:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:45:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:45:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:45:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:45:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:45:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:45:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:45:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 07:45:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 07:45:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-16 07:45:45,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:45,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599033007] [2024-11-16 07:45:45,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599033007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:45,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:45,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:45:45,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176772981] [2024-11-16 07:45:45,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:45,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:45:45,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:45,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:45:45,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:45:45,110 INFO L87 Difference]: Start difference. First operand 501 states and 758 transitions. Second operand has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-16 07:45:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:47,743 INFO L93 Difference]: Finished difference Result 1083 states and 1659 transitions. [2024-11-16 07:45:47,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:45:47,744 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 171 [2024-11-16 07:45:47,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:47,748 INFO L225 Difference]: With dead ends: 1083 [2024-11-16 07:45:47,748 INFO L226 Difference]: Without dead ends: 609 [2024-11-16 07:45:47,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-16 07:45:47,750 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1360 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 4469 mSolverCounterSat, 435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 4904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 4469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:47,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1361 Valid, 1889 Invalid, 4904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [435 Valid, 4469 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-16 07:45:47,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2024-11-16 07:45:47,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 501. [2024-11-16 07:45:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 390 states have (on average 1.5205128205128204) internal successors, (593), 397 states have internal predecessors, (593), 79 states have call successors, (79), 28 states have call predecessors, (79), 31 states have return successors, (85), 77 states have call predecessors, (85), 78 states have call successors, (85) [2024-11-16 07:45:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 757 transitions. [2024-11-16 07:45:47,793 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 757 transitions. Word has length 171 [2024-11-16 07:45:47,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:47,794 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 757 transitions. [2024-11-16 07:45:47,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-16 07:45:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 757 transitions. [2024-11-16 07:45:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-16 07:45:47,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:47,797 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] [2024-11-16 07:45:47,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 07:45:47,797 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:47,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:47,798 INFO L85 PathProgramCache]: Analyzing trace with hash -389401241, now seen corresponding path program 1 times [2024-11-16 07:45:47,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:47,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151391736] [2024-11-16 07:45:47,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:47,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:47,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:45:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:45:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:45:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:45:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:45:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:45:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 07:45:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:45:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 07:45:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:45:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:45:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:45:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-16 07:45:48,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:48,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151391736] [2024-11-16 07:45:48,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151391736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:48,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:48,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:45:48,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485830766] [2024-11-16 07:45:48,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:48,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:45:48,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:48,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:45:48,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:45:48,063 INFO L87 Difference]: Start difference. First operand 501 states and 757 transitions. Second operand has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-16 07:45:50,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:50,535 INFO L93 Difference]: Finished difference Result 1085 states and 1665 transitions. [2024-11-16 07:45:50,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:45:50,535 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 153 [2024-11-16 07:45:50,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:50,540 INFO L225 Difference]: With dead ends: 1085 [2024-11-16 07:45:50,541 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 07:45:50,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-16 07:45:50,543 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1357 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 4496 mSolverCounterSat, 438 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1359 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 4934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 438 IncrementalHoareTripleChecker+Valid, 4496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:50,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1359 Valid, 1888 Invalid, 4934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [438 Valid, 4496 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-16 07:45:50,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 07:45:50,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 503. [2024-11-16 07:45:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 391 states have (on average 1.5191815856777493) internal successors, (594), 399 states have internal predecessors, (594), 79 states have call successors, (79), 28 states have call predecessors, (79), 32 states have return successors, (90), 77 states have call predecessors, (90), 78 states have call successors, (90) [2024-11-16 07:45:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 763 transitions. [2024-11-16 07:45:50,606 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 763 transitions. Word has length 153 [2024-11-16 07:45:50,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:50,608 INFO L471 AbstractCegarLoop]: Abstraction has 503 states and 763 transitions. [2024-11-16 07:45:50,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-16 07:45:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 763 transitions. [2024-11-16 07:45:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 07:45:50,612 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:50,612 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:50,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 07:45:50,612 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:50,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:50,613 INFO L85 PathProgramCache]: Analyzing trace with hash -388011448, now seen corresponding path program 1 times [2024-11-16 07:45:50,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:50,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639732035] [2024-11-16 07:45:50,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:50,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:45:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-16 07:45:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:45:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:45:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:45:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:45:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:45:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:45:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:45:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:45:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 07:45:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:45:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-16 07:45:50,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:50,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639732035] [2024-11-16 07:45:50,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639732035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:50,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:50,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:45:50,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354334520] [2024-11-16 07:45:50,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:50,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:45:50,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:50,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:45:50,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:45:50,828 INFO L87 Difference]: Start difference. First operand 503 states and 763 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-16 07:45:52,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:52,630 INFO L93 Difference]: Finished difference Result 1087 states and 1668 transitions. [2024-11-16 07:45:52,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 07:45:52,630 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 154 [2024-11-16 07:45:52,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:52,635 INFO L225 Difference]: With dead ends: 1087 [2024-11-16 07:45:52,635 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 07:45:52,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-11-16 07:45:52,637 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 1361 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 2619 mSolverCounterSat, 446 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1362 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 3065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 446 IncrementalHoareTripleChecker+Valid, 2619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:52,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1362 Valid, 1353 Invalid, 3065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [446 Valid, 2619 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:45:52,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 07:45:52,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 503. [2024-11-16 07:45:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 391 states have (on average 1.5191815856777493) internal successors, (594), 399 states have internal predecessors, (594), 79 states have call successors, (79), 28 states have call predecessors, (79), 32 states have return successors, (90), 77 states have call predecessors, (90), 78 states have call successors, (90) [2024-11-16 07:45:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 763 transitions. [2024-11-16 07:45:52,674 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 763 transitions. Word has length 154 [2024-11-16 07:45:52,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:52,674 INFO L471 AbstractCegarLoop]: Abstraction has 503 states and 763 transitions. [2024-11-16 07:45:52,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-16 07:45:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 763 transitions. [2024-11-16 07:45:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-16 07:45:52,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:52,677 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:45:52,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 07:45:52,678 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:52,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:52,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1717673076, now seen corresponding path program 1 times [2024-11-16 07:45:52,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:52,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054989607] [2024-11-16 07:45:52,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:52,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:45:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-16 07:45:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:45:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:45:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:45:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:45:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:45:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:45:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:45:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:45:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:45:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:45:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:45:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:45:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 07:45:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:45:52,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:52,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054989607] [2024-11-16 07:45:52,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054989607] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:45:52,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966567313] [2024-11-16 07:45:52,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:52,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:52,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:45:52,857 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) [2024-11-16 07:45:52,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 07:45:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:53,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 1284 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:45:53,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:45:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:45:53,224 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 07:45:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:45:53,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966567313] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 07:45:53,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 07:45:53,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-16 07:45:53,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031245601] [2024-11-16 07:45:53,337 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 07:45:53,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 07:45:53,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:53,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 07:45:53,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-16 07:45:53,339 INFO L87 Difference]: Start difference. First operand 503 states and 763 transitions. Second operand has 11 states, 11 states have (on average 14.363636363636363) internal successors, (158), 7 states have internal predecessors, (158), 2 states have call successors, (49), 6 states have call predecessors, (49), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-16 07:45:55,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:55,098 INFO L93 Difference]: Finished difference Result 1305 states and 2066 transitions. [2024-11-16 07:45:55,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 07:45:55,099 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.363636363636363) internal successors, (158), 7 states have internal predecessors, (158), 2 states have call successors, (49), 6 states have call predecessors, (49), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 173 [2024-11-16 07:45:55,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:55,107 INFO L225 Difference]: With dead ends: 1305 [2024-11-16 07:45:55,108 INFO L226 Difference]: Without dead ends: 1085 [2024-11-16 07:45:55,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:45:55,110 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 1878 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 2225 mSolverCounterSat, 620 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 1610 SdHoareTripleChecker+Invalid, 2845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 620 IncrementalHoareTripleChecker+Valid, 2225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:55,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1932 Valid, 1610 Invalid, 2845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [620 Valid, 2225 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-16 07:45:55,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-11-16 07:45:55,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 953. [2024-11-16 07:45:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 953 states, 762 states have (on average 1.5538057742782152) internal successors, (1184), 770 states have internal predecessors, (1184), 158 states have call successors, (158), 28 states have call predecessors, (158), 32 states have return successors, (179), 156 states have call predecessors, (179), 157 states have call successors, (179) [2024-11-16 07:45:55,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 1521 transitions. [2024-11-16 07:45:55,166 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 1521 transitions. Word has length 173 [2024-11-16 07:45:55,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:55,167 INFO L471 AbstractCegarLoop]: Abstraction has 953 states and 1521 transitions. [2024-11-16 07:45:55,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.363636363636363) internal successors, (158), 7 states have internal predecessors, (158), 2 states have call successors, (49), 6 states have call predecessors, (49), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-16 07:45:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1521 transitions. [2024-11-16 07:45:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 07:45:55,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:55,172 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:45:55,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 07:45:55,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:45:55,372 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:55,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:55,373 INFO L85 PathProgramCache]: Analyzing trace with hash -2131911646, now seen corresponding path program 1 times [2024-11-16 07:45:55,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:55,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066371068] [2024-11-16 07:45:55,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:55,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:45:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:45:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:45:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:45:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:45:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:45:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:45:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:45:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:45:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:45:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:45:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:45:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 07:45:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 07:45:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 07:45:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:45:55,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066371068] [2024-11-16 07:45:55,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066371068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:55,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:55,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:45:55,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508964934] [2024-11-16 07:45:55,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:55,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:45:55,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:55,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:45:55,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:45:55,516 INFO L87 Difference]: Start difference. First operand 953 states and 1521 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:57,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:57,231 INFO L93 Difference]: Finished difference Result 2399 states and 3907 transitions. [2024-11-16 07:45:57,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:45:57,231 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 186 [2024-11-16 07:45:57,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:57,241 INFO L225 Difference]: With dead ends: 2399 [2024-11-16 07:45:57,241 INFO L226 Difference]: Without dead ends: 1518 [2024-11-16 07:45:57,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:45:57,245 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1492 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 1473 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 1045 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 1473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:57,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1511 Valid, 1045 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 1473 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:45:57,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2024-11-16 07:45:57,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 1402. [2024-11-16 07:45:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1402 states, 1132 states have (on average 1.5574204946996466) internal successors, (1763), 1140 states have internal predecessors, (1763), 237 states have call successors, (237), 28 states have call predecessors, (237), 32 states have return successors, (268), 235 states have call predecessors, (268), 236 states have call successors, (268) [2024-11-16 07:45:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1402 states and 2268 transitions. [2024-11-16 07:45:57,322 INFO L78 Accepts]: Start accepts. Automaton has 1402 states and 2268 transitions. Word has length 186 [2024-11-16 07:45:57,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:57,323 INFO L471 AbstractCegarLoop]: Abstraction has 1402 states and 2268 transitions. [2024-11-16 07:45:57,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:45:57,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2268 transitions. [2024-11-16 07:45:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-16 07:45:57,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:57,330 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2024-11-16 07:45:57,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 07:45:57,330 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:57,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:57,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1159944699, now seen corresponding path program 1 times [2024-11-16 07:45:57,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:57,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270862889] [2024-11-16 07:45:57,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:57,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:45:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:45:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:45:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:45:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:45:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:45:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:45:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:45:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:45:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-16 07:45:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:45:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 07:45:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:45:57,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:57,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270862889] [2024-11-16 07:45:57,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270862889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:57,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:57,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:45:57,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300432961] [2024-11-16 07:45:57,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:57,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:45:57,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:57,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:45:57,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:45:57,458 INFO L87 Difference]: Start difference. First operand 1402 states and 2268 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:45:58,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:45:58,972 INFO L93 Difference]: Finished difference Result 3495 states and 5728 transitions. [2024-11-16 07:45:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:45:58,973 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 168 [2024-11-16 07:45:58,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:45:58,986 INFO L225 Difference]: With dead ends: 3495 [2024-11-16 07:45:58,986 INFO L226 Difference]: Without dead ends: 2226 [2024-11-16 07:45:58,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:45:58,992 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1486 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1504 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:45:58,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1504 Valid, 1044 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 07:45:58,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2226 states. [2024-11-16 07:45:59,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2226 to 2110. [2024-11-16 07:45:59,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2110 states, 1721 states have (on average 1.558396281231842) internal successors, (2682), 1729 states have internal predecessors, (2682), 356 states have call successors, (356), 28 states have call predecessors, (356), 32 states have return successors, (387), 354 states have call predecessors, (387), 355 states have call successors, (387) [2024-11-16 07:45:59,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 2110 states and 3425 transitions. [2024-11-16 07:45:59,093 INFO L78 Accepts]: Start accepts. Automaton has 2110 states and 3425 transitions. Word has length 168 [2024-11-16 07:45:59,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:45:59,093 INFO L471 AbstractCegarLoop]: Abstraction has 2110 states and 3425 transitions. [2024-11-16 07:45:59,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:45:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 3425 transitions. [2024-11-16 07:45:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-16 07:45:59,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:45:59,104 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:45:59,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 07:45:59,104 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:45:59,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:45:59,105 INFO L85 PathProgramCache]: Analyzing trace with hash -748113438, now seen corresponding path program 1 times [2024-11-16 07:45:59,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:45:59,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983943399] [2024-11-16 07:45:59,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:45:59,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:45:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:45:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:45:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:45:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:45:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:45:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:45:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:45:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:45:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:45:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:45:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:45:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:45:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:45:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:45:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:45:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-16 07:45:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:45:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:45:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:45:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:45:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 07:45:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:45:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:45:59,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:45:59,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983943399] [2024-11-16 07:45:59,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983943399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:45:59,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:45:59,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:45:59,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236340238] [2024-11-16 07:45:59,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:45:59,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:45:59,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:45:59,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:45:59,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:45:59,286 INFO L87 Difference]: Start difference. First operand 2110 states and 3425 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:00,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:00,824 INFO L93 Difference]: Finished difference Result 5155 states and 8497 transitions. [2024-11-16 07:46:00,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:00,825 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 188 [2024-11-16 07:46:00,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:00,845 INFO L225 Difference]: With dead ends: 5155 [2024-11-16 07:46:00,845 INFO L226 Difference]: Without dead ends: 3321 [2024-11-16 07:46:00,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:00,854 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1486 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1504 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 1931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:00,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1504 Valid, 998 Invalid, 1931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 07:46:00,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3321 states. [2024-11-16 07:46:01,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3321 to 3205. [2024-11-16 07:46:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3205 states, 2654 states have (on average 1.558779201205727) internal successors, (4137), 2662 states have internal predecessors, (4137), 518 states have call successors, (518), 28 states have call predecessors, (518), 32 states have return successors, (565), 516 states have call predecessors, (565), 517 states have call successors, (565) [2024-11-16 07:46:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 5220 transitions. [2024-11-16 07:46:01,031 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 5220 transitions. Word has length 188 [2024-11-16 07:46:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:01,032 INFO L471 AbstractCegarLoop]: Abstraction has 3205 states and 5220 transitions. [2024-11-16 07:46:01,032 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 5220 transitions. [2024-11-16 07:46:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-16 07:46:01,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:01,047 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:46:01,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 07:46:01,047 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:01,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:01,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1080162680, now seen corresponding path program 1 times [2024-11-16 07:46:01,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:01,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897766131] [2024-11-16 07:46:01,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:01,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:46:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:46:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:46:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:46:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:46:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:46:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 07:46:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:46:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:46:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:46:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:46:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:46:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:46:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:46:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-16 07:46:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:46:01,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:01,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897766131] [2024-11-16 07:46:01,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897766131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:01,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:01,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:01,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313656804] [2024-11-16 07:46:01,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:01,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:01,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:01,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:01,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:01,187 INFO L87 Difference]: Start difference. First operand 3205 states and 5220 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:02,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:02,543 INFO L93 Difference]: Finished difference Result 7792 states and 12894 transitions. [2024-11-16 07:46:02,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:02,543 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 189 [2024-11-16 07:46:02,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:02,600 INFO L225 Difference]: With dead ends: 7792 [2024-11-16 07:46:02,601 INFO L226 Difference]: Without dead ends: 5100 [2024-11-16 07:46:02,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:02,610 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1482 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1500 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:02,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1500 Valid, 999 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 07:46:02,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5100 states. [2024-11-16 07:46:02,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5100 to 4984. [2024-11-16 07:46:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4984 states, 4188 states have (on average 1.558261700095511) internal successors, (6526), 4196 states have internal predecessors, (6526), 763 states have call successors, (763), 28 states have call predecessors, (763), 32 states have return successors, (836), 761 states have call predecessors, (836), 762 states have call successors, (836) [2024-11-16 07:46:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 4984 states and 8125 transitions. [2024-11-16 07:46:02,796 INFO L78 Accepts]: Start accepts. Automaton has 4984 states and 8125 transitions. Word has length 189 [2024-11-16 07:46:02,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:02,796 INFO L471 AbstractCegarLoop]: Abstraction has 4984 states and 8125 transitions. [2024-11-16 07:46:02,797 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 4984 states and 8125 transitions. [2024-11-16 07:46:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-16 07:46:02,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:02,815 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:46:02,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 07:46:02,815 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:02,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:02,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1077571429, now seen corresponding path program 1 times [2024-11-16 07:46:02,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:02,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737041141] [2024-11-16 07:46:02,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:02,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:46:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:46:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:46:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:46:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:46:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:46:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:46:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:46:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:46:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:46:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 07:46:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 07:46:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:46:02,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:02,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737041141] [2024-11-16 07:46:02,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737041141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:02,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:02,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:02,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990897970] [2024-11-16 07:46:02,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:02,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:02,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:02,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:02,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:02,933 INFO L87 Difference]: Start difference. First operand 4984 states and 8125 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:04,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:04,260 INFO L93 Difference]: Finished difference Result 12480 states and 20678 transitions. [2024-11-16 07:46:04,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:04,261 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 171 [2024-11-16 07:46:04,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:04,305 INFO L225 Difference]: With dead ends: 12480 [2024-11-16 07:46:04,305 INFO L226 Difference]: Without dead ends: 8294 [2024-11-16 07:46:04,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:04,322 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1476 mSDsluCounter, 803 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 504 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 1024 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 504 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:04,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1495 Valid, 1024 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [504 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 07:46:04,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8294 states. [2024-11-16 07:46:04,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8294 to 8178. [2024-11-16 07:46:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8178 states, 6889 states have (on average 1.5520394832341413) internal successors, (10692), 6897 states have internal predecessors, (10692), 1256 states have call successors, (1256), 28 states have call predecessors, (1256), 32 states have return successors, (1373), 1254 states have call predecessors, (1373), 1255 states have call successors, (1373) [2024-11-16 07:46:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8178 states to 8178 states and 13321 transitions. [2024-11-16 07:46:04,703 INFO L78 Accepts]: Start accepts. Automaton has 8178 states and 13321 transitions. Word has length 171 [2024-11-16 07:46:04,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:04,704 INFO L471 AbstractCegarLoop]: Abstraction has 8178 states and 13321 transitions. [2024-11-16 07:46:04,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 8178 states and 13321 transitions. [2024-11-16 07:46:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-16 07:46:04,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:04,742 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:46:04,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 07:46:04,742 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:04,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:04,743 INFO L85 PathProgramCache]: Analyzing trace with hash -99187323, now seen corresponding path program 1 times [2024-11-16 07:46:04,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:04,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103211449] [2024-11-16 07:46:04,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:04,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:46:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:46:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:46:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:46:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:46:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:46:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:46:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:46:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:46:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:46:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 07:46:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 07:46:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:46:04,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:04,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103211449] [2024-11-16 07:46:04,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103211449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:04,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:04,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:04,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656431222] [2024-11-16 07:46:04,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:04,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:04,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:04,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:04,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:04,909 INFO L87 Difference]: Start difference. First operand 8178 states and 13321 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:06,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:06,315 INFO L93 Difference]: Finished difference Result 20839 states and 34469 transitions. [2024-11-16 07:46:06,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:06,315 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 172 [2024-11-16 07:46:06,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:06,365 INFO L225 Difference]: With dead ends: 20839 [2024-11-16 07:46:06,365 INFO L226 Difference]: Without dead ends: 13914 [2024-11-16 07:46:06,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:06,391 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1475 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 518 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 1004 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 518 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:06,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 1004 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [518 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 07:46:06,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13914 states. [2024-11-16 07:46:06,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13914 to 13798. [2024-11-16 07:46:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13798 states, 11687 states have (on average 1.5492427483528708) internal successors, (18106), 11695 states have internal predecessors, (18106), 2078 states have call successors, (2078), 28 states have call predecessors, (2078), 32 states have return successors, (2273), 2076 states have call predecessors, (2273), 2077 states have call successors, (2273) [2024-11-16 07:46:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13798 states to 13798 states and 22457 transitions. [2024-11-16 07:46:06,908 INFO L78 Accepts]: Start accepts. Automaton has 13798 states and 22457 transitions. Word has length 172 [2024-11-16 07:46:06,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:06,909 INFO L471 AbstractCegarLoop]: Abstraction has 13798 states and 22457 transitions. [2024-11-16 07:46:06,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 13798 states and 22457 transitions. [2024-11-16 07:46:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-16 07:46:06,945 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:06,945 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:46:06,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 07:46:06,945 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:06,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:06,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1832439550, now seen corresponding path program 1 times [2024-11-16 07:46:06,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:06,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114729362] [2024-11-16 07:46:06,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:06,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:46:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 07:46:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 07:46:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:46:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:46:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:46:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:46:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:46:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:46:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:46:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 07:46:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 07:46:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 07:46:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 07:46:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 07:46:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:46:07,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:07,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114729362] [2024-11-16 07:46:07,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114729362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:07,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:07,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:07,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340755356] [2024-11-16 07:46:07,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:07,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:07,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:07,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:07,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:07,070 INFO L87 Difference]: Start difference. First operand 13798 states and 22457 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:08,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:08,632 INFO L93 Difference]: Finished difference Result 33565 states and 54887 transitions. [2024-11-16 07:46:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:08,632 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 192 [2024-11-16 07:46:08,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:08,720 INFO L225 Difference]: With dead ends: 33565 [2024-11-16 07:46:08,721 INFO L226 Difference]: Without dead ends: 22072 [2024-11-16 07:46:08,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:08,760 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1469 mSDsluCounter, 760 mSDsCounter, 0 mSdLazyCounter, 1444 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 1952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:08,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 974 Invalid, 1952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1444 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:46:08,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22072 states. [2024-11-16 07:46:09,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22072 to 21956. [2024-11-16 07:46:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21956 states, 18642 states have (on average 1.5146979937774916) internal successors, (28237), 18650 states have internal predecessors, (28237), 3281 states have call successors, (3281), 28 states have call predecessors, (3281), 32 states have return successors, (3620), 3279 states have call predecessors, (3620), 3280 states have call successors, (3620) [2024-11-16 07:46:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21956 states to 21956 states and 35138 transitions. [2024-11-16 07:46:09,904 INFO L78 Accepts]: Start accepts. Automaton has 21956 states and 35138 transitions. Word has length 192 [2024-11-16 07:46:09,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:09,905 INFO L471 AbstractCegarLoop]: Abstraction has 21956 states and 35138 transitions. [2024-11-16 07:46:09,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 21956 states and 35138 transitions. [2024-11-16 07:46:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-16 07:46:09,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:09,940 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:46:09,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 07:46:09,941 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:09,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1994249544, now seen corresponding path program 1 times [2024-11-16 07:46:09,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:09,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931247997] [2024-11-16 07:46:09,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:46:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:46:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:46:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:46:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:46:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:46:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:46:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:46:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:46:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:46:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:46:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 07:46:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 07:46:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-16 07:46:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 07:46:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:46:10,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:10,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931247997] [2024-11-16 07:46:10,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931247997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:10,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:10,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:10,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24306470] [2024-11-16 07:46:10,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:10,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:10,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:10,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:10,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:10,070 INFO L87 Difference]: Start difference. First operand 21956 states and 35138 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:12,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:12,029 INFO L93 Difference]: Finished difference Result 58409 states and 94813 transitions. [2024-11-16 07:46:12,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:12,029 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 193 [2024-11-16 07:46:12,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:12,176 INFO L225 Difference]: With dead ends: 58409 [2024-11-16 07:46:12,177 INFO L226 Difference]: Without dead ends: 39508 [2024-11-16 07:46:12,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:12,225 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1468 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 1444 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 1952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:12,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 999 Invalid, 1952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1444 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:46:12,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39508 states. [2024-11-16 07:46:13,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39508 to 39392. [2024-11-16 07:46:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39392 states, 33628 states have (on average 1.508980611395266) internal successors, (50744), 33636 states have internal predecessors, (50744), 5731 states have call successors, (5731), 28 states have call predecessors, (5731), 32 states have return successors, (6344), 5729 states have call predecessors, (6344), 5730 states have call successors, (6344) [2024-11-16 07:46:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39392 states to 39392 states and 62819 transitions. [2024-11-16 07:46:13,955 INFO L78 Accepts]: Start accepts. Automaton has 39392 states and 62819 transitions. Word has length 193 [2024-11-16 07:46:13,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:13,959 INFO L471 AbstractCegarLoop]: Abstraction has 39392 states and 62819 transitions. [2024-11-16 07:46:13,960 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:13,960 INFO L276 IsEmpty]: Start isEmpty. Operand 39392 states and 62819 transitions. [2024-11-16 07:46:14,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-16 07:46:14,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:14,015 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:46:14,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 07:46:14,015 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:14,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:14,016 INFO L85 PathProgramCache]: Analyzing trace with hash 367610107, now seen corresponding path program 1 times [2024-11-16 07:46:14,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:14,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679453996] [2024-11-16 07:46:14,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:14,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:46:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:46:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:46:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:46:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:46:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:46:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:46:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:46:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-16 07:46:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:46:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:46:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:46:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:46:14,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:14,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679453996] [2024-11-16 07:46:14,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679453996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:14,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:14,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:14,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425513069] [2024-11-16 07:46:14,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:14,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:14,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:14,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:14,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:14,138 INFO L87 Difference]: Start difference. First operand 39392 states and 62819 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:17,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:17,200 INFO L93 Difference]: Finished difference Result 107968 states and 174109 transitions. [2024-11-16 07:46:17,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:17,201 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 175 [2024-11-16 07:46:17,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:17,524 INFO L225 Difference]: With dead ends: 107968 [2024-11-16 07:46:17,524 INFO L226 Difference]: Without dead ends: 72690 [2024-11-16 07:46:17,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:17,605 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1464 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 1454 mSolverCounterSat, 499 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1483 SdHoareTripleChecker+Valid, 1029 SdHoareTripleChecker+Invalid, 1953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 499 IncrementalHoareTripleChecker+Valid, 1454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:17,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1483 Valid, 1029 Invalid, 1953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [499 Valid, 1454 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 07:46:17,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72690 states. [2024-11-16 07:46:19,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72690 to 72574. [2024-11-16 07:46:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72574 states, 62297 states have (on average 1.5026726808674575) internal successors, (93612), 62305 states have internal predecessors, (93612), 10244 states have call successors, (10244), 28 states have call predecessors, (10244), 32 states have return successors, (11389), 10242 states have call predecessors, (11389), 10243 states have call successors, (11389) [2024-11-16 07:46:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72574 states to 72574 states and 115245 transitions. [2024-11-16 07:46:20,135 INFO L78 Accepts]: Start accepts. Automaton has 72574 states and 115245 transitions. Word has length 175 [2024-11-16 07:46:20,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:20,136 INFO L471 AbstractCegarLoop]: Abstraction has 72574 states and 115245 transitions. [2024-11-16 07:46:20,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 07:46:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 72574 states and 115245 transitions. [2024-11-16 07:46:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-16 07:46:20,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:20,200 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:46:20,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 07:46:20,201 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:20,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:20,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1638491896, now seen corresponding path program 1 times [2024-11-16 07:46:20,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:20,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252583854] [2024-11-16 07:46:20,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:20,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:46:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:46:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:46:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:46:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:46:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:46:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:46:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:46:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:46:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:46:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:46:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:46:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:46:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-16 07:46:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 07:46:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:46:20,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:20,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252583854] [2024-11-16 07:46:20,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252583854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:20,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:20,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:46:20,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959638204] [2024-11-16 07:46:20,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:20,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:46:20,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:20,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:46:20,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:46:20,328 INFO L87 Difference]: Start difference. First operand 72574 states and 115245 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:23,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:23,895 INFO L93 Difference]: Finished difference Result 136671 states and 220299 transitions. [2024-11-16 07:46:23,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:46:23,896 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 195 [2024-11-16 07:46:23,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:24,430 INFO L225 Difference]: With dead ends: 136671 [2024-11-16 07:46:24,430 INFO L226 Difference]: Without dead ends: 136451 [2024-11-16 07:46:24,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 07:46:24,653 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 1456 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1473 SdHoareTripleChecker+Valid, 1008 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 498 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:24,653 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1473 Valid, 1008 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [498 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-16 07:46:24,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136451 states. [2024-11-16 07:46:28,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136451 to 136335. [2024-11-16 07:46:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136335 states, 117690 states have (on average 1.4956410910017843) internal successors, (176022), 117698 states have internal predecessors, (176022), 18612 states have call successors, (18612), 28 states have call predecessors, (18612), 32 states have return successors, (20803), 18610 states have call predecessors, (20803), 18611 states have call successors, (20803) [2024-11-16 07:46:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136335 states to 136335 states and 215437 transitions. [2024-11-16 07:46:28,744 INFO L78 Accepts]: Start accepts. Automaton has 136335 states and 215437 transitions. Word has length 195 [2024-11-16 07:46:28,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:46:28,745 INFO L471 AbstractCegarLoop]: Abstraction has 136335 states and 215437 transitions. [2024-11-16 07:46:28,745 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 136335 states and 215437 transitions. [2024-11-16 07:46:29,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-16 07:46:29,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:46:29,427 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2024-11-16 07:46:29,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 07:46:29,427 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:46:29,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:46:29,428 INFO L85 PathProgramCache]: Analyzing trace with hash -943503166, now seen corresponding path program 1 times [2024-11-16 07:46:29,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:46:29,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495251642] [2024-11-16 07:46:29,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:46:29,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:46:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:46:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:46:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:46:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:46:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:46:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:46:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:46:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:46:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:46:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:46:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:46:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 07:46:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:46:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:46:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:46:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:46:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:46:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:46:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 07:46:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 07:46:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 07:46:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:46:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:46:29,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:46:29,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495251642] [2024-11-16 07:46:29,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495251642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:46:29,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:46:29,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 07:46:29,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563681817] [2024-11-16 07:46:29,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:46:29,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 07:46:29,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:46:29,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 07:46:29,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:46:29,750 INFO L87 Difference]: Start difference. First operand 136335 states and 215437 transitions. Second operand has 10 states, 10 states have (on average 12.6) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (24), 7 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:46:36,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:46:36,714 INFO L93 Difference]: Finished difference Result 262421 states and 422639 transitions. [2024-11-16 07:46:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 07:46:36,715 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.6) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (24), 7 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2024-11-16 07:46:36,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:46:38,208 INFO L225 Difference]: With dead ends: 262421 [2024-11-16 07:46:38,208 INFO L226 Difference]: Without dead ends: 262209 [2024-11-16 07:46:38,278 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-11-16 07:46:38,279 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 3062 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 3329 mSolverCounterSat, 957 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3080 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 4286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 957 IncrementalHoareTripleChecker+Valid, 3329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-16 07:46:38,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3080 Valid, 1740 Invalid, 4286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [957 Valid, 3329 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-16 07:46:38,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262209 states.