./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6360accf87941df9e6bbc5dca5477ecef598d17cc597fc561012b4ee441ae425 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 02:41:22,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 02:41:22,056 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 02:41:22,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 02:41:22,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 02:41:22,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 02:41:22,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 02:41:22,090 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 02:41:22,091 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 02:41:22,092 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 02:41:22,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 02:41:22,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 02:41:22,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 02:41:22,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 02:41:22,095 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 02:41:22,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 02:41:22,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 02:41:22,096 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 02:41:22,096 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 02:41:22,096 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 02:41:22,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 02:41:22,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 02:41:22,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 02:41:22,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 02:41:22,100 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 02:41:22,100 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 02:41:22,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 02:41:22,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 02:41:22,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 02:41:22,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 02:41:22,101 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 02:41:22,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 02:41:22,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 02:41:22,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 02:41:22,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 02:41:22,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 02:41:22,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 02:41:22,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 02:41:22,103 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 02:41:22,103 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 02:41:22,104 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 02:41:22,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 02:41:22,105 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6360accf87941df9e6bbc5dca5477ecef598d17cc597fc561012b4ee441ae425 [2024-10-11 02:41:22,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 02:41:22,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 02:41:22,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 02:41:22,341 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 02:41:22,341 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 02:41:22,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c [2024-10-11 02:41:23,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 02:41:23,975 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 02:41:23,975 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c [2024-10-11 02:41:23,993 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/afbe8455d/d8a91fea883e48d983578be062bd44d2/FLAGcb0cd84bb [2024-10-11 02:41:24,290 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/afbe8455d/d8a91fea883e48d983578be062bd44d2 [2024-10-11 02:41:24,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 02:41:24,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 02:41:24,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 02:41:24,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 02:41:24,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 02:41:24,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:24,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c36b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24, skipping insertion in model container [2024-10-11 02:41:24,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:24,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 02:41:24,646 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c[12611,12624] [2024-10-11 02:41:24,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 02:41:24,879 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 02:41:24,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] [2024-10-11 02:41:24,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [380] [2024-10-11 02:41:24,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [599] [2024-10-11 02:41:24,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [608] [2024-10-11 02:41:24,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [643] [2024-10-11 02:41:24,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1712] [2024-10-11 02:41:24,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2078] [2024-10-11 02:41:24,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2226] [2024-10-11 02:41:24,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [2628] [2024-10-11 02:41:24,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2647] [2024-10-11 02:41:24,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2664] [2024-10-11 02:41:24,901 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product34.cil.c[12611,12624] [2024-10-11 02:41:24,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 02:41:24,968 INFO L204 MainTranslator]: Completed translation [2024-10-11 02:41:24,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24 WrapperNode [2024-10-11 02:41:24,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 02:41:24,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 02:41:24,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 02:41:24,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 02:41:24,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:24,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,074 INFO L138 Inliner]: procedures = 134, calls = 218, calls flagged for inlining = 62, calls inlined = 59, statements flattened = 1094 [2024-10-11 02:41:25,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 02:41:25,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 02:41:25,075 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 02:41:25,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 02:41:25,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,105 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,157 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]. [2024-10-11 02:41:25,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 02:41:25,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 02:41:25,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 02:41:25,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 02:41:25,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (1/1) ... [2024-10-11 02:41:25,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 02:41:25,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:25,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 02:41:25,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 02:41:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-10-11 02:41:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-10-11 02:41:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-10-11 02:41:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-10-11 02:41:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-10-11 02:41:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-10-11 02:41:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-10-11 02:41:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-10-11 02:41:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-10-11 02:41:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-10-11 02:41:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-10-11 02:41:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-10-11 02:41:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-10-11 02:41:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-10-11 02:41:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-10-11 02:41:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-10-11 02:41:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-10-11 02:41:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-10-11 02:41:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-10-11 02:41:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-10-11 02:41:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-10-11 02:41:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-10-11 02:41:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-10-11 02:41:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-10-11 02:41:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-10-11 02:41:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-10-11 02:41:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-10-11 02:41:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-10-11 02:41:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 02:41:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-10-11 02:41:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-10-11 02:41:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-10-11 02:41:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-10-11 02:41:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-10-11 02:41:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-10-11 02:41:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-10-11 02:41:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-10-11 02:41:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-10-11 02:41:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-10-11 02:41:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-10-11 02:41:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-10-11 02:41:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-10-11 02:41:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-10-11 02:41:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-10-11 02:41:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-10-11 02:41:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-10-11 02:41:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-10-11 02:41:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-10-11 02:41:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-10-11 02:41:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-10-11 02:41:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-10-11 02:41:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-10-11 02:41:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-10-11 02:41:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 02:41:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 02:41:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 02:41:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 02:41:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-10-11 02:41:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-10-11 02:41:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-10-11 02:41:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-10-11 02:41:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 02:41:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 02:41:25,587 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 02:41:25,589 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 02:41:26,351 INFO L? ?]: Removed 580 outVars from TransFormulas that were not future-live. [2024-10-11 02:41:26,352 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 02:41:26,415 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 02:41:26,415 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 02:41:26,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:41:26 BoogieIcfgContainer [2024-10-11 02:41:26,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 02:41:26,447 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 02:41:26,447 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 02:41:26,450 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 02:41:26,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:41:24" (1/3) ... [2024-10-11 02:41:26,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a06a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:41:26, skipping insertion in model container [2024-10-11 02:41:26,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:41:24" (2/3) ... [2024-10-11 02:41:26,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a06a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:41:26, skipping insertion in model container [2024-10-11 02:41:26,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:41:26" (3/3) ... [2024-10-11 02:41:26,453 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product34.cil.c [2024-10-11 02:41:26,467 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 02:41:26,468 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 02:41:26,532 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 02:41:26,538 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;@2faf1295, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 02:41:26,540 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 02:41:26,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 412 states, 312 states have (on average 1.5929487179487178) internal successors, (497), 317 states have internal predecessors, (497), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-11 02:41:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-11 02:41:26,576 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:26,577 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:26,577 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:26,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:26,583 INFO L85 PathProgramCache]: Analyzing trace with hash 686306138, now seen corresponding path program 1 times [2024-10-11 02:41:26,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:26,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158605372] [2024-10-11 02:41:26,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:26,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 02:41:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 02:41:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 02:41:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 02:41:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 02:41:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 02:41:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 02:41:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 02:41:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-11 02:41:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-11 02:41:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 02:41:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 02:41:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 02:41:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 02:41:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 02:41:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-10-11 02:41:27,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:27,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158605372] [2024-10-11 02:41:27,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158605372] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:27,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388340540] [2024-10-11 02:41:27,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:27,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:27,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:27,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:27,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 02:41:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:27,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 02:41:27,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-11 02:41:27,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:41:27,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388340540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:27,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:41:27,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-10-11 02:41:27,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175362174] [2024-10-11 02:41:27,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:27,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 02:41:27,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:27,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 02:41:27,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:41:27,814 INFO L87 Difference]: Start difference. First operand has 412 states, 312 states have (on average 1.5929487179487178) internal successors, (497), 317 states have internal predecessors, (497), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:27,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:27,888 INFO L93 Difference]: Finished difference Result 640 states and 973 transitions. [2024-10-11 02:41:27,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 02:41:27,890 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 146 [2024-10-11 02:41:27,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:27,905 INFO L225 Difference]: With dead ends: 640 [2024-10-11 02:41:27,905 INFO L226 Difference]: Without dead ends: 409 [2024-10-11 02:41:27,913 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:41:27,918 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:27,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 615 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:41:27,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2024-10-11 02:41:27,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 409. [2024-10-11 02:41:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 310 states have (on average 1.5806451612903225) internal successors, (490), 314 states have internal predecessors, (490), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-11 02:41:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 629 transitions. [2024-10-11 02:41:27,980 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 629 transitions. Word has length 146 [2024-10-11 02:41:27,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:27,981 INFO L471 AbstractCegarLoop]: Abstraction has 409 states and 629 transitions. [2024-10-11 02:41:27,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 629 transitions. [2024-10-11 02:41:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 02:41:27,985 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:27,985 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:28,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 02:41:28,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-10-11 02:41:28,186 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:28,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:28,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1632342497, now seen corresponding path program 1 times [2024-10-11 02:41:28,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:28,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040305743] [2024-10-11 02:41:28,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:28,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 02:41:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 02:41:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 02:41:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 02:41:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 02:41:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 02:41:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:41:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 02:41:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 02:41:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:41:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 02:41:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 02:41:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 02:41:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 02:41:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 02:41:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 02:41:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 02:41:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,474 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-10-11 02:41:28,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:28,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040305743] [2024-10-11 02:41:28,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040305743] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:28,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691676224] [2024-10-11 02:41:28,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:28,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:28,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:28,476 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:28,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 02:41:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:28,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 02:41:28,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:28,823 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-10-11 02:41:28,823 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:41:28,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1691676224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:28,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:41:28,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-10-11 02:41:28,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523348787] [2024-10-11 02:41:28,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:28,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 02:41:28,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:28,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 02:41:28,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 02:41:28,827 INFO L87 Difference]: Start difference. First operand 409 states and 629 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:28,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:28,875 INFO L93 Difference]: Finished difference Result 636 states and 957 transitions. [2024-10-11 02:41:28,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 02:41:28,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 165 [2024-10-11 02:41:28,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:28,879 INFO L225 Difference]: With dead ends: 636 [2024-10-11 02:41:28,879 INFO L226 Difference]: Without dead ends: 411 [2024-10-11 02:41:28,880 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 02:41:28,881 INFO L432 NwaCegarLoop]: 612 mSDtfsCounter, 0 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:28,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1223 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:41:28,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-10-11 02:41:28,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 411. [2024-10-11 02:41:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 312 states have (on average 1.5769230769230769) internal successors, (492), 316 states have internal predecessors, (492), 70 states have call successors, (70), 28 states have call predecessors, (70), 28 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-11 02:41:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 631 transitions. [2024-10-11 02:41:28,905 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 631 transitions. Word has length 165 [2024-10-11 02:41:28,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:28,906 INFO L471 AbstractCegarLoop]: Abstraction has 411 states and 631 transitions. [2024-10-11 02:41:28,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 631 transitions. [2024-10-11 02:41:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-11 02:41:28,909 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:28,909 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:28,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 02:41:29,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:29,110 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:29,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:29,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1648535435, now seen corresponding path program 1 times [2024-10-11 02:41:29,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:29,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833644280] [2024-10-11 02:41:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 02:41:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 02:41:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 02:41:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 02:41:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 02:41:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 02:41:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 02:41:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-11 02:41:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:41:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 02:41:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 02:41:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 02:41:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 02:41:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 02:41:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 02:41:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,324 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-11 02:41:29,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:29,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833644280] [2024-10-11 02:41:29,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833644280] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:29,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680047678] [2024-10-11 02:41:29,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:29,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:29,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:29,327 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:29,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 02:41:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:29,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 02:41:29,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-11 02:41:29,642 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:41:29,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680047678] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:29,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:41:29,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-10-11 02:41:29,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700708967] [2024-10-11 02:41:29,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:29,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 02:41:29,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:29,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 02:41:29,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 02:41:29,645 INFO L87 Difference]: Start difference. First operand 411 states and 631 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:29,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:29,692 INFO L93 Difference]: Finished difference Result 870 states and 1354 transitions. [2024-10-11 02:41:29,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 02:41:29,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-10-11 02:41:29,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:29,695 INFO L225 Difference]: With dead ends: 870 [2024-10-11 02:41:29,696 INFO L226 Difference]: Without dead ends: 481 [2024-10-11 02:41:29,697 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 02:41:29,697 INFO L432 NwaCegarLoop]: 629 mSDtfsCounter, 129 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 1199 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:29,698 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 1199 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:41:29,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2024-10-11 02:41:29,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 476. [2024-10-11 02:41:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 363 states have (on average 1.5950413223140496) internal successors, (579), 367 states have internal predecessors, (579), 84 states have call successors, (84), 28 states have call predecessors, (84), 28 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-10-11 02:41:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 746 transitions. [2024-10-11 02:41:29,717 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 746 transitions. Word has length 152 [2024-10-11 02:41:29,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:29,717 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 746 transitions. [2024-10-11 02:41:29,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 746 transitions. [2024-10-11 02:41:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-11 02:41:29,720 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:29,720 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:29,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 02:41:29,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:29,922 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:29,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:29,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1869127562, now seen corresponding path program 1 times [2024-10-11 02:41:29,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:29,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666600169] [2024-10-11 02:41:29,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:29,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 02:41:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 02:41:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 02:41:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-11 02:41:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 02:41:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 02:41:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 02:41:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 02:41:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 02:41:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 02:41:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 02:41:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 02:41:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 02:41:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 02:41:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 02:41:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 02:41:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 02:41:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-10-11 02:41:30,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:30,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666600169] [2024-10-11 02:41:30,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666600169] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:30,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034634921] [2024-10-11 02:41:30,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:30,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:30,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:30,175 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:30,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 02:41:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 02:41:30,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-11 02:41:30,484 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:41:30,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034634921] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:30,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:41:30,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-10-11 02:41:30,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024971242] [2024-10-11 02:41:30,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:30,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 02:41:30,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:30,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 02:41:30,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-11 02:41:30,486 INFO L87 Difference]: Start difference. First operand 476 states and 746 transitions. Second operand has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:41:30,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:30,566 INFO L93 Difference]: Finished difference Result 947 states and 1486 transitions. [2024-10-11 02:41:30,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 02:41:30,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2024-10-11 02:41:30,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:30,569 INFO L225 Difference]: With dead ends: 947 [2024-10-11 02:41:30,569 INFO L226 Difference]: Without dead ends: 478 [2024-10-11 02:41:30,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-11 02:41:30,596 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 2 mSDsluCounter, 1801 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:30,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2405 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 02:41:30,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2024-10-11 02:41:30,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 478. [2024-10-11 02:41:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 364 states have (on average 1.5934065934065933) internal successors, (580), 369 states have internal predecessors, (580), 84 states have call successors, (84), 28 states have call predecessors, (84), 29 states have return successors, (85), 82 states have call predecessors, (85), 83 states have call successors, (85) [2024-10-11 02:41:30,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 749 transitions. [2024-10-11 02:41:30,620 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 749 transitions. Word has length 171 [2024-10-11 02:41:30,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:30,621 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 749 transitions. [2024-10-11 02:41:30,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:41:30,622 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 749 transitions. [2024-10-11 02:41:30,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-11 02:41:30,623 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:30,624 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-11 02:41:30,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 02:41:30,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:30,825 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:30,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:30,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1020615079, now seen corresponding path program 1 times [2024-10-11 02:41:30,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:30,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902099913] [2024-10-11 02:41:30,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:30,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:30,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 02:41:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 02:41:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-11 02:41:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 02:41:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 02:41:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 02:41:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 02:41:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 02:41:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 02:41:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 02:41:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 02:41:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 02:41:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 02:41:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 02:41:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-11 02:41:31,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:31,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902099913] [2024-10-11 02:41:31,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902099913] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:31,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044445123] [2024-10-11 02:41:31,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:31,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:31,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:31,075 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:31,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 02:41:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 02:41:31,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:31,370 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-11 02:41:31,370 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:41:31,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044445123] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:31,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:41:31,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-10-11 02:41:31,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301466597] [2024-10-11 02:41:31,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:31,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 02:41:31,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:31,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 02:41:31,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-10-11 02:41:31,372 INFO L87 Difference]: Start difference. First operand 478 states and 749 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:31,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:31,454 INFO L93 Difference]: Finished difference Result 949 states and 1491 transitions. [2024-10-11 02:41:31,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 02:41:31,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 154 [2024-10-11 02:41:31,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:31,457 INFO L225 Difference]: With dead ends: 949 [2024-10-11 02:41:31,457 INFO L226 Difference]: Without dead ends: 480 [2024-10-11 02:41:31,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-10-11 02:41:31,459 INFO L432 NwaCegarLoop]: 602 mSDtfsCounter, 2 mSDsluCounter, 1789 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2391 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:31,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2391 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 02:41:31,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-10-11 02:41:31,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 480. [2024-10-11 02:41:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 365 states have (on average 1.5917808219178082) internal successors, (581), 371 states have internal predecessors, (581), 84 states have call successors, (84), 28 states have call predecessors, (84), 30 states have return successors, (90), 82 states have call predecessors, (90), 83 states have call successors, (90) [2024-10-11 02:41:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 755 transitions. [2024-10-11 02:41:31,472 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 755 transitions. Word has length 154 [2024-10-11 02:41:31,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:31,472 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 755 transitions. [2024-10-11 02:41:31,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 755 transitions. [2024-10-11 02:41:31,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-11 02:41:31,475 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:31,475 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:31,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 02:41:31,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:31,676 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:31,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:31,676 INFO L85 PathProgramCache]: Analyzing trace with hash -189852277, now seen corresponding path program 1 times [2024-10-11 02:41:31,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:31,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360374730] [2024-10-11 02:41:31,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 02:41:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 02:41:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 02:41:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:41:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 02:41:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 02:41:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 02:41:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 02:41:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:41:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 02:41:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-11 02:41:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 02:41:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 02:41:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 02:41:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 02:41:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 02:41:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-10-11 02:41:31,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:31,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360374730] [2024-10-11 02:41:31,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360374730] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:31,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:31,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 02:41:31,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484606493] [2024-10-11 02:41:31,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:31,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 02:41:31,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:31,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 02:41:31,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:41:31,903 INFO L87 Difference]: Start difference. First operand 480 states and 755 transitions. Second operand has 9 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:41:34,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:34,111 INFO L93 Difference]: Finished difference Result 1113 states and 1777 transitions. [2024-10-11 02:41:34,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 02:41:34,112 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) Word has length 173 [2024-10-11 02:41:34,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:34,115 INFO L225 Difference]: With dead ends: 1113 [2024-10-11 02:41:34,115 INFO L226 Difference]: Without dead ends: 652 [2024-10-11 02:41:34,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-10-11 02:41:34,117 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 1439 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 3099 mSolverCounterSat, 541 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 3640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 541 IncrementalHoareTripleChecker+Valid, 3099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:34,117 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1440 Valid, 1197 Invalid, 3640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [541 Valid, 3099 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-11 02:41:34,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2024-10-11 02:41:34,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 480. [2024-10-11 02:41:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 365 states have (on average 1.5917808219178082) internal successors, (581), 371 states have internal predecessors, (581), 84 states have call successors, (84), 28 states have call predecessors, (84), 30 states have return successors, (89), 82 states have call predecessors, (89), 83 states have call successors, (89) [2024-10-11 02:41:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 754 transitions. [2024-10-11 02:41:34,159 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 754 transitions. Word has length 173 [2024-10-11 02:41:34,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:34,160 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 754 transitions. [2024-10-11 02:41:34,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:41:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 754 transitions. [2024-10-11 02:41:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-10-11 02:41:34,163 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:34,163 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:34,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 02:41:34,163 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:34,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:34,163 INFO L85 PathProgramCache]: Analyzing trace with hash -994408884, now seen corresponding path program 1 times [2024-10-11 02:41:34,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:34,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452634460] [2024-10-11 02:41:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 02:41:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 02:41:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 02:41:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 02:41:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 02:41:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 02:41:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-11 02:41:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:41:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 02:41:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 02:41:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 02:41:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 02:41:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 02:41:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-11 02:41:34,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:34,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452634460] [2024-10-11 02:41:34,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452634460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:34,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:34,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 02:41:34,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972710645] [2024-10-11 02:41:34,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:34,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 02:41:34,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:34,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 02:41:34,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:41:34,357 INFO L87 Difference]: Start difference. First operand 480 states and 754 transitions. Second operand has 9 states, 8 states have (on average 10.75) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:36,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:36,570 INFO L93 Difference]: Finished difference Result 1115 states and 1780 transitions. [2024-10-11 02:41:36,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 02:41:36,571 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.75) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 156 [2024-10-11 02:41:36,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:36,574 INFO L225 Difference]: With dead ends: 1115 [2024-10-11 02:41:36,574 INFO L226 Difference]: Without dead ends: 654 [2024-10-11 02:41:36,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-10-11 02:41:36,576 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 1490 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1492 SdHoareTripleChecker+Valid, 1196 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:36,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1492 Valid, 1196 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [577 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-11 02:41:36,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-10-11 02:41:36,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 482. [2024-10-11 02:41:36,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 366 states have (on average 1.5901639344262295) internal successors, (582), 373 states have internal predecessors, (582), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (91), 82 states have call predecessors, (91), 83 states have call successors, (91) [2024-10-11 02:41:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 757 transitions. [2024-10-11 02:41:36,626 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 757 transitions. Word has length 156 [2024-10-11 02:41:36,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:36,627 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 757 transitions. [2024-10-11 02:41:36,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.75) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:36,627 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 757 transitions. [2024-10-11 02:41:36,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-10-11 02:41:36,629 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:36,629 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:36,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 02:41:36,629 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:36,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:36,630 INFO L85 PathProgramCache]: Analyzing trace with hash -2131724835, now seen corresponding path program 1 times [2024-10-11 02:41:36,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:36,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345706889] [2024-10-11 02:41:36,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:36,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 02:41:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 02:41:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 02:41:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 02:41:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 02:41:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-11 02:41:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 02:41:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 02:41:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 02:41:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 02:41:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 02:41:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-11 02:41:36,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:36,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345706889] [2024-10-11 02:41:36,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345706889] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:36,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:36,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 02:41:36,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139882536] [2024-10-11 02:41:36,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:36,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 02:41:36,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:36,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 02:41:36,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:41:36,778 INFO L87 Difference]: Start difference. First operand 482 states and 757 transitions. Second operand has 9 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:38,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:38,711 INFO L93 Difference]: Finished difference Result 1115 states and 1779 transitions. [2024-10-11 02:41:38,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 02:41:38,712 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 157 [2024-10-11 02:41:38,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:38,717 INFO L225 Difference]: With dead ends: 1115 [2024-10-11 02:41:38,717 INFO L226 Difference]: Without dead ends: 654 [2024-10-11 02:41:38,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-11 02:41:38,720 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 1476 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 3024 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1477 SdHoareTripleChecker+Valid, 1194 SdHoareTripleChecker+Invalid, 3573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 3024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:38,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1477 Valid, 1194 Invalid, 3573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 3024 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-11 02:41:38,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-10-11 02:41:38,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 482. [2024-10-11 02:41:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 366 states have (on average 1.5901639344262295) internal successors, (582), 373 states have internal predecessors, (582), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (91), 82 states have call predecessors, (91), 83 states have call successors, (91) [2024-10-11 02:41:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 757 transitions. [2024-10-11 02:41:38,758 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 757 transitions. Word has length 157 [2024-10-11 02:41:38,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:38,758 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 757 transitions. [2024-10-11 02:41:38,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (22), 6 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 02:41:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 757 transitions. [2024-10-11 02:41:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-11 02:41:38,761 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:38,761 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:38,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 02:41:38,761 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:38,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:38,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1893793680, now seen corresponding path program 1 times [2024-10-11 02:41:38,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:38,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303817017] [2024-10-11 02:41:38,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:38,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 02:41:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 02:41:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 02:41:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 02:41:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 02:41:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 02:41:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 02:41:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 02:41:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 02:41:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 02:41:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 02:41:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 02:41:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 02:41:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 02:41:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:38,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 02:41:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:39,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:39,002 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-11 02:41:39,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:39,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303817017] [2024-10-11 02:41:39,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303817017] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:39,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:39,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-11 02:41:39,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021980991] [2024-10-11 02:41:39,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:39,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 02:41:39,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:39,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 02:41:39,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-10-11 02:41:39,004 INFO L87 Difference]: Start difference. First operand 482 states and 757 transitions. Second operand has 12 states, 11 states have (on average 8.727272727272727) internal successors, (96), 8 states have internal predecessors, (96), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-10-11 02:41:41,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:41,680 INFO L93 Difference]: Finished difference Result 1113 states and 1774 transitions. [2024-10-11 02:41:41,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 02:41:41,681 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.727272727272727) internal successors, (96), 8 states have internal predecessors, (96), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) Word has length 175 [2024-10-11 02:41:41,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:41,684 INFO L225 Difference]: With dead ends: 1113 [2024-10-11 02:41:41,684 INFO L226 Difference]: Without dead ends: 654 [2024-10-11 02:41:41,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-10-11 02:41:41,687 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 1503 mSDsluCounter, 1472 mSDsCounter, 0 mSdLazyCounter, 4907 mSolverCounterSat, 575 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1504 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 5482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 575 IncrementalHoareTripleChecker+Valid, 4907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:41,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1504 Valid, 1662 Invalid, 5482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [575 Valid, 4907 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-11 02:41:41,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-10-11 02:41:41,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 482. [2024-10-11 02:41:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 366 states have (on average 1.5901639344262295) internal successors, (582), 373 states have internal predecessors, (582), 84 states have call successors, (84), 28 states have call predecessors, (84), 31 states have return successors, (90), 82 states have call predecessors, (90), 83 states have call successors, (90) [2024-10-11 02:41:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 756 transitions. [2024-10-11 02:41:41,741 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 756 transitions. Word has length 175 [2024-10-11 02:41:41,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:41,741 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 756 transitions. [2024-10-11 02:41:41,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.727272727272727) internal successors, (96), 8 states have internal predecessors, (96), 4 states have call successors, (25), 6 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2024-10-11 02:41:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 756 transitions. [2024-10-11 02:41:41,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-11 02:41:41,743 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:41,743 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:41,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 02:41:41,743 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:41,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:41,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1963333832, now seen corresponding path program 1 times [2024-10-11 02:41:41,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:41,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678033300] [2024-10-11 02:41:41,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:41,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 02:41:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 02:41:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 02:41:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 02:41:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:41:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 02:41:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 02:41:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 02:41:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 02:41:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 02:41:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 02:41:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 02:41:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-11 02:41:41,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:41,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678033300] [2024-10-11 02:41:41,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678033300] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:41,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:41,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-11 02:41:41,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590746304] [2024-10-11 02:41:41,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:41,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 02:41:41,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:41,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 02:41:41,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-10-11 02:41:41,910 INFO L87 Difference]: Start difference. First operand 482 states and 756 transitions. Second operand has 12 states, 11 states have (on average 8.272727272727273) internal successors, (91), 8 states have internal predecessors, (91), 4 states have call successors, (22), 6 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2024-10-11 02:41:44,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:44,420 INFO L93 Difference]: Finished difference Result 1115 states and 1780 transitions. [2024-10-11 02:41:44,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 02:41:44,421 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.272727272727273) internal successors, (91), 8 states have internal predecessors, (91), 4 states have call successors, (22), 6 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 158 [2024-10-11 02:41:44,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:44,424 INFO L225 Difference]: With dead ends: 1115 [2024-10-11 02:41:44,424 INFO L226 Difference]: Without dead ends: 656 [2024-10-11 02:41:44,425 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-10-11 02:41:44,426 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 1467 mSDsluCounter, 1472 mSDsCounter, 0 mSdLazyCounter, 5102 mSolverCounterSat, 553 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 1663 SdHoareTripleChecker+Invalid, 5655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 553 IncrementalHoareTripleChecker+Valid, 5102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:44,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1468 Valid, 1663 Invalid, 5655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [553 Valid, 5102 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-11 02:41:44,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2024-10-11 02:41:44,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 484. [2024-10-11 02:41:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 367 states have (on average 1.5885558583106267) internal successors, (583), 375 states have internal predecessors, (583), 84 states have call successors, (84), 28 states have call predecessors, (84), 32 states have return successors, (95), 82 states have call predecessors, (95), 83 states have call successors, (95) [2024-10-11 02:41:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 762 transitions. [2024-10-11 02:41:44,452 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 762 transitions. Word has length 158 [2024-10-11 02:41:44,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:44,452 INFO L471 AbstractCegarLoop]: Abstraction has 484 states and 762 transitions. [2024-10-11 02:41:44,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.272727272727273) internal successors, (91), 8 states have internal predecessors, (91), 4 states have call successors, (22), 6 states have call predecessors, (22), 3 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2024-10-11 02:41:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 762 transitions. [2024-10-11 02:41:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-11 02:41:44,454 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:44,454 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:44,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 02:41:44,455 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:44,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:44,455 INFO L85 PathProgramCache]: Analyzing trace with hash -120160715, now seen corresponding path program 1 times [2024-10-11 02:41:44,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:44,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310735589] [2024-10-11 02:41:44,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:44,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 02:41:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 02:41:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 02:41:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 02:41:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 02:41:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-11 02:41:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 02:41:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 02:41:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 02:41:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 02:41:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 02:41:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 02:41:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 02:41:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 02:41:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:44,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:44,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310735589] [2024-10-11 02:41:44,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310735589] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:41:44,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1733961684] [2024-10-11 02:41:44,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:41:44,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:41:44,579 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:41:44,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 02:41:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:44,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 02:41:44,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:41:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:44,882 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 02:41:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:44,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1733961684] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 02:41:44,995 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 02:41:44,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-10-11 02:41:44,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282457311] [2024-10-11 02:41:44,998 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 02:41:44,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 02:41:44,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:44,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 02:41:44,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-10-11 02:41:44,999 INFO L87 Difference]: Start difference. First operand 484 states and 762 transitions. Second operand has 11 states, 11 states have (on average 12.636363636363637) internal successors, (139), 7 states have internal predecessors, (139), 2 states have call successors, (52), 6 states have call predecessors, (52), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-10-11 02:41:46,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:46,878 INFO L93 Difference]: Finished difference Result 1301 states and 2157 transitions. [2024-10-11 02:41:46,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 02:41:46,879 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.636363636363637) internal successors, (139), 7 states have internal predecessors, (139), 2 states have call successors, (52), 6 states have call predecessors, (52), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 177 [2024-10-11 02:41:46,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:46,885 INFO L225 Difference]: With dead ends: 1301 [2024-10-11 02:41:46,885 INFO L226 Difference]: Without dead ends: 1076 [2024-10-11 02:41:46,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-10-11 02:41:46,887 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1971 mSDsluCounter, 1203 mSDsCounter, 0 mSdLazyCounter, 2451 mSolverCounterSat, 743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2028 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 743 IncrementalHoareTripleChecker+Valid, 2451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:46,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2028 Valid, 1424 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [743 Valid, 2451 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-11 02:41:46,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2024-10-11 02:41:46,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 889. [2024-10-11 02:41:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 693 states have (on average 1.6493506493506493) internal successors, (1143), 701 states have internal predecessors, (1143), 163 states have call successors, (163), 28 states have call predecessors, (163), 32 states have return successors, (184), 161 states have call predecessors, (184), 162 states have call successors, (184) [2024-10-11 02:41:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1490 transitions. [2024-10-11 02:41:46,957 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1490 transitions. Word has length 177 [2024-10-11 02:41:46,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:46,959 INFO L471 AbstractCegarLoop]: Abstraction has 889 states and 1490 transitions. [2024-10-11 02:41:46,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.636363636363637) internal successors, (139), 7 states have internal predecessors, (139), 2 states have call successors, (52), 6 states have call predecessors, (52), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-10-11 02:41:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1490 transitions. [2024-10-11 02:41:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-11 02:41:46,963 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:46,963 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:46,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 02:41:47,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-11 02:41:47,165 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:47,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:47,166 INFO L85 PathProgramCache]: Analyzing trace with hash 376773565, now seen corresponding path program 1 times [2024-10-11 02:41:47,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:47,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129370960] [2024-10-11 02:41:47,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 02:41:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 02:41:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 02:41:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 02:41:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 02:41:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 02:41:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 02:41:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 02:41:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 02:41:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 02:41:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 02:41:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:41:47,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:47,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129370960] [2024-10-11 02:41:47,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129370960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:47,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:47,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:47,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909203728] [2024-10-11 02:41:47,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:47,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:47,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:47,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:47,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:47,336 INFO L87 Difference]: Start difference. First operand 889 states and 1490 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:48,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:48,847 INFO L93 Difference]: Finished difference Result 2297 states and 3936 transitions. [2024-10-11 02:41:48,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:48,847 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 165 [2024-10-11 02:41:48,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:48,854 INFO L225 Difference]: With dead ends: 2297 [2024-10-11 02:41:48,855 INFO L226 Difference]: Without dead ends: 1468 [2024-10-11 02:41:48,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:48,858 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 1582 mSDsluCounter, 700 mSDsCounter, 0 mSdLazyCounter, 1700 mSolverCounterSat, 625 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 2325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 625 IncrementalHoareTripleChecker+Valid, 1700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:48,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1600 Valid, 900 Invalid, 2325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [625 Valid, 1700 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 02:41:48,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2024-10-11 02:41:48,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1291. [2024-10-11 02:41:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1291 states, 1016 states have (on average 1.6633858267716535) internal successors, (1690), 1024 states have internal predecessors, (1690), 242 states have call successors, (242), 28 states have call predecessors, (242), 32 states have return successors, (273), 240 states have call predecessors, (273), 241 states have call successors, (273) [2024-10-11 02:41:48,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 2205 transitions. [2024-10-11 02:41:48,904 INFO L78 Accepts]: Start accepts. Automaton has 1291 states and 2205 transitions. Word has length 165 [2024-10-11 02:41:48,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:48,904 INFO L471 AbstractCegarLoop]: Abstraction has 1291 states and 2205 transitions. [2024-10-11 02:41:48,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2205 transitions. [2024-10-11 02:41:48,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-11 02:41:48,910 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:48,910 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:48,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 02:41:48,910 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:48,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:48,910 INFO L85 PathProgramCache]: Analyzing trace with hash 877726539, now seen corresponding path program 1 times [2024-10-11 02:41:48,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:48,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119601897] [2024-10-11 02:41:48,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:48,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:48,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 02:41:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 02:41:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 02:41:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 02:41:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 02:41:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 02:41:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 02:41:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 02:41:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-11 02:41:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 02:41:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 02:41:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 02:41:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 02:41:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 02:41:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 02:41:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:49,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:49,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119601897] [2024-10-11 02:41:49,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119601897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:49,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:49,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:49,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728144679] [2024-10-11 02:41:49,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:49,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:49,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:49,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:49,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:49,029 INFO L87 Difference]: Start difference. First operand 1291 states and 2205 transitions. Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:50,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:50,625 INFO L93 Difference]: Finished difference Result 3280 states and 5683 transitions. [2024-10-11 02:41:50,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:50,626 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 184 [2024-10-11 02:41:50,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:50,635 INFO L225 Difference]: With dead ends: 3280 [2024-10-11 02:41:50,636 INFO L226 Difference]: Without dead ends: 2099 [2024-10-11 02:41:50,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:50,641 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 1630 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 624 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 2302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 624 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:50,641 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1648 Valid, 885 Invalid, 2302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [624 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 02:41:50,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2099 states. [2024-10-11 02:41:50,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2099 to 1922. [2024-10-11 02:41:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1922 states, 1528 states have (on average 1.6727748691099475) internal successors, (2556), 1536 states have internal predecessors, (2556), 361 states have call successors, (361), 28 states have call predecessors, (361), 32 states have return successors, (392), 359 states have call predecessors, (392), 360 states have call successors, (392) [2024-10-11 02:41:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 3309 transitions. [2024-10-11 02:41:50,739 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 3309 transitions. Word has length 184 [2024-10-11 02:41:50,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:50,739 INFO L471 AbstractCegarLoop]: Abstraction has 1922 states and 3309 transitions. [2024-10-11 02:41:50,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3309 transitions. [2024-10-11 02:41:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-11 02:41:50,748 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:50,748 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:50,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 02:41:50,748 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:50,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:50,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2032812225, now seen corresponding path program 1 times [2024-10-11 02:41:50,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:50,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049725477] [2024-10-11 02:41:50,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:50,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 02:41:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 02:41:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 02:41:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:41:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 02:41:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:41:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 02:41:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-11 02:41:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 02:41:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 02:41:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 02:41:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 02:41:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:41:50,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:50,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049725477] [2024-10-11 02:41:50,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049725477] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:50,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:50,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:50,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026413299] [2024-10-11 02:41:50,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:50,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:50,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:50,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:50,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:50,842 INFO L87 Difference]: Start difference. First operand 1922 states and 3309 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:52,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:52,286 INFO L93 Difference]: Finished difference Result 4760 states and 8335 transitions. [2024-10-11 02:41:52,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:52,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 167 [2024-10-11 02:41:52,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:52,300 INFO L225 Difference]: With dead ends: 4760 [2024-10-11 02:41:52,301 INFO L226 Difference]: Without dead ends: 3068 [2024-10-11 02:41:52,307 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:52,308 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 1656 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 1626 mSolverCounterSat, 626 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1674 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 626 IncrementalHoareTripleChecker+Valid, 1626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:52,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1674 Valid, 880 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [626 Valid, 1626 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 02:41:52,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3068 states. [2024-10-11 02:41:52,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3068 to 2891. [2024-10-11 02:41:52,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2891 states, 2335 states have (on average 1.6805139186295504) internal successors, (3924), 2343 states have internal predecessors, (3924), 523 states have call successors, (523), 28 states have call predecessors, (523), 32 states have return successors, (570), 521 states have call predecessors, (570), 522 states have call successors, (570) [2024-10-11 02:41:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2891 states and 5017 transitions. [2024-10-11 02:41:52,423 INFO L78 Accepts]: Start accepts. Automaton has 2891 states and 5017 transitions. Word has length 167 [2024-10-11 02:41:52,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:52,423 INFO L471 AbstractCegarLoop]: Abstraction has 2891 states and 5017 transitions. [2024-10-11 02:41:52,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 5017 transitions. [2024-10-11 02:41:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-11 02:41:52,435 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:52,435 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:52,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 02:41:52,437 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:52,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:52,437 INFO L85 PathProgramCache]: Analyzing trace with hash 512495191, now seen corresponding path program 1 times [2024-10-11 02:41:52,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:52,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929463447] [2024-10-11 02:41:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:52,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:41:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 02:41:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 02:41:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 02:41:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 02:41:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 02:41:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 02:41:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 02:41:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 02:41:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 02:41:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 02:41:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 02:41:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:41:52,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:52,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929463447] [2024-10-11 02:41:52,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929463447] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:52,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:52,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:52,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023263099] [2024-10-11 02:41:52,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:52,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:52,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:52,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:52,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:52,537 INFO L87 Difference]: Start difference. First operand 2891 states and 5017 transitions. Second operand has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:54,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:54,184 INFO L93 Difference]: Finished difference Result 7100 states and 12540 transitions. [2024-10-11 02:41:54,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:54,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 168 [2024-10-11 02:41:54,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:54,207 INFO L225 Difference]: With dead ends: 7100 [2024-10-11 02:41:54,207 INFO L226 Difference]: Without dead ends: 4636 [2024-10-11 02:41:54,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:54,216 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 1587 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 1707 mSolverCounterSat, 612 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 2319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 612 IncrementalHoareTripleChecker+Valid, 1707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:54,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1605 Valid, 884 Invalid, 2319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [612 Valid, 1707 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 02:41:54,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4636 states. [2024-10-11 02:41:54,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4636 to 4459. [2024-10-11 02:41:54,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4459 states, 3658 states have (on average 1.686167304537999) internal successors, (6168), 3666 states have internal predecessors, (6168), 768 states have call successors, (768), 28 states have call predecessors, (768), 32 states have return successors, (841), 766 states have call predecessors, (841), 767 states have call successors, (841) [2024-10-11 02:41:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 4459 states and 7777 transitions. [2024-10-11 02:41:54,392 INFO L78 Accepts]: Start accepts. Automaton has 4459 states and 7777 transitions. Word has length 168 [2024-10-11 02:41:54,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:54,392 INFO L471 AbstractCegarLoop]: Abstraction has 4459 states and 7777 transitions. [2024-10-11 02:41:54,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:41:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 7777 transitions. [2024-10-11 02:41:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-11 02:41:54,410 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:54,410 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:54,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 02:41:54,410 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:54,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:54,411 INFO L85 PathProgramCache]: Analyzing trace with hash -328553456, now seen corresponding path program 1 times [2024-10-11 02:41:54,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:54,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670426840] [2024-10-11 02:41:54,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:54,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 02:41:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 02:41:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-11 02:41:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 02:41:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 02:41:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:41:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 02:41:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 02:41:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 02:41:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 02:41:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 02:41:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 02:41:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 02:41:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 02:41:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 02:41:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:54,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:54,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670426840] [2024-10-11 02:41:54,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670426840] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:54,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:54,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:54,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335296392] [2024-10-11 02:41:54,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:54,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:54,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:54,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:54,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:54,534 INFO L87 Difference]: Start difference. First operand 4459 states and 7777 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:56,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:56,197 INFO L93 Difference]: Finished difference Result 11053 states and 19607 transitions. [2024-10-11 02:41:56,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:56,198 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 187 [2024-10-11 02:41:56,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:56,230 INFO L225 Difference]: With dead ends: 11053 [2024-10-11 02:41:56,230 INFO L226 Difference]: Without dead ends: 7308 [2024-10-11 02:41:56,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:56,242 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 1597 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 631 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 2342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 631 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:56,242 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1615 Valid, 905 Invalid, 2342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [631 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 02:41:56,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7308 states. [2024-10-11 02:41:56,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7308 to 7131. [2024-10-11 02:41:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7131 states, 5837 states have (on average 1.681000513962652) internal successors, (9812), 5845 states have internal predecessors, (9812), 1261 states have call successors, (1261), 28 states have call predecessors, (1261), 32 states have return successors, (1378), 1259 states have call predecessors, (1378), 1260 states have call successors, (1378) [2024-10-11 02:41:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7131 states to 7131 states and 12451 transitions. [2024-10-11 02:41:56,472 INFO L78 Accepts]: Start accepts. Automaton has 7131 states and 12451 transitions. Word has length 187 [2024-10-11 02:41:56,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:56,475 INFO L471 AbstractCegarLoop]: Abstraction has 7131 states and 12451 transitions. [2024-10-11 02:41:56,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 7131 states and 12451 transitions. [2024-10-11 02:41:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-11 02:41:56,508 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:56,508 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:56,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-11 02:41:56,508 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:56,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:56,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1235046128, now seen corresponding path program 1 times [2024-10-11 02:41:56,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:56,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592536075] [2024-10-11 02:41:56,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:56,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 02:41:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 02:41:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 02:41:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 02:41:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 02:41:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 02:41:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 02:41:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 02:41:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 02:41:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 02:41:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 02:41:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 02:41:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 02:41:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 02:41:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:41:56,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:56,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592536075] [2024-10-11 02:41:56,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592536075] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:56,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:56,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:56,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334390244] [2024-10-11 02:41:56,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:56,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:56,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:56,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:56,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:56,646 INFO L87 Difference]: Start difference. First operand 7131 states and 12451 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:58,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:41:58,335 INFO L93 Difference]: Finished difference Result 18188 states and 32291 transitions. [2024-10-11 02:41:58,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:41:58,336 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 188 [2024-10-11 02:41:58,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:41:58,372 INFO L225 Difference]: With dead ends: 18188 [2024-10-11 02:41:58,373 INFO L226 Difference]: Without dead ends: 12137 [2024-10-11 02:41:58,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:41:58,387 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 1588 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 653 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 653 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:41:58,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1606 Valid, 879 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [653 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 02:41:58,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12137 states. [2024-10-11 02:41:58,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12137 to 11960. [2024-10-11 02:41:58,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11960 states, 9844 states have (on average 1.6814303128809427) internal successors, (16552), 9852 states have internal predecessors, (16552), 2083 states have call successors, (2083), 28 states have call predecessors, (2083), 32 states have return successors, (2278), 2081 states have call predecessors, (2278), 2082 states have call successors, (2278) [2024-10-11 02:41:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11960 states to 11960 states and 20913 transitions. [2024-10-11 02:41:58,846 INFO L78 Accepts]: Start accepts. Automaton has 11960 states and 20913 transitions. Word has length 188 [2024-10-11 02:41:58,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:41:58,846 INFO L471 AbstractCegarLoop]: Abstraction has 11960 states and 20913 transitions. [2024-10-11 02:41:58,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:41:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 11960 states and 20913 transitions. [2024-10-11 02:41:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-11 02:41:58,898 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:41:58,898 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:41:58,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-11 02:41:58,899 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:41:58,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:41:58,899 INFO L85 PathProgramCache]: Analyzing trace with hash -119441111, now seen corresponding path program 1 times [2024-10-11 02:41:58,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:41:58,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939281685] [2024-10-11 02:41:58,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:41:58,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:41:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:41:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:41:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:41:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:41:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:41:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:41:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 02:41:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 02:41:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 02:41:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-11 02:41:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 02:41:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 02:41:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 02:41:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:41:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 02:41:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:58,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 02:41:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:59,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:59,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 02:41:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:59,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 02:41:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:59,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:41:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:41:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:41:59,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:41:59,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939281685] [2024-10-11 02:41:59,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939281685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:41:59,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:41:59,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:41:59,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413741072] [2024-10-11 02:41:59,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:41:59,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:41:59,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:41:59,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:41:59,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:41:59,008 INFO L87 Difference]: Start difference. First operand 11960 states and 20913 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:00,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:42:00,846 INFO L93 Difference]: Finished difference Result 28734 states and 50844 transitions. [2024-10-11 02:42:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:42:00,847 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 171 [2024-10-11 02:42:00,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:42:00,907 INFO L225 Difference]: With dead ends: 28734 [2024-10-11 02:42:00,907 INFO L226 Difference]: Without dead ends: 18809 [2024-10-11 02:42:00,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:42:00,934 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 1622 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 649 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 2271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 649 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:42:00,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1641 Valid, 856 Invalid, 2271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [649 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 02:42:00,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18809 states. [2024-10-11 02:42:01,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18809 to 18632. [2024-10-11 02:42:01,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18632 states, 15313 states have (on average 1.6595702997453143) internal successors, (25413), 15321 states have internal predecessors, (25413), 3286 states have call successors, (3286), 28 states have call predecessors, (3286), 32 states have return successors, (3625), 3284 states have call predecessors, (3625), 3285 states have call successors, (3625) [2024-10-11 02:42:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18632 states to 18632 states and 32324 transitions. [2024-10-11 02:42:01,528 INFO L78 Accepts]: Start accepts. Automaton has 18632 states and 32324 transitions. Word has length 171 [2024-10-11 02:42:01,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:42:01,528 INFO L471 AbstractCegarLoop]: Abstraction has 18632 states and 32324 transitions. [2024-10-11 02:42:01,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:01,529 INFO L276 IsEmpty]: Start isEmpty. Operand 18632 states and 32324 transitions. [2024-10-11 02:42:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-10-11 02:42:01,570 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:42:01,570 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:42:01,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 02:42:01,571 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:42:01,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:42:01,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1595759196, now seen corresponding path program 1 times [2024-10-11 02:42:01,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:42:01,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988611026] [2024-10-11 02:42:01,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:42:01,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:42:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:42:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:42:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:42:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:42:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:42:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:42:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 02:42:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 02:42:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 02:42:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-11 02:42:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 02:42:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 02:42:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 02:42:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 02:42:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 02:42:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 02:42:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 02:42:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 02:42:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:42:01,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:42:01,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988611026] [2024-10-11 02:42:01,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988611026] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:42:01,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:42:01,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:42:01,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751971739] [2024-10-11 02:42:01,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:42:01,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:42:01,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:42:01,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:42:01,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:42:01,657 INFO L87 Difference]: Start difference. First operand 18632 states and 32324 transitions. Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:03,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:42:03,861 INFO L93 Difference]: Finished difference Result 49367 states and 87165 transitions. [2024-10-11 02:42:03,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:42:03,862 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 172 [2024-10-11 02:42:03,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:42:03,988 INFO L225 Difference]: With dead ends: 49367 [2024-10-11 02:42:03,988 INFO L226 Difference]: Without dead ends: 33390 [2024-10-11 02:42:04,035 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:42:04,036 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 1559 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 1735 mSolverCounterSat, 616 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1577 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 2351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 616 IncrementalHoareTripleChecker+Valid, 1735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:42:04,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1577 Valid, 883 Invalid, 2351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [616 Valid, 1735 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 02:42:04,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33390 states. [2024-10-11 02:42:05,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33390 to 33213. [2024-10-11 02:42:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33213 states, 27444 states have (on average 1.6570470776854687) internal successors, (45476), 27452 states have internal predecessors, (45476), 5736 states have call successors, (5736), 28 states have call predecessors, (5736), 32 states have return successors, (6349), 5734 states have call predecessors, (6349), 5735 states have call successors, (6349) [2024-10-11 02:42:05,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33213 states to 33213 states and 57561 transitions. [2024-10-11 02:42:05,219 INFO L78 Accepts]: Start accepts. Automaton has 33213 states and 57561 transitions. Word has length 172 [2024-10-11 02:42:05,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:42:05,219 INFO L471 AbstractCegarLoop]: Abstraction has 33213 states and 57561 transitions. [2024-10-11 02:42:05,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 33213 states and 57561 transitions. [2024-10-11 02:42:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-11 02:42:05,299 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:42:05,299 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:42:05,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-11 02:42:05,300 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:42:05,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:42:05,300 INFO L85 PathProgramCache]: Analyzing trace with hash 185518115, now seen corresponding path program 1 times [2024-10-11 02:42:05,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:42:05,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772976959] [2024-10-11 02:42:05,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:42:05,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:42:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:42:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:42:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:42:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:42:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:42:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:42:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 02:42:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 02:42:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 02:42:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 02:42:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:42:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 02:42:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-11 02:42:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 02:42:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 02:42:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 02:42:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 02:42:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 02:42:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:05,419 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-11 02:42:05,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:42:05,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772976959] [2024-10-11 02:42:05,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772976959] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:42:05,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:42:05,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:42:05,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790973099] [2024-10-11 02:42:05,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:42:05,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:42:05,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:42:05,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:42:05,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:42:05,421 INFO L87 Difference]: Start difference. First operand 33213 states and 57561 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:08,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:42:08,484 INFO L93 Difference]: Finished difference Result 90669 states and 159389 transitions. [2024-10-11 02:42:08,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:42:08,485 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 173 [2024-10-11 02:42:08,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:42:08,752 INFO L225 Difference]: With dead ends: 90669 [2024-10-11 02:42:08,752 INFO L226 Difference]: Without dead ends: 61002 [2024-10-11 02:42:08,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:42:08,860 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 1564 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 1753 mSolverCounterSat, 607 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 607 IncrementalHoareTripleChecker+Valid, 1753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:42:08,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 891 Invalid, 2360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [607 Valid, 1753 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 02:42:08,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61002 states. [2024-10-11 02:42:10,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61002 to 60825. [2024-10-11 02:42:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60825 states, 50543 states have (on average 1.6534831727440003) internal successors, (83572), 50551 states have internal predecessors, (83572), 10249 states have call successors, (10249), 28 states have call predecessors, (10249), 32 states have return successors, (11394), 10247 states have call predecessors, (11394), 10248 states have call successors, (11394) [2024-10-11 02:42:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60825 states to 60825 states and 105215 transitions. [2024-10-11 02:42:11,194 INFO L78 Accepts]: Start accepts. Automaton has 60825 states and 105215 transitions. Word has length 173 [2024-10-11 02:42:11,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:42:11,194 INFO L471 AbstractCegarLoop]: Abstraction has 60825 states and 105215 transitions. [2024-10-11 02:42:11,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 02:42:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 60825 states and 105215 transitions. [2024-10-11 02:42:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-11 02:42:11,630 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:42:11,630 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:42:11,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-11 02:42:11,631 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:42:11,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:42:11,631 INFO L85 PathProgramCache]: Analyzing trace with hash 648386065, now seen corresponding path program 1 times [2024-10-11 02:42:11,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:42:11,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044353103] [2024-10-11 02:42:11,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:42:11,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:42:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:42:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:42:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:42:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:42:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:42:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:42:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 02:42:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 02:42:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 02:42:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 02:42:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 02:42:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 02:42:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 02:42:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 02:42:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 02:42:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 02:42:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 02:42:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 02:42:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 02:42:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 02:42:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 02:42:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:42:11,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:42:11,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044353103] [2024-10-11 02:42:11,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044353103] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:42:11,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:42:11,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:42:11,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302029064] [2024-10-11 02:42:11,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:42:11,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:42:11,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:42:11,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:42:11,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:42:11,743 INFO L87 Difference]: Start difference. First operand 60825 states and 105215 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:42:15,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:42:15,072 INFO L93 Difference]: Finished difference Result 114021 states and 200999 transitions. [2024-10-11 02:42:15,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 02:42:15,072 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 192 [2024-10-11 02:42:15,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:42:15,692 INFO L225 Difference]: With dead ends: 114021 [2024-10-11 02:42:15,693 INFO L226 Difference]: Without dead ends: 113796 [2024-10-11 02:42:15,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-11 02:42:15,734 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 1569 mSDsluCounter, 694 mSDsCounter, 0 mSdLazyCounter, 1738 mSolverCounterSat, 622 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1586 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 622 IncrementalHoareTripleChecker+Valid, 1738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-11 02:42:15,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1586 Valid, 894 Invalid, 2360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [622 Valid, 1738 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-11 02:42:15,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113796 states. [2024-10-11 02:42:19,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113796 to 113619. [2024-10-11 02:42:19,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113619 states, 94969 states have (on average 1.648790658004191) internal successors, (156584), 94977 states have internal predecessors, (156584), 18617 states have call successors, (18617), 28 states have call predecessors, (18617), 32 states have return successors, (20808), 18615 states have call predecessors, (20808), 18616 states have call successors, (20808) [2024-10-11 02:42:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113619 states to 113619 states and 196009 transitions. [2024-10-11 02:42:20,144 INFO L78 Accepts]: Start accepts. Automaton has 113619 states and 196009 transitions. Word has length 192 [2024-10-11 02:42:20,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:42:20,146 INFO L471 AbstractCegarLoop]: Abstraction has 113619 states and 196009 transitions. [2024-10-11 02:42:20,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-11 02:42:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 113619 states and 196009 transitions. [2024-10-11 02:42:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-11 02:42:20,310 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:42:20,310 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:42:20,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-11 02:42:20,311 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:42:20,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:42:20,311 INFO L85 PathProgramCache]: Analyzing trace with hash 525199735, now seen corresponding path program 1 times [2024-10-11 02:42:20,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:42:20,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661440450] [2024-10-11 02:42:20,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:42:20,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:42:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:42:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:42:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:42:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:42:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:42:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:42:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 02:42:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 02:42:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:42:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 02:42:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 02:42:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 02:42:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 02:42:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 02:42:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 02:42:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 02:42:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 02:42:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 02:42:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 02:42:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 02:42:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 02:42:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:42:20,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:42:20,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661440450] [2024-10-11 02:42:20,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661440450] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:42:20,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:42:20,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 02:42:20,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216787816] [2024-10-11 02:42:20,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:42:20,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 02:42:20,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:42:20,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 02:42:20,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-11 02:42:20,634 INFO L87 Difference]: Start difference. First operand 113619 states and 196009 transitions. Second operand has 10 states, 10 states have (on average 10.9) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (25), 7 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:42:28,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:42:28,027 INFO L93 Difference]: Finished difference Result 218969 states and 385521 transitions. [2024-10-11 02:42:28,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 02:42:28,030 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (25), 7 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 193 [2024-10-11 02:42:28,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:42:29,001 INFO L225 Difference]: With dead ends: 218969 [2024-10-11 02:42:29,002 INFO L226 Difference]: Without dead ends: 218751 [2024-10-11 02:42:29,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-10-11 02:42:29,091 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 3304 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 3862 mSolverCounterSat, 1186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3322 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 5048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1186 IncrementalHoareTripleChecker+Valid, 3862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-11 02:42:29,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3322 Valid, 1564 Invalid, 5048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1186 Valid, 3862 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-11 02:42:29,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218751 states. [2024-10-11 02:42:36,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218751 to 218401. [2024-10-11 02:42:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218401 states, 182604 states have (on average 1.6519408118113514) internal successors, (301651), 182560 states have internal predecessors, (301651), 35736 states have call successors, (35736), 55 states have call predecessors, (35736), 60 states have return successors, (39019), 35789 states have call predecessors, (39019), 35734 states have call successors, (39019) [2024-10-11 02:42:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218401 states to 218401 states and 376406 transitions. [2024-10-11 02:42:38,353 INFO L78 Accepts]: Start accepts. Automaton has 218401 states and 376406 transitions. Word has length 193 [2024-10-11 02:42:38,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:42:38,354 INFO L471 AbstractCegarLoop]: Abstraction has 218401 states and 376406 transitions. [2024-10-11 02:42:38,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (25), 7 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-11 02:42:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 218401 states and 376406 transitions. [2024-10-11 02:42:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-10-11 02:42:38,942 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:42:38,942 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:42:38,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-11 02:42:38,943 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:42:38,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:42:38,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1453742428, now seen corresponding path program 1 times [2024-10-11 02:42:38,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:42:38,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622174891] [2024-10-11 02:42:38,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:42:38,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:42:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 02:42:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:42:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 02:42:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:42:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-11 02:42:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 02:42:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 02:42:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 02:42:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 02:42:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 02:42:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 02:42:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 02:42:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 02:42:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 02:42:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 02:42:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 02:42:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 02:42:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 02:42:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 02:42:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 02:42:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-11 02:42:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:42:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:42:39,384 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-10-11 02:42:39,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:42:39,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622174891] [2024-10-11 02:42:39,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622174891] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:42:39,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:42:39,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-10-11 02:42:39,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277318717] [2024-10-11 02:42:39,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:42:39,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 02:42:39,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:42:39,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 02:42:39,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2024-10-11 02:42:39,386 INFO L87 Difference]: Start difference. First operand 218401 states and 376406 transitions. Second operand has 14 states, 13 states have (on average 8.461538461538462) internal successors, (110), 8 states have internal predecessors, (110), 6 states have call successors, (25), 8 states have call predecessors, (25), 2 states have return successors, (22), 5 states have call predecessors, (22), 6 states have call successors, (22)