./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec0_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec0_product21.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13f72d33ad8dc1f394ba6b36d4d28c51e0dd0afffaf225b08b0adb7c8b4dde17 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:58:31,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:58:31,843 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:58:31,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:58:31,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:58:31,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:58:31,869 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:58:31,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:58:31,870 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:58:31,870 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:58:31,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:58:31,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:58:31,871 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:58:31,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:58:31,873 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:58:31,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:58:31,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:58:31,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:58:31,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:58:31,874 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:58:31,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:58:31,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:58:31,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:58:31,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:58:31,878 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:58:31,878 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:58:31,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:58:31,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:58:31,878 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:58:31,879 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:58:31,879 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:58:31,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:58:31,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:31,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:58:31,880 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:58:31,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:58:31,881 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13f72d33ad8dc1f394ba6b36d4d28c51e0dd0afffaf225b08b0adb7c8b4dde17 [2024-11-09 22:58:32,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:58:32,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:58:32,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:58:32,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:58:32,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:58:32,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product21.cil.c [2024-11-09 22:58:33,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:58:33,497 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:58:33,498 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product21.cil.c [2024-11-09 22:58:33,518 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc925db4/6bf72fd027184945acf61407a961ac08/FLAG0c1cc4a69 [2024-11-09 22:58:33,528 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc925db4/6bf72fd027184945acf61407a961ac08 [2024-11-09 22:58:33,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:58:33,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:58:33,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:33,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:58:33,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:58:33,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:33" (1/1) ... [2024-11-09 22:58:33,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763459a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:33, skipping insertion in model container [2024-11-09 22:58:33,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:58:33" (1/1) ... [2024-11-09 22:58:33,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:58:33,965 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product21.cil.c[44895,44908] [2024-11-09 22:58:34,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:34,045 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:58:34,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1128] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1146] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1558] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1924] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1933] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1982] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [2211] [2024-11-09 22:58:34,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2232] [2024-11-09 22:58:34,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2526] [2024-11-09 22:58:34,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2831] [2024-11-09 22:58:34,110 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product21.cil.c[44895,44908] [2024-11-09 22:58:34,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:58:34,169 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:58:34,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34 WrapperNode [2024-11-09 22:58:34,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:58:34,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:34,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:58:34,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:58:34,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,240 INFO L138 Inliner]: procedures = 128, calls = 196, calls flagged for inlining = 56, calls inlined = 53, statements flattened = 1053 [2024-11-09 22:58:34,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:58:34,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:58:34,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:58:34,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:58:34,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,286 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-09 22:58:34,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:58:34,331 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:58:34,331 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:58:34,332 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:58:34,332 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (1/1) ... [2024-11-09 22:58:34,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:58:34,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:34,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:58:34,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:58:34,402 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-09 22:58:34,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-09 22:58:34,402 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-09 22:58:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-09 22:58:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-09 22:58:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-09 22:58:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-09 22:58:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-09 22:58:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-09 22:58:34,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-09 22:58:34,404 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-09 22:58:34,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-09 22:58:34,404 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-09 22:58:34,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-09 22:58:34,405 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-09 22:58:34,405 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-09 22:58:34,405 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-09 22:58:34,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-09 22:58:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-09 22:58:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-09 22:58:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-09 22:58:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-09 22:58:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:58:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-09 22:58:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-09 22:58:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-09 22:58:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-09 22:58:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-09 22:58:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-09 22:58:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-09 22:58:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-09 22:58:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-09 22:58:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-09 22:58:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-09 22:58:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-09 22:58:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-09 22:58:34,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-09 22:58:34,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-09 22:58:34,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 22:58:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-09 22:58:34,409 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-09 22:58:34,410 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-09 22:58:34,410 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-09 22:58:34,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:58:34,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:58:34,597 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:58:34,599 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:58:34,697 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L762: #res#1 := ~retValue_acc~11#1; [2024-11-09 22:58:34,697 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L717-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~10#1; [2024-11-09 22:58:34,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L986-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~14#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1202-1: getEmailId_#res#1 := getEmailId_~retValue_acc~19#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2797-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~39#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1105-1: getClientId_#res#1 := getClientId_~retValue_acc~16#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1239-1: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~20#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1058-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~15#1; [2024-11-09 22:58:34,897 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L670-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~9#1; [2024-11-09 22:58:34,908 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2930-1: createEmail_#res#1 := createEmail_~retValue_acc~43#1; [2024-11-09 22:58:34,915 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L214: #res := ~retValue_acc~3; [2024-11-09 22:58:34,923 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1391: #res := ~retValue_acc~24; [2024-11-09 22:58:34,947 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1428: #res := ~retValue_acc~25; [2024-11-09 22:58:34,963 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1276: #res := ~retValue_acc~21; [2024-11-09 22:58:35,009 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L540: #res := ~retValue_acc~7; [2024-11-09 22:58:35,203 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2763-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~37#1; [2024-11-09 22:58:35,204 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~13#1; [2024-11-09 22:58:35,204 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~36#1; [2024-11-09 22:58:35,204 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1979-1: valid_product_#res#1 := valid_product_~retValue_acc~33#1; [2024-11-09 22:58:35,204 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2772-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~38#1; [2024-11-09 22:58:35,204 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L825-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~12#1; [2024-11-09 22:58:35,211 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2906: #res#1 := ~retValue_acc~41#1; [2024-11-09 22:58:35,211 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2886-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~40#1; [2024-11-09 22:58:35,322 INFO L? ?]: Removed 518 outVars from TransFormulas that were not future-live. [2024-11-09 22:58:35,322 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 22:58:35,344 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 22:58:35,345 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 22:58:35,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:35 BoogieIcfgContainer [2024-11-09 22:58:35,345 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 22:58:35,346 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 22:58:35,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 22:58:35,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 22:58:35,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:58:33" (1/3) ... [2024-11-09 22:58:35,351 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400f095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:35, skipping insertion in model container [2024-11-09 22:58:35,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:58:34" (2/3) ... [2024-11-09 22:58:35,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400f095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:58:35, skipping insertion in model container [2024-11-09 22:58:35,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 10:58:35" (3/3) ... [2024-11-09 22:58:35,353 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product21.cil.c [2024-11-09 22:58:35,367 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 22:58:35,367 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 22:58:35,423 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 22:58:35,428 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;@6437c69e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 22:58:35,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 22:58:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 389 states, 308 states have (on average 1.5487012987012987) internal successors, (477), 313 states have internal predecessors, (477), 57 states have call successors, (57), 22 states have call predecessors, (57), 22 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-09 22:58:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-09 22:58:35,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:35,452 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:35,452 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:35,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:35,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1664428485, now seen corresponding path program 1 times [2024-11-09 22:58:35,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:35,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424899130] [2024-11-09 22:58:35,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 22:58:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 22:58:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 22:58:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 22:58:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-09 22:58:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 22:58:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 22:58:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 22:58:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 22:58:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 22:58:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 22:58:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-09 22:58:36,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:36,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424899130] [2024-11-09 22:58:36,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424899130] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:36,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759531217] [2024-11-09 22:58:36,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:36,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:36,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:36,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:36,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 22:58:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:36,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 22:58:36,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 22:58:36,499 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:36,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759531217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:36,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:58:36,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-09 22:58:36,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684376008] [2024-11-09 22:58:36,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:36,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 22:58:36,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:36,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 22:58:36,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 22:58:36,529 INFO L87 Difference]: Start difference. First operand has 389 states, 308 states have (on average 1.5487012987012987) internal successors, (477), 313 states have internal predecessors, (477), 57 states have call successors, (57), 22 states have call predecessors, (57), 22 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) Second operand has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:36,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:36,589 INFO L93 Difference]: Finished difference Result 574 states and 861 transitions. [2024-11-09 22:58:36,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 22:58:36,591 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2024-11-09 22:58:36,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:36,602 INFO L225 Difference]: With dead ends: 574 [2024-11-09 22:58:36,603 INFO L226 Difference]: Without dead ends: 381 [2024-11-09 22:58:36,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 22:58:36,613 INFO L432 NwaCegarLoop]: 586 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:36,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:36,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-11-09 22:58:36,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2024-11-09 22:58:36,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 301 states have (on average 1.5448504983388704) internal successors, (465), 305 states have internal predecessors, (465), 57 states have call successors, (57), 22 states have call predecessors, (57), 22 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 22:58:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 578 transitions. [2024-11-09 22:58:36,682 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 578 transitions. Word has length 125 [2024-11-09 22:58:36,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:36,683 INFO L471 AbstractCegarLoop]: Abstraction has 381 states and 578 transitions. [2024-11-09 22:58:36,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:36,684 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 578 transitions. [2024-11-09 22:58:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 22:58:36,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:36,694 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:36,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 22:58:36,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 22:58:36,900 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:36,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:36,900 INFO L85 PathProgramCache]: Analyzing trace with hash -2073343862, now seen corresponding path program 1 times [2024-11-09 22:58:36,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:36,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238074245] [2024-11-09 22:58:36,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:36,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 22:58:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 22:58:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 22:58:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-09 22:58:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-09 22:58:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 22:58:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 22:58:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 22:58:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 22:58:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 22:58:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 22:58:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 22:58:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 22:58:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 22:58:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,185 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-09 22:58:37,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:37,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238074245] [2024-11-09 22:58:37,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238074245] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:37,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465659799] [2024-11-09 22:58:37,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:37,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:37,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:37,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:37,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 22:58:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 22:58:37,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:37,446 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-09 22:58:37,447 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:37,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465659799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:37,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:58:37,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 22:58:37,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30189499] [2024-11-09 22:58:37,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:37,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 22:58:37,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:37,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 22:58:37,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:58:37,449 INFO L87 Difference]: Start difference. First operand 381 states and 578 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:37,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:37,481 INFO L93 Difference]: Finished difference Result 563 states and 838 transitions. [2024-11-09 22:58:37,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 22:58:37,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 146 [2024-11-09 22:58:37,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:37,485 INFO L225 Difference]: With dead ends: 563 [2024-11-09 22:58:37,485 INFO L226 Difference]: Without dead ends: 384 [2024-11-09 22:58:37,489 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:58:37,490 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 0 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1152 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:37,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1152 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:37,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2024-11-09 22:58:37,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 384. [2024-11-09 22:58:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 304 states have (on average 1.5394736842105263) internal successors, (468), 308 states have internal predecessors, (468), 57 states have call successors, (57), 22 states have call predecessors, (57), 22 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 22:58:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 581 transitions. [2024-11-09 22:58:37,512 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 581 transitions. Word has length 146 [2024-11-09 22:58:37,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:37,512 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 581 transitions. [2024-11-09 22:58:37,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 581 transitions. [2024-11-09 22:58:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 22:58:37,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:37,514 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:37,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 22:58:37,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-09 22:58:37,717 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:37,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:37,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1611352170, now seen corresponding path program 1 times [2024-11-09 22:58:37,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:37,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426146037] [2024-11-09 22:58:37,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:37,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 22:58:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 22:58:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 22:58:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-09 22:58:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 22:58:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 22:58:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 22:58:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 22:58:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 22:58:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 22:58:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 22:58:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-09 22:58:37,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:37,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426146037] [2024-11-09 22:58:37,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426146037] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:37,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132165664] [2024-11-09 22:58:37,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:37,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:37,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:37,892 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:37,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 22:58:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 22:58:38,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 22:58:38,138 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:38,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132165664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:38,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:58:38,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 22:58:38,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098852611] [2024-11-09 22:58:38,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:38,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 22:58:38,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:38,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 22:58:38,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:58:38,140 INFO L87 Difference]: Start difference. First operand 384 states and 581 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:38,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:38,159 INFO L93 Difference]: Finished difference Result 825 states and 1263 transitions. [2024-11-09 22:58:38,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 22:58:38,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-09 22:58:38,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:38,162 INFO L225 Difference]: With dead ends: 825 [2024-11-09 22:58:38,162 INFO L226 Difference]: Without dead ends: 469 [2024-11-09 22:58:38,163 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:58:38,164 INFO L432 NwaCegarLoop]: 596 mSDtfsCounter, 144 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:38,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 1128 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:38,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-11-09 22:58:38,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 461. [2024-11-09 22:58:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 367 states have (on average 1.5449591280653951) internal successors, (567), 371 states have internal predecessors, (567), 71 states have call successors, (71), 22 states have call predecessors, (71), 22 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-09 22:58:38,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 708 transitions. [2024-11-09 22:58:38,182 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 708 transitions. Word has length 134 [2024-11-09 22:58:38,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:38,182 INFO L471 AbstractCegarLoop]: Abstraction has 461 states and 708 transitions. [2024-11-09 22:58:38,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 708 transitions. [2024-11-09 22:58:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-09 22:58:38,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:38,185 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:38,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 22:58:38,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:38,390 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:38,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:38,390 INFO L85 PathProgramCache]: Analyzing trace with hash -255867774, now seen corresponding path program 1 times [2024-11-09 22:58:38,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:38,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572178026] [2024-11-09 22:58:38,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:38,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 22:58:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 22:58:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 22:58:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-09 22:58:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 22:58:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 22:58:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 22:58:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 22:58:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 22:58:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 22:58:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 22:58:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-09 22:58:38,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:38,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572178026] [2024-11-09 22:58:38,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572178026] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:38,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406419634] [2024-11-09 22:58:38,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:38,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:38,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:38,661 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:38,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 22:58:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:38,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 22:58:38,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:38,959 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-09 22:58:38,959 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:38,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406419634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:38,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:58:38,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-09 22:58:38,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036409849] [2024-11-09 22:58:38,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:38,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 22:58:38,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:38,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 22:58:38,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 22:58:38,963 INFO L87 Difference]: Start difference. First operand 461 states and 708 transitions. Second operand has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-09 22:58:39,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:39,013 INFO L93 Difference]: Finished difference Result 913 states and 1406 transitions. [2024-11-09 22:58:39,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 22:58:39,014 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 135 [2024-11-09 22:58:39,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:39,016 INFO L225 Difference]: With dead ends: 913 [2024-11-09 22:58:39,017 INFO L226 Difference]: Without dead ends: 463 [2024-11-09 22:58:39,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 22:58:39,019 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 2 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2269 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:39,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2269 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:39,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-11-09 22:58:39,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 463. [2024-11-09 22:58:39,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 368 states have (on average 1.5434782608695652) internal successors, (568), 373 states have internal predecessors, (568), 71 states have call successors, (71), 22 states have call predecessors, (71), 23 states have return successors, (72), 69 states have call predecessors, (72), 70 states have call successors, (72) [2024-11-09 22:58:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 711 transitions. [2024-11-09 22:58:39,036 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 711 transitions. Word has length 135 [2024-11-09 22:58:39,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:39,036 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 711 transitions. [2024-11-09 22:58:39,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-09 22:58:39,037 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 711 transitions. [2024-11-09 22:58:39,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-09 22:58:39,039 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:39,039 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:39,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 22:58:39,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:39,239 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:39,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:39,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1688641098, now seen corresponding path program 1 times [2024-11-09 22:58:39,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:39,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105478035] [2024-11-09 22:58:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-09 22:58:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 22:58:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 22:58:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 22:58:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 22:58:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 22:58:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 22:58:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 22:58:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 22:58:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 22:58:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 22:58:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 22:58:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 22:58:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,474 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 22:58:39,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:39,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105478035] [2024-11-09 22:58:39,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105478035] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:39,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245922278] [2024-11-09 22:58:39,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:39,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:39,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:39,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:39,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 22:58:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:39,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 22:58:39,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 22:58:39,770 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 22:58:39,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245922278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:39,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 22:58:39,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-09 22:58:39,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106968055] [2024-11-09 22:58:39,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:39,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 22:58:39,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:39,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 22:58:39,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 22:58:39,772 INFO L87 Difference]: Start difference. First operand 463 states and 711 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-09 22:58:39,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:39,823 INFO L93 Difference]: Finished difference Result 915 states and 1411 transitions. [2024-11-09 22:58:39,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 22:58:39,824 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 155 [2024-11-09 22:58:39,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:39,826 INFO L225 Difference]: With dead ends: 915 [2024-11-09 22:58:39,827 INFO L226 Difference]: Without dead ends: 465 [2024-11-09 22:58:39,830 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 22:58:39,833 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 2 mSDsluCounter, 1687 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2255 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:39,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2255 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 22:58:39,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2024-11-09 22:58:39,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 465. [2024-11-09 22:58:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 369 states have (on average 1.5420054200542006) internal successors, (569), 375 states have internal predecessors, (569), 71 states have call successors, (71), 22 states have call predecessors, (71), 24 states have return successors, (77), 69 states have call predecessors, (77), 70 states have call successors, (77) [2024-11-09 22:58:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 717 transitions. [2024-11-09 22:58:39,853 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 717 transitions. Word has length 155 [2024-11-09 22:58:39,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:39,854 INFO L471 AbstractCegarLoop]: Abstraction has 465 states and 717 transitions. [2024-11-09 22:58:39,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-09 22:58:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 717 transitions. [2024-11-09 22:58:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-09 22:58:39,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:39,856 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:39,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 22:58:40,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:40,057 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:40,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:40,058 INFO L85 PathProgramCache]: Analyzing trace with hash 870219748, now seen corresponding path program 1 times [2024-11-09 22:58:40,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:40,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361478971] [2024-11-09 22:58:40,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:40,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 22:58:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-09 22:58:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 22:58:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 22:58:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 22:58:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 22:58:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 22:58:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 22:58:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 22:58:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-09 22:58:40,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:40,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361478971] [2024-11-09 22:58:40,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361478971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:40,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:40,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 22:58:40,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495899404] [2024-11-09 22:58:40,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:40,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 22:58:40,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:40,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 22:58:40,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 22:58:40,239 INFO L87 Difference]: Start difference. First operand 465 states and 717 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, (18), 6 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-09 22:58:41,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:41,951 INFO L93 Difference]: Finished difference Result 1076 states and 1677 transitions. [2024-11-09 22:58:41,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 22:58:41,955 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, (18), 6 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 137 [2024-11-09 22:58:41,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:41,958 INFO L225 Difference]: With dead ends: 1076 [2024-11-09 22:58:41,958 INFO L226 Difference]: Without dead ends: 634 [2024-11-09 22:58:41,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-09 22:58:41,960 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1303 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 2593 mSolverCounterSat, 435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 1418 SdHoareTripleChecker+Invalid, 3028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 2593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:41,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1304 Valid, 1418 Invalid, 3028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [435 Valid, 2593 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 22:58:41,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2024-11-09 22:58:41,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 465. [2024-11-09 22:58:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 369 states have (on average 1.5420054200542006) internal successors, (569), 375 states have internal predecessors, (569), 71 states have call successors, (71), 22 states have call predecessors, (71), 24 states have return successors, (76), 69 states have call predecessors, (76), 70 states have call successors, (76) [2024-11-09 22:58:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 716 transitions. [2024-11-09 22:58:41,989 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 716 transitions. Word has length 137 [2024-11-09 22:58:41,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:41,990 INFO L471 AbstractCegarLoop]: Abstraction has 465 states and 716 transitions. [2024-11-09 22:58:41,990 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, (18), 6 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-09 22:58:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 716 transitions. [2024-11-09 22:58:41,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-09 22:58:41,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:41,992 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:41,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 22:58:41,993 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:41,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:41,993 INFO L85 PathProgramCache]: Analyzing trace with hash -703378362, now seen corresponding path program 1 times [2024-11-09 22:58:41,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:41,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426959858] [2024-11-09 22:58:41,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:41,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 22:58:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 22:58:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 22:58:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-09 22:58:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 22:58:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 22:58:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 22:58:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 22:58:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 22:58:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 22:58:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 22:58:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 22:58:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-09 22:58:42,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:42,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426959858] [2024-11-09 22:58:42,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426959858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:42,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:42,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 22:58:42,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602751012] [2024-11-09 22:58:42,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:42,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 22:58:42,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:42,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 22:58:42,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 22:58:42,159 INFO L87 Difference]: Start difference. First operand 465 states and 716 transitions. Second operand has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-09 22:58:43,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:43,833 INFO L93 Difference]: Finished difference Result 1078 states and 1680 transitions. [2024-11-09 22:58:43,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 22:58:43,833 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 157 [2024-11-09 22:58:43,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:43,837 INFO L225 Difference]: With dead ends: 1078 [2024-11-09 22:58:43,837 INFO L226 Difference]: Without dead ends: 636 [2024-11-09 22:58:43,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-09 22:58:43,839 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 1312 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 2559 mSolverCounterSat, 451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1313 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 3010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 451 IncrementalHoareTripleChecker+Valid, 2559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:43,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1313 Valid, 1417 Invalid, 3010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [451 Valid, 2559 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 22:58:43,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-11-09 22:58:43,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 467. [2024-11-09 22:58:43,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 370 states have (on average 1.5405405405405406) internal successors, (570), 377 states have internal predecessors, (570), 71 states have call successors, (71), 22 states have call predecessors, (71), 25 states have return successors, (78), 69 states have call predecessors, (78), 70 states have call successors, (78) [2024-11-09 22:58:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 719 transitions. [2024-11-09 22:58:43,861 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 719 transitions. Word has length 157 [2024-11-09 22:58:43,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:43,861 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 719 transitions. [2024-11-09 22:58:43,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 5 states have internal predecessors, (94), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-09 22:58:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 719 transitions. [2024-11-09 22:58:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 22:58:43,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:43,863 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:43,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 22:58:43,863 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:43,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:43,864 INFO L85 PathProgramCache]: Analyzing trace with hash -896827826, now seen corresponding path program 1 times [2024-11-09 22:58:43,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:43,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857784590] [2024-11-09 22:58:43,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:43,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:43,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 22:58:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 22:58:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 22:58:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 22:58:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 22:58:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 22:58:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 22:58:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 22:58:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 22:58:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 22:58:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 22:58:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 22:58:44,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:44,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857784590] [2024-11-09 22:58:44,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857784590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:44,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:44,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 22:58:44,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071771532] [2024-11-09 22:58:44,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:44,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 22:58:44,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:44,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 22:58:44,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 22:58:44,082 INFO L87 Difference]: Start difference. First operand 467 states and 719 transitions. Second operand has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-09 22:58:46,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:46,141 INFO L93 Difference]: Finished difference Result 1076 states and 1675 transitions. [2024-11-09 22:58:46,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 22:58:46,142 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 158 [2024-11-09 22:58:46,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:46,146 INFO L225 Difference]: With dead ends: 1076 [2024-11-09 22:58:46,146 INFO L226 Difference]: Without dead ends: 636 [2024-11-09 22:58:46,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-09 22:58:46,148 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 1341 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 4115 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 1964 SdHoareTripleChecker+Invalid, 4621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 4115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:46,148 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1342 Valid, 1964 Invalid, 4621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [506 Valid, 4115 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 22:58:46,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-11-09 22:58:46,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 467. [2024-11-09 22:58:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 370 states have (on average 1.5405405405405406) internal successors, (570), 377 states have internal predecessors, (570), 71 states have call successors, (71), 22 states have call predecessors, (71), 25 states have return successors, (77), 69 states have call predecessors, (77), 70 states have call successors, (77) [2024-11-09 22:58:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 718 transitions. [2024-11-09 22:58:46,170 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 718 transitions. Word has length 158 [2024-11-09 22:58:46,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:46,170 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 718 transitions. [2024-11-09 22:58:46,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.909090909090908) internal successors, (98), 8 states have internal predecessors, (98), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-09 22:58:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 718 transitions. [2024-11-09 22:58:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 22:58:46,172 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:46,172 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:46,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 22:58:46,172 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:46,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:46,173 INFO L85 PathProgramCache]: Analyzing trace with hash 545653347, now seen corresponding path program 2 times [2024-11-09 22:58:46,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:46,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586152658] [2024-11-09 22:58:46,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:46,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 22:58:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 22:58:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-09 22:58:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 22:58:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 22:58:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 22:58:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 22:58:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 22:58:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 22:58:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 22:58:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 22:58:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:46,338 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 22:58:46,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:46,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586152658] [2024-11-09 22:58:46,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586152658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:46,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:46,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 22:58:46,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110898082] [2024-11-09 22:58:46,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:46,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 22:58:46,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:46,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 22:58:46,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 22:58:46,340 INFO L87 Difference]: Start difference. First operand 467 states and 718 transitions. Second operand has 12 states, 11 states have (on average 9.0) internal successors, (99), 8 states have internal predecessors, (99), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-09 22:58:48,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:48,235 INFO L93 Difference]: Finished difference Result 1078 states and 1681 transitions. [2024-11-09 22:58:48,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 22:58:48,236 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.0) internal successors, (99), 8 states have internal predecessors, (99), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 159 [2024-11-09 22:58:48,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:48,242 INFO L225 Difference]: With dead ends: 1078 [2024-11-09 22:58:48,242 INFO L226 Difference]: Without dead ends: 638 [2024-11-09 22:58:48,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-09 22:58:48,245 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1333 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 4192 mSolverCounterSat, 465 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 4657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 465 IncrementalHoareTripleChecker+Valid, 4192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:48,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1334 Valid, 1967 Invalid, 4657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [465 Valid, 4192 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 22:58:48,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2024-11-09 22:58:48,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 469. [2024-11-09 22:58:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 371 states have (on average 1.5390835579514826) internal successors, (571), 379 states have internal predecessors, (571), 71 states have call successors, (71), 22 states have call predecessors, (71), 26 states have return successors, (82), 69 states have call predecessors, (82), 70 states have call successors, (82) [2024-11-09 22:58:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 724 transitions. [2024-11-09 22:58:48,279 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 724 transitions. Word has length 159 [2024-11-09 22:58:48,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:48,279 INFO L471 AbstractCegarLoop]: Abstraction has 469 states and 724 transitions. [2024-11-09 22:58:48,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.0) internal successors, (99), 8 states have internal predecessors, (99), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-09 22:58:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 724 transitions. [2024-11-09 22:58:48,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-09 22:58:48,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:48,282 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:48,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 22:58:48,282 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:48,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:48,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1470420970, now seen corresponding path program 1 times [2024-11-09 22:58:48,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:48,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466215984] [2024-11-09 22:58:48,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:48,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 22:58:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 22:58:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 22:58:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 22:58:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 22:58:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 22:58:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 22:58:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 22:58:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:48,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:48,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466215984] [2024-11-09 22:58:48,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466215984] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 22:58:48,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042442891] [2024-11-09 22:58:48,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:48,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:48,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:58:48,405 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 22:58:48,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 22:58:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:48,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 22:58:48,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 22:58:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:48,647 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 22:58:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:48,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042442891] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 22:58:48,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 22:58:48,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-09 22:58:48,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701927615] [2024-11-09 22:58:48,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 22:58:48,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 22:58:48,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:48,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 22:58:48,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-09 22:58:48,713 INFO L87 Difference]: Start difference. First operand 469 states and 724 transitions. Second operand has 11 states, 11 states have (on average 11.636363636363637) internal successors, (128), 7 states have internal predecessors, (128), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-09 22:58:50,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:50,211 INFO L93 Difference]: Finished difference Result 1310 states and 2104 transitions. [2024-11-09 22:58:50,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 22:58:50,211 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.636363636363637) internal successors, (128), 7 states have internal predecessors, (128), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 141 [2024-11-09 22:58:50,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:50,216 INFO L225 Difference]: With dead ends: 1310 [2024-11-09 22:58:50,216 INFO L226 Difference]: Without dead ends: 1131 [2024-11-09 22:58:50,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-09 22:58:50,217 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 1769 mSDsluCounter, 1615 mSDsCounter, 0 mSdLazyCounter, 2923 mSolverCounterSat, 580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 3503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 580 IncrementalHoareTripleChecker+Valid, 2923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:50,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1823 Valid, 1878 Invalid, 3503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [580 Valid, 2923 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 22:58:50,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2024-11-09 22:58:50,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 938. [2024-11-09 22:58:50,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 938 states, 761 states have (on average 1.5703022339027595) internal successors, (1195), 769 states have internal predecessors, (1195), 150 states have call successors, (150), 22 states have call predecessors, (150), 26 states have return successors, (171), 148 states have call predecessors, (171), 149 states have call successors, (171) [2024-11-09 22:58:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1516 transitions. [2024-11-09 22:58:50,249 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1516 transitions. Word has length 141 [2024-11-09 22:58:50,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:50,249 INFO L471 AbstractCegarLoop]: Abstraction has 938 states and 1516 transitions. [2024-11-09 22:58:50,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.636363636363637) internal successors, (128), 7 states have internal predecessors, (128), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-09 22:58:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1516 transitions. [2024-11-09 22:58:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-09 22:58:50,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:50,253 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:50,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 22:58:50,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 22:58:50,453 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:50,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:50,454 INFO L85 PathProgramCache]: Analyzing trace with hash -408835112, now seen corresponding path program 1 times [2024-11-09 22:58:50,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:50,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369017603] [2024-11-09 22:58:50,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:50,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 22:58:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 22:58:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 22:58:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 22:58:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 22:58:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 22:58:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 22:58:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 22:58:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 22:58:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 22:58:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 22:58:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:58:50,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:50,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369017603] [2024-11-09 22:58:50,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369017603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:50,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:50,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:50,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418806302] [2024-11-09 22:58:50,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:50,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:50,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:50,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:50,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:50,576 INFO L87 Difference]: Start difference. First operand 938 states and 1516 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:51,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:51,680 INFO L93 Difference]: Finished difference Result 2450 states and 4027 transitions. [2024-11-09 22:58:51,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:51,681 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 174 [2024-11-09 22:58:51,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:51,688 INFO L225 Difference]: With dead ends: 2450 [2024-11-09 22:58:51,688 INFO L226 Difference]: Without dead ends: 1582 [2024-11-09 22:58:51,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:51,691 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 1454 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 1465 mSolverCounterSat, 504 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1098 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 504 IncrementalHoareTripleChecker+Valid, 1465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:51,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1472 Valid, 1098 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [504 Valid, 1465 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:51,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2024-11-09 22:58:51,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1405. [2024-11-09 22:58:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1405 states, 1149 states have (on average 1.5726718885987816) internal successors, (1807), 1157 states have internal predecessors, (1807), 229 states have call successors, (229), 22 states have call predecessors, (229), 26 states have return successors, (260), 227 states have call predecessors, (260), 228 states have call successors, (260) [2024-11-09 22:58:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1405 states and 2296 transitions. [2024-11-09 22:58:51,732 INFO L78 Accepts]: Start accepts. Automaton has 1405 states and 2296 transitions. Word has length 174 [2024-11-09 22:58:51,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:51,733 INFO L471 AbstractCegarLoop]: Abstraction has 1405 states and 2296 transitions. [2024-11-09 22:58:51,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2296 transitions. [2024-11-09 22:58:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-09 22:58:51,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:51,739 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:51,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 22:58:51,739 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:51,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:51,740 INFO L85 PathProgramCache]: Analyzing trace with hash 793983989, now seen corresponding path program 1 times [2024-11-09 22:58:51,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:51,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424610411] [2024-11-09 22:58:51,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:51,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 22:58:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 22:58:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 22:58:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 22:58:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 22:58:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 22:58:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 22:58:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 22:58:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:51,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:51,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424610411] [2024-11-09 22:58:51,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424610411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:51,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:51,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:51,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484455467] [2024-11-09 22:58:51,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:51,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:51,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:51,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:51,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:51,830 INFO L87 Difference]: Start difference. First operand 1405 states and 2296 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, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:52,976 INFO L93 Difference]: Finished difference Result 3594 states and 5935 transitions. [2024-11-09 22:58:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:52,976 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, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 156 [2024-11-09 22:58:52,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:52,985 INFO L225 Difference]: With dead ends: 3594 [2024-11-09 22:58:52,985 INFO L226 Difference]: Without dead ends: 2318 [2024-11-09 22:58:52,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:52,989 INFO L432 NwaCegarLoop]: 224 mSDtfsCounter, 1442 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 1415 mSolverCounterSat, 529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 1944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 1415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:52,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1461 Valid, 1053 Invalid, 1944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [529 Valid, 1415 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 22:58:52,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2024-11-09 22:58:53,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2141. [2024-11-09 22:58:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2141 states, 1766 states have (on average 1.5730464326160816) internal successors, (2778), 1774 states have internal predecessors, (2778), 348 states have call successors, (348), 22 states have call predecessors, (348), 26 states have return successors, (379), 346 states have call predecessors, (379), 347 states have call successors, (379) [2024-11-09 22:58:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 2141 states and 3505 transitions. [2024-11-09 22:58:53,043 INFO L78 Accepts]: Start accepts. Automaton has 2141 states and 3505 transitions. Word has length 156 [2024-11-09 22:58:53,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:53,043 INFO L471 AbstractCegarLoop]: Abstraction has 2141 states and 3505 transitions. [2024-11-09 22:58:53,043 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, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 3505 transitions. [2024-11-09 22:58:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-09 22:58:53,050 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:53,050 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:53,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 22:58:53,050 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:53,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:53,051 INFO L85 PathProgramCache]: Analyzing trace with hash 343948157, now seen corresponding path program 1 times [2024-11-09 22:58:53,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:53,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609699832] [2024-11-09 22:58:53,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:53,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 22:58:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 22:58:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 22:58:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 22:58:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 22:58:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 22:58:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 22:58:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 22:58:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:53,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:53,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609699832] [2024-11-09 22:58:53,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609699832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:53,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:53,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:53,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585225210] [2024-11-09 22:58:53,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:53,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:53,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:53,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:53,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:53,165 INFO L87 Difference]: Start difference. First operand 2141 states and 3505 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:54,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:54,204 INFO L93 Difference]: Finished difference Result 5331 states and 8844 transitions. [2024-11-09 22:58:54,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:54,204 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 157 [2024-11-09 22:58:54,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:54,217 INFO L225 Difference]: With dead ends: 5331 [2024-11-09 22:58:54,217 INFO L226 Difference]: Without dead ends: 3458 [2024-11-09 22:58:54,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:54,222 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 1523 mSDsluCounter, 820 mSDsCounter, 0 mSdLazyCounter, 1368 mSolverCounterSat, 529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1542 SdHoareTripleChecker+Valid, 1040 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 1368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:54,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1542 Valid, 1040 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [529 Valid, 1368 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:54,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3458 states. [2024-11-09 22:58:54,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3458 to 3281. [2024-11-09 22:58:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3281 states, 2744 states have (on average 1.5732507288629738) internal successors, (4317), 2752 states have internal predecessors, (4317), 510 states have call successors, (510), 22 states have call predecessors, (510), 26 states have return successors, (557), 508 states have call predecessors, (557), 509 states have call successors, (557) [2024-11-09 22:58:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 3281 states and 5384 transitions. [2024-11-09 22:58:54,331 INFO L78 Accepts]: Start accepts. Automaton has 3281 states and 5384 transitions. Word has length 157 [2024-11-09 22:58:54,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:54,331 INFO L471 AbstractCegarLoop]: Abstraction has 3281 states and 5384 transitions. [2024-11-09 22:58:54,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 5384 transitions. [2024-11-09 22:58:54,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 22:58:54,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:54,341 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:54,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 22:58:54,342 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:54,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:54,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1342009451, now seen corresponding path program 1 times [2024-11-09 22:58:54,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:54,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254954353] [2024-11-09 22:58:54,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:54,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 22:58:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 22:58:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 22:58:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 22:58:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 22:58:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 22:58:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 22:58:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 22:58:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:54,431 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 22:58:54,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:54,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254954353] [2024-11-09 22:58:54,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254954353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:54,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:54,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:54,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549569183] [2024-11-09 22:58:54,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:54,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:54,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:54,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:54,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:54,433 INFO L87 Difference]: Start difference. First operand 3281 states and 5384 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:55,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:55,524 INFO L93 Difference]: Finished difference Result 8097 states and 13475 transitions. [2024-11-09 22:58:55,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:55,525 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 158 [2024-11-09 22:58:55,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:55,544 INFO L225 Difference]: With dead ends: 8097 [2024-11-09 22:58:55,544 INFO L226 Difference]: Without dead ends: 5314 [2024-11-09 22:58:55,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:55,576 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 1475 mSDsluCounter, 820 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 517 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 1040 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:55,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 1040 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5314 states. [2024-11-09 22:58:55,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5314 to 5137. [2024-11-09 22:58:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5137 states, 4355 states have (on average 1.572675086107922) internal successors, (6849), 4363 states have internal predecessors, (6849), 755 states have call successors, (755), 22 states have call predecessors, (755), 26 states have return successors, (828), 753 states have call predecessors, (828), 754 states have call successors, (828) [2024-11-09 22:58:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 5137 states and 8432 transitions. [2024-11-09 22:58:55,701 INFO L78 Accepts]: Start accepts. Automaton has 5137 states and 8432 transitions. Word has length 158 [2024-11-09 22:58:55,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:55,701 INFO L471 AbstractCegarLoop]: Abstraction has 5137 states and 8432 transitions. [2024-11-09 22:58:55,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 22:58:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 5137 states and 8432 transitions. [2024-11-09 22:58:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 22:58:55,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:55,716 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:55,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 22:58:55,716 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:55,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:55,716 INFO L85 PathProgramCache]: Analyzing trace with hash -249506760, now seen corresponding path program 1 times [2024-11-09 22:58:55,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:55,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946060275] [2024-11-09 22:58:55,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:55,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 22:58:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 22:58:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 22:58:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 22:58:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 22:58:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 22:58:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 22:58:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 22:58:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 22:58:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 22:58:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 22:58:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:58:55,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:55,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946060275] [2024-11-09 22:58:55,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946060275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:55,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:55,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:55,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323999774] [2024-11-09 22:58:55,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:55,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:55,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:55,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:55,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:55,854 INFO L87 Difference]: Start difference. First operand 5137 states and 8432 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:56,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:56,937 INFO L93 Difference]: Finished difference Result 12738 states and 21230 transitions. [2024-11-09 22:58:56,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:56,937 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 178 [2024-11-09 22:58:56,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:56,973 INFO L225 Difference]: With dead ends: 12738 [2024-11-09 22:58:56,973 INFO L226 Difference]: Without dead ends: 8453 [2024-11-09 22:58:56,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:56,988 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1405 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 1054 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:56,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1423 Valid, 1054 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [497 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:56,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8453 states. [2024-11-09 22:58:57,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8453 to 8276. [2024-11-09 22:58:57,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8276 states, 7001 states have (on average 1.5654906441936867) internal successors, (10960), 7009 states have internal predecessors, (10960), 1248 states have call successors, (1248), 22 states have call predecessors, (1248), 26 states have return successors, (1365), 1246 states have call predecessors, (1365), 1247 states have call successors, (1365) [2024-11-09 22:58:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8276 states to 8276 states and 13573 transitions. [2024-11-09 22:58:57,278 INFO L78 Accepts]: Start accepts. Automaton has 8276 states and 13573 transitions. Word has length 178 [2024-11-09 22:58:57,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:57,279 INFO L471 AbstractCegarLoop]: Abstraction has 8276 states and 13573 transitions. [2024-11-09 22:58:57,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 8276 states and 13573 transitions. [2024-11-09 22:58:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-09 22:58:57,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:57,305 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:57,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 22:58:57,306 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:57,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:57,306 INFO L85 PathProgramCache]: Analyzing trace with hash -989002848, now seen corresponding path program 1 times [2024-11-09 22:58:57,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:57,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618950408] [2024-11-09 22:58:57,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:57,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 22:58:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 22:58:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 22:58:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 22:58:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 22:58:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 22:58:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 22:58:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 22:58:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 22:58:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 22:58:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 22:58:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:58:57,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:57,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618950408] [2024-11-09 22:58:57,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618950408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:57,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:57,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:57,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263059309] [2024-11-09 22:58:57,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:57,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:57,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:57,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:57,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:57,406 INFO L87 Difference]: Start difference. First operand 8276 states and 13573 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:58,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:58:58,561 INFO L93 Difference]: Finished difference Result 21159 states and 35200 transitions. [2024-11-09 22:58:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:58:58,562 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 179 [2024-11-09 22:58:58,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:58:58,598 INFO L225 Difference]: With dead ends: 21159 [2024-11-09 22:58:58,598 INFO L226 Difference]: Without dead ends: 14174 [2024-11-09 22:58:58,615 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:58:58,615 INFO L432 NwaCegarLoop]: 232 mSDtfsCounter, 1456 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 525 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 1074 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 525 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 22:58:58,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 1074 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [525 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 22:58:58,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14174 states. [2024-11-09 22:58:58,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14174 to 13997. [2024-11-09 22:58:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13997 states, 11900 states have (on average 1.5623529411764705) internal successors, (18592), 11908 states have internal predecessors, (18592), 2070 states have call successors, (2070), 22 states have call predecessors, (2070), 26 states have return successors, (2265), 2068 states have call predecessors, (2265), 2069 states have call successors, (2265) [2024-11-09 22:58:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13997 states to 13997 states and 22927 transitions. [2024-11-09 22:58:58,981 INFO L78 Accepts]: Start accepts. Automaton has 13997 states and 22927 transitions. Word has length 179 [2024-11-09 22:58:58,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:58:58,982 INFO L471 AbstractCegarLoop]: Abstraction has 13997 states and 22927 transitions. [2024-11-09 22:58:58,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:58:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 13997 states and 22927 transitions. [2024-11-09 22:58:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 22:58:59,011 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:58:59,012 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:58:59,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 22:58:59,012 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:58:59,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:58:59,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1472466376, now seen corresponding path program 1 times [2024-11-09 22:58:59,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:58:59,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643440188] [2024-11-09 22:58:59,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:58:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:58:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:58:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:58:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:58:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:58:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:58:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:58:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 22:58:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 22:58:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 22:58:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 22:58:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 22:58:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 22:58:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 22:58:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 22:58:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 22:58:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 22:58:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 22:58:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:58:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:58:59,099 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:58:59,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:58:59,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643440188] [2024-11-09 22:58:59,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643440188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:58:59,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:58:59,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:58:59,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331140913] [2024-11-09 22:58:59,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:58:59,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:58:59,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:58:59,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:58:59,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:58:59,100 INFO L87 Difference]: Start difference. First operand 13997 states and 22927 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:00,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:00,488 INFO L93 Difference]: Finished difference Result 34172 states and 56220 transitions. [2024-11-09 22:59:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:59:00,488 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 180 [2024-11-09 22:59:00,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:00,549 INFO L225 Difference]: With dead ends: 34172 [2024-11-09 22:59:00,550 INFO L226 Difference]: Without dead ends: 22526 [2024-11-09 22:59:00,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:59:00,574 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1395 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 1474 mSolverCounterSat, 466 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 466 IncrementalHoareTripleChecker+Valid, 1474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:00,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1413 Valid, 1017 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [466 Valid, 1474 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 22:59:00,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22526 states. [2024-11-09 22:59:01,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22526 to 22349. [2024-11-09 22:59:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22349 states, 19049 states have (on average 1.5293716205575096) internal successors, (29133), 19057 states have internal predecessors, (29133), 3273 states have call successors, (3273), 22 states have call predecessors, (3273), 26 states have return successors, (3612), 3271 states have call predecessors, (3612), 3272 states have call successors, (3612) [2024-11-09 22:59:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22349 states to 22349 states and 36018 transitions. [2024-11-09 22:59:01,257 INFO L78 Accepts]: Start accepts. Automaton has 22349 states and 36018 transitions. Word has length 180 [2024-11-09 22:59:01,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:59:01,257 INFO L471 AbstractCegarLoop]: Abstraction has 22349 states and 36018 transitions. [2024-11-09 22:59:01,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:01,257 INFO L276 IsEmpty]: Start isEmpty. Operand 22349 states and 36018 transitions. [2024-11-09 22:59:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-09 22:59:01,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:59:01,284 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:59:01,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 22:59:01,284 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:59:01,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:59:01,285 INFO L85 PathProgramCache]: Analyzing trace with hash 404654912, now seen corresponding path program 1 times [2024-11-09 22:59:01,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:59:01,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584785376] [2024-11-09 22:59:01,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:59:01,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:59:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:59:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:59:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:59:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:59:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:59:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:59:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 22:59:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 22:59:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 22:59:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 22:59:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 22:59:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 22:59:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 22:59:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 22:59:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 22:59:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-09 22:59:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-09 22:59:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:59:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:59:01,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:59:01,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584785376] [2024-11-09 22:59:01,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584785376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:59:01,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:59:01,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:59:01,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395478035] [2024-11-09 22:59:01,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:59:01,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:59:01,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:59:01,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:59:01,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:59:01,376 INFO L87 Difference]: Start difference. First operand 22349 states and 36018 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:03,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:03,038 INFO L93 Difference]: Finished difference Result 59586 states and 97322 transitions. [2024-11-09 22:59:03,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:59:03,039 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 181 [2024-11-09 22:59:03,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:03,143 INFO L225 Difference]: With dead ends: 59586 [2024-11-09 22:59:03,143 INFO L226 Difference]: Without dead ends: 40344 [2024-11-09 22:59:03,173 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:59:03,174 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 1436 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 1465 mSolverCounterSat, 519 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1455 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 1465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:03,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1455 Valid, 1041 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 1465 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 22:59:03,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40344 states. [2024-11-09 22:59:04,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40344 to 40167. [2024-11-09 22:59:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40167 states, 34417 states have (on average 1.5234622424964408) internal successors, (52433), 34425 states have internal predecessors, (52433), 5723 states have call successors, (5723), 22 states have call predecessors, (5723), 26 states have return successors, (6336), 5721 states have call predecessors, (6336), 5722 states have call successors, (6336) [2024-11-09 22:59:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40167 states to 40167 states and 64492 transitions. [2024-11-09 22:59:04,610 INFO L78 Accepts]: Start accepts. Automaton has 40167 states and 64492 transitions. Word has length 181 [2024-11-09 22:59:04,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:59:04,610 INFO L471 AbstractCegarLoop]: Abstraction has 40167 states and 64492 transitions. [2024-11-09 22:59:04,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 40167 states and 64492 transitions. [2024-11-09 22:59:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-09 22:59:04,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:59:04,645 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:59:04,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 22:59:04,645 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:59:04,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:59:04,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1648516120, now seen corresponding path program 1 times [2024-11-09 22:59:04,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:59:04,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803738210] [2024-11-09 22:59:04,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:59:04,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:59:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:59:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:59:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:59:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:59:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:59:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:59:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 22:59:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 22:59:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 22:59:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 22:59:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 22:59:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 22:59:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 22:59:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 22:59:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 22:59:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 22:59:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 22:59:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:59:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:59:04,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:59:04,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803738210] [2024-11-09 22:59:04,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803738210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:59:04,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:59:04,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:59:04,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783763953] [2024-11-09 22:59:04,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:59:04,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:59:04,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:59:04,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:59:04,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:59:04,731 INFO L87 Difference]: Start difference. First operand 40167 states and 64492 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:07,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:07,097 INFO L93 Difference]: Finished difference Result 110285 states and 178943 transitions. [2024-11-09 22:59:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:59:07,097 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 182 [2024-11-09 22:59:07,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:07,309 INFO L225 Difference]: With dead ends: 110285 [2024-11-09 22:59:07,310 INFO L226 Difference]: Without dead ends: 74287 [2024-11-09 22:59:07,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:59:07,389 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1427 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:07,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1446 Valid, 1046 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [531 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 22:59:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74287 states. [2024-11-09 22:59:09,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74287 to 74110. [2024-11-09 22:59:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74110 states, 63847 states have (on average 1.5170642316788572) internal successors, (96860), 63855 states have internal predecessors, (96860), 10236 states have call successors, (10236), 22 states have call predecessors, (10236), 26 states have return successors, (11381), 10234 states have call predecessors, (11381), 10235 states have call successors, (11381) [2024-11-09 22:59:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74110 states to 74110 states and 118477 transitions. [2024-11-09 22:59:09,783 INFO L78 Accepts]: Start accepts. Automaton has 74110 states and 118477 transitions. Word has length 182 [2024-11-09 22:59:09,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:59:09,784 INFO L471 AbstractCegarLoop]: Abstraction has 74110 states and 118477 transitions. [2024-11-09 22:59:09,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 74110 states and 118477 transitions. [2024-11-09 22:59:09,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-09 22:59:09,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:59:09,837 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:59:09,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 22:59:09,837 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:59:09,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:59:09,838 INFO L85 PathProgramCache]: Analyzing trace with hash 300076864, now seen corresponding path program 1 times [2024-11-09 22:59:09,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:59:09,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414434451] [2024-11-09 22:59:09,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:59:09,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:59:09,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:59:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:59:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:59:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:59:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:59:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:59:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 22:59:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 22:59:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 22:59:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 22:59:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 22:59:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 22:59:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 22:59:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 22:59:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 22:59:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 22:59:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-09 22:59:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:59:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:59:09,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:59:09,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414434451] [2024-11-09 22:59:09,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414434451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:59:09,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:59:09,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 22:59:09,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30765317] [2024-11-09 22:59:09,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:59:09,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 22:59:09,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:59:09,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 22:59:09,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 22:59:09,925 INFO L87 Difference]: Start difference. First operand 74110 states and 118477 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:12,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:12,792 INFO L93 Difference]: Finished difference Result 139754 states and 226670 transitions. [2024-11-09 22:59:12,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 22:59:12,792 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 183 [2024-11-09 22:59:12,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:13,386 INFO L225 Difference]: With dead ends: 139754 [2024-11-09 22:59:13,386 INFO L226 Difference]: Without dead ends: 139575 [2024-11-09 22:59:13,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 22:59:13,424 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1378 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1395 SdHoareTripleChecker+Valid, 1045 SdHoareTripleChecker+Invalid, 1995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 501 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:13,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1395 Valid, 1045 Invalid, 1995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [501 Valid, 1494 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 22:59:13,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139575 states. [2024-11-09 22:59:16,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139575 to 139398. [2024-11-09 22:59:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139398 states, 120767 states have (on average 1.5100648355925046) internal successors, (182366), 120775 states have internal predecessors, (182366), 18604 states have call successors, (18604), 22 states have call predecessors, (18604), 26 states have return successors, (20795), 18602 states have call predecessors, (20795), 18603 states have call successors, (20795) [2024-11-09 22:59:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139398 states to 139398 states and 221765 transitions. [2024-11-09 22:59:17,353 INFO L78 Accepts]: Start accepts. Automaton has 139398 states and 221765 transitions. Word has length 183 [2024-11-09 22:59:17,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:59:17,354 INFO L471 AbstractCegarLoop]: Abstraction has 139398 states and 221765 transitions. [2024-11-09 22:59:17,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 139398 states and 221765 transitions. [2024-11-09 22:59:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 22:59:17,412 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:59:17,412 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:59:17,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 22:59:17,413 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:59:17,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:59:17,413 INFO L85 PathProgramCache]: Analyzing trace with hash -26255674, now seen corresponding path program 1 times [2024-11-09 22:59:17,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:59:17,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427197772] [2024-11-09 22:59:17,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:59:17,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:59:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:59:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:59:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:59:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:59:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:59:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:59:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 22:59:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 22:59:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 22:59:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 22:59:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 22:59:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 22:59:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 22:59:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 22:59:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 22:59:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 22:59:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 22:59:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:59:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:17,959 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-09 22:59:17,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:59:17,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427197772] [2024-11-09 22:59:17,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427197772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:59:17,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:59:17,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 22:59:17,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201564052] [2024-11-09 22:59:17,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:59:17,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 22:59:17,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:59:17,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 22:59:17,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 22:59:17,961 INFO L87 Difference]: Start difference. First operand 139398 states and 221765 transitions. Second operand has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:21,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:21,765 INFO L93 Difference]: Finished difference Result 272259 states and 436643 transitions. [2024-11-09 22:59:21,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 22:59:21,766 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 184 [2024-11-09 22:59:21,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:22,369 INFO L225 Difference]: With dead ends: 272259 [2024-11-09 22:59:22,369 INFO L226 Difference]: Without dead ends: 139575 [2024-11-09 22:59:22,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-09 22:59:22,537 INFO L432 NwaCegarLoop]: 388 mSDtfsCounter, 1418 mSDsluCounter, 2028 mSDsCounter, 0 mSdLazyCounter, 2760 mSolverCounterSat, 459 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1436 SdHoareTripleChecker+Valid, 2416 SdHoareTripleChecker+Invalid, 3219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 459 IncrementalHoareTripleChecker+Valid, 2760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:22,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1436 Valid, 2416 Invalid, 3219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [459 Valid, 2760 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 22:59:22,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139575 states. [2024-11-09 22:59:25,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139575 to 139398. [2024-11-09 22:59:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139398 states, 120767 states have (on average 1.501486333187046) internal successors, (181330), 120775 states have internal predecessors, (181330), 18604 states have call successors, (18604), 22 states have call predecessors, (18604), 26 states have return successors, (20795), 18602 states have call predecessors, (20795), 18603 states have call successors, (20795) [2024-11-09 22:59:26,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139398 states to 139398 states and 220729 transitions. [2024-11-09 22:59:26,447 INFO L78 Accepts]: Start accepts. Automaton has 139398 states and 220729 transitions. Word has length 184 [2024-11-09 22:59:26,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 22:59:26,447 INFO L471 AbstractCegarLoop]: Abstraction has 139398 states and 220729 transitions. [2024-11-09 22:59:26,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 22:59:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 139398 states and 220729 transitions. [2024-11-09 22:59:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 22:59:26,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 22:59:26,499 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 22:59:26,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 22:59:26,499 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 22:59:26,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 22:59:26,500 INFO L85 PathProgramCache]: Analyzing trace with hash 840925688, now seen corresponding path program 1 times [2024-11-09 22:59:26,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 22:59:26,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105471285] [2024-11-09 22:59:26,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 22:59:26,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 22:59:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 22:59:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 22:59:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 22:59:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 22:59:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 22:59:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 22:59:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 22:59:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 22:59:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 22:59:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 22:59:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 22:59:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 22:59:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 22:59:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 22:59:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 22:59:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 22:59:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 22:59:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 22:59:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 22:59:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 22:59:26,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 22:59:26,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105471285] [2024-11-09 22:59:26,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105471285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 22:59:26,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 22:59:26,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 22:59:26,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387257084] [2024-11-09 22:59:26,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 22:59:26,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 22:59:26,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 22:59:26,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 22:59:26,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 22:59:26,658 INFO L87 Difference]: Start difference. First operand 139398 states and 220729 transitions. Second operand has 10 states, 10 states have (on average 12.0) internal successors, (120), 5 states have internal predecessors, (120), 3 states have call successors, (21), 7 states have call predecessors, (21), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-09 22:59:32,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 22:59:32,963 INFO L93 Difference]: Finished difference Result 268376 states and 432829 transitions. [2024-11-09 22:59:32,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 22:59:32,965 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 5 states have internal predecessors, (120), 3 states have call successors, (21), 7 states have call predecessors, (21), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) Word has length 184 [2024-11-09 22:59:32,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 22:59:34,052 INFO L225 Difference]: With dead ends: 268376 [2024-11-09 22:59:34,052 INFO L226 Difference]: Without dead ends: 268205 [2024-11-09 22:59:34,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-11-09 22:59:34,135 INFO L432 NwaCegarLoop]: 256 mSDtfsCounter, 2985 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 3220 mSolverCounterSat, 971 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3002 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 4191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 971 IncrementalHoareTripleChecker+Valid, 3220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 22:59:34,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3002 Valid, 1805 Invalid, 4191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [971 Valid, 3220 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 22:59:34,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268205 states.