./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_product29.cil.c --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d972cfbd720871733ec5c68c499418657e5e73014fcfa137b0a1c37f3300ef7
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-26 11:53:42,818 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-26 11:53:42,945 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-26 11:53:42,950 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-26 11:53:42,950 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-26 11:53:42,997 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-26 11:53:42,999 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-26 11:53:43,000 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-26 11:53:43,002 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-26 11:53:43,007 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-11-26 11:53:43,007 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-26 11:53:43,009 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-26 11:53:43,010 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-26 11:53:43,011 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-26 11:53:43,012 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-26 11:53:43,012 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-26 11:53:43,013 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-26 11:53:43,013 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-26 11:53:43,014 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-26 11:53:43,014 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-26 11:53:43,015 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-26 11:53:43,015 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-26 11:53:43,016 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-26 11:53:43,016 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-26 11:53:43,017 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-26 11:53:43,017 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-26 11:53:43,018 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-26 11:53:43,019 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-26 11:53:43,019 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-26 11:53:43,020 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-11-26 11:53:43,020 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-11-26 11:53:43,021 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 11:53:43,021 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-26 11:53:43,021 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-26 11:53:43,022 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-26 11:53:43,022 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-11-26 11:53:43,022 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-26 11:53:43,023 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-26 11:53:43,023 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-26 11:53:43,023 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-26 11:53:43,024 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-11-26 11:53:43,024 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-26 11:53:43,024 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d972cfbd720871733ec5c68c499418657e5e73014fcfa137b0a1c37f3300ef7
[2023-11-26 11:53:43,378 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-26 11:53:43,413 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-26 11:53:43,416 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-26 11:53:43,417 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-26 11:53:43,418 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-26 11:53:43,419 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/product-lines/email_spec6_product29.cil.c
[2023-11-26 11:53:46,600 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-26 11:53:47,080 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-26 11:53:47,082 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/sv-benchmarks/c/product-lines/email_spec6_product29.cil.c
[2023-11-26 11:53:47,113 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/data/8f976be7a/086e1cd3674245eb85d1b3505fd0744c/FLAG25d62e065
[2023-11-26 11:53:47,130 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/data/8f976be7a/086e1cd3674245eb85d1b3505fd0744c
[2023-11-26 11:53:47,136 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-26 11:53:47,138 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-26 11:53:47,151 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-26 11:53:47,151 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-26 11:53:47,157 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-26 11:53:47,158 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:53:47" (1/1) ...
[2023-11-26 11:53:47,159 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766c585d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:47, skipping insertion in model container
[2023-11-26 11:53:47,159 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:53:47" (1/1) ...
[2023-11-26 11:53:47,244 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-26 11:53:47,762 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/sv-benchmarks/c/product-lines/email_spec6_product29.cil.c[42927,42940]
[2023-11-26 11:53:47,876 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-26 11:53:47,905 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-26 11:53:47,916 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48]
[2023-11-26 11:53:47,917 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [368]
[2023-11-26 11:53:47,918 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptDecrypt_spec.i","") [734]
[2023-11-26 11:53:47,918 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [785]
[2023-11-26 11:53:47,918 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1854]
[2023-11-26 11:53:47,918 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1863]
[2023-11-26 11:53:47,919 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2079]
[2023-11-26 11:53:47,919 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2096]
[2023-11-26 11:53:47,919 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2131]
[2023-11-26 11:53:47,919 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2277]
[2023-11-26 11:53:47,920 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2679]
[2023-11-26 11:53:48,002 WARN  L240   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/sv-benchmarks/c/product-lines/email_spec6_product29.cil.c[42927,42940]
[2023-11-26 11:53:48,040 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-26 11:53:48,096 WARN  L675               CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-26 11:53:48,104 INFO  L206         MainTranslator]: Completed translation
[2023-11-26 11:53:48,104 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48 WrapperNode
[2023-11-26 11:53:48,105 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-26 11:53:48,106 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-26 11:53:48,106 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-26 11:53:48,106 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-26 11:53:48,114 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,158 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,227 INFO  L138                Inliner]: procedures = 132, calls = 234, calls flagged for inlining = 56, calls inlined = 48, statements flattened = 976
[2023-11-26 11:53:48,228 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-26 11:53:48,229 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-26 11:53:48,229 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-26 11:53:48,229 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-26 11:53:48,240 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,241 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,249 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,301 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].
[2023-11-26 11:53:48,301 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,301 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,349 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,374 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,418 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,424 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,436 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-26 11:53:48,437 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-26 11:53:48,437 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-26 11:53:48,438 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-26 11:53:48,439 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (1/1) ...
[2023-11-26 11:53:48,445 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 11:53:48,461 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:48,475 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2023-11-26 11:53:48,534 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientPrivateKey
[2023-11-26 11:53:48,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientPrivateKey
[2023-11-26 11:53:48,535 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookSize
[2023-11-26 11:53:48,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize
[2023-11-26 11:53:48,535 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey
[2023-11-26 11:53:48,536 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey
[2023-11-26 11:53:48,536 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress
[2023-11-26 11:53:48,518 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2023-11-26 11:53:48,538 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress
[2023-11-26 11:53:48,538 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey
[2023-11-26 11:53:48,538 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey
[2023-11-26 11:53:48,538 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailTo
[2023-11-26 11:53:48,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailTo
[2023-11-26 11:53:48,539 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailFrom
[2023-11-26 11:53:48,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailFrom
[2023-11-26 11:53:48,540 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable
[2023-11-26 11:53:48,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable
[2023-11-26 11:53:48,540 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientKeyringEntry
[2023-11-26 11:53:48,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry
[2023-11-26 11:53:48,543 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted
[2023-11-26 11:53:48,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted
[2023-11-26 11:53:48,543 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSignKey
[2023-11-26 11:53:48,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSignKey
[2023-11-26 11:53:48,543 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAdd
[2023-11-26 11:53:48,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAdd
[2023-11-26 11:53:48,544 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2023-11-26 11:53:48,544 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailFrom
[2023-11-26 11:53:48,544 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailFrom
[2023-11-26 11:53:48,544 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientId
[2023-11-26 11:53:48,544 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientId
[2023-11-26 11:53:48,544 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-26 11:53:48,545 INFO  L130     BoogieDeclarations]: Found specification of procedure isSigned
[2023-11-26 11:53:48,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure isSigned
[2023-11-26 11:53:48,545 INFO  L130     BoogieDeclarations]: Found specification of procedure isKeyPairValid
[2023-11-26 11:53:48,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure isKeyPairValid
[2023-11-26 11:53:48,545 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookSize
[2023-11-26 11:53:48,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize
[2023-11-26 11:53:48,545 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringUser
[2023-11-26 11:53:48,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringUser
[2023-11-26 11:53:48,546 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey
[2023-11-26 11:53:48,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey
[2023-11-26 11:53:48,546 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing
[2023-11-26 11:53:48,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing
[2023-11-26 11:53:48,546 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt
[2023-11-26 11:53:48,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt
[2023-11-26 11:53:48,547 INFO  L130     BoogieDeclarations]: Found specification of procedure findPublicKey
[2023-11-26 11:53:48,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure findPublicKey
[2023-11-26 11:53:48,547 INFO  L130     BoogieDeclarations]: Found specification of procedure sendEmail
[2023-11-26 11:53:48,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure sendEmail
[2023-11-26 11:53:48,548 INFO  L130     BoogieDeclarations]: Found specification of procedure isEncrypted
[2023-11-26 11:53:48,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure isEncrypted
[2023-11-26 11:53:48,549 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientPrivateKey
[2023-11-26 11:53:48,549 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientPrivateKey
[2023-11-26 11:53:48,549 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailTo
[2023-11-26 11:53:48,550 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailTo
[2023-11-26 11:53:48,550 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-11-26 11:53:48,550 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#1
[2023-11-26 11:53:48,550 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#2
[2023-11-26 11:53:48,550 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#3
[2023-11-26 11:53:48,551 INFO  L130     BoogieDeclarations]: Found specification of procedure generateKeyPair
[2023-11-26 11:53:48,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure generateKeyPair
[2023-11-26 11:53:48,552 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress
[2023-11-26 11:53:48,552 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress
[2023-11-26 11:53:48,552 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-26 11:53:48,552 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-26 11:53:48,804 INFO  L241             CfgBuilder]: Building ICFG
[2023-11-26 11:53:48,807 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-26 11:53:49,847 INFO  L282             CfgBuilder]: Performing block encoding
[2023-11-26 11:53:49,939 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-26 11:53:49,939 INFO  L309             CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-26 11:53:49,940 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:53:49 BoogieIcfgContainer
[2023-11-26 11:53:49,940 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-26 11:53:49,943 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-26 11:53:49,943 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-11-26 11:53:49,946 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-11-26 11:53:49,947 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:53:47" (1/3) ...
[2023-11-26 11:53:49,947 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd244e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:53:49, skipping insertion in model container
[2023-11-26 11:53:49,948 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:53:48" (2/3) ...
[2023-11-26 11:53:49,948 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd244e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:53:49, skipping insertion in model container
[2023-11-26 11:53:49,948 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:53:49" (3/3) ...
[2023-11-26 11:53:49,950 INFO  L112   eAbstractionObserver]: Analyzing ICFG email_spec6_product29.cil.c
[2023-11-26 11:53:49,971 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-26 11:53:49,971 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-26 11:53:50,037 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-26 11:53:50,044 INFO  L357      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, mHoare=true, 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;@7851878e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-26 11:53:50,044 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-26 11:53:50,052 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 387 states, 292 states have (on average 1.5993150684931507) internal successors, (467), 297 states have internal predecessors, (467), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65)
[2023-11-26 11:53:50,079 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 129
[2023-11-26 11:53:50,079 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:50,080 INFO  L195           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, 1, 1, 1]
[2023-11-26 11:53:50,081 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:50,086 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:50,087 INFO  L85        PathProgramCache]: Analyzing trace with hash -2093112416, now seen corresponding path program 1 times
[2023-11-26 11:53:50,097 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:50,098 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97621731]
[2023-11-26 11:53:50,098 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:50,098 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:50,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,046 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:51,056 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,072 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:51,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,083 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:51,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,148 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-26 11:53:51,154 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,157 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2023-11-26 11:53:51,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,172 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-26 11:53:51,176 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,189 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2023-11-26 11:53:51,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,207 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2023-11-26 11:53:51,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,213 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2023-11-26 11:53:51,215 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,217 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63
[2023-11-26 11:53:51,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,228 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2023-11-26 11:53:51,230 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,232 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2023-11-26 11:53:51,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,240 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2023-11-26 11:53:51,242 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,246 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2023-11-26 11:53:51,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,250 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2023-11-26 11:53:51,257 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,270 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108
[2023-11-26 11:53:51,280 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,283 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2023-11-26 11:53:51,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,286 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2023-11-26 11:53:51,292 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.
[2023-11-26 11:53:51,298 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:51,298 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97621731]
[2023-11-26 11:53:51,300 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97621731] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:53:51,301 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872573030]
[2023-11-26 11:53:51,302 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:51,302 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:51,303 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:51,307 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:53:51,313 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-26 11:53:51,727 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:51,733 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-26 11:53:51,745 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:53:51,786 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.
[2023-11-26 11:53:51,787 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 11:53:51,787 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [872573030] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:51,787 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 11:53:51,788 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9
[2023-11-26 11:53:51,792 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526388940]
[2023-11-26 11:53:51,793 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:51,800 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-26 11:53:51,800 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:51,842 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-26 11:53:51,843 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2023-11-26 11:53:51,847 INFO  L87              Difference]: Start difference. First operand  has 387 states, 292 states have (on average 1.5993150684931507) internal successors, (467), 297 states have internal predecessors, (467), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) Second operand  has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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)
[2023-11-26 11:53:51,965 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:53:51,966 INFO  L93              Difference]: Finished difference Result 594 states and 900 transitions.
[2023-11-26 11:53:51,976 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-26 11:53:51,978 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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 128
[2023-11-26 11:53:51,979 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:53:52,002 INFO  L225             Difference]: With dead ends: 594
[2023-11-26 11:53:52,006 INFO  L226             Difference]: Without dead ends: 384
[2023-11-26 11:53:52,013 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2023-11-26 11:53:52,022 INFO  L413           NwaCegarLoop]: 580 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-26 11:53:52,024 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 580 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 11:53:52,044 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 384 states.
[2023-11-26 11:53:52,094 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 384.
[2023-11-26 11:53:52,097 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 384 states, 290 states have (on average 1.5862068965517242) internal successors, (460), 294 states have internal predecessors, (460), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64)
[2023-11-26 11:53:52,106 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 589 transitions.
[2023-11-26 11:53:52,108 INFO  L78                 Accepts]: Start accepts. Automaton has 384 states and 589 transitions. Word has length 128
[2023-11-26 11:53:52,110 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:53:52,110 INFO  L495      AbstractCegarLoop]: Abstraction has 384 states and 589 transitions.
[2023-11-26 11:53:52,110 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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)
[2023-11-26 11:53:52,111 INFO  L276                IsEmpty]: Start isEmpty. Operand 384 states and 589 transitions.
[2023-11-26 11:53:52,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 130
[2023-11-26 11:53:52,117 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:52,117 INFO  L195           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, 1, 1, 1, 1]
[2023-11-26 11:53:52,128 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2023-11-26 11:53:52,333 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:52,333 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:52,333 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:52,334 INFO  L85        PathProgramCache]: Analyzing trace with hash -373232041, now seen corresponding path program 1 times
[2023-11-26 11:53:52,334 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:52,334 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075499623]
[2023-11-26 11:53:52,334 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:52,334 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:52,371 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,594 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:52,596 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,607 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:52,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,612 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:52,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,638 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-26 11:53:52,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,643 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2023-11-26 11:53:52,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,648 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-26 11:53:52,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,662 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2023-11-26 11:53:52,664 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,677 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2023-11-26 11:53:52,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,680 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2023-11-26 11:53:52,683 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,685 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64
[2023-11-26 11:53:52,686 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,688 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2023-11-26 11:53:52,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,691 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2023-11-26 11:53:52,693 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,695 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2023-11-26 11:53:52,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,698 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96
[2023-11-26 11:53:52,700 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,702 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2023-11-26 11:53:52,703 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,705 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109
[2023-11-26 11:53:52,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,708 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115
[2023-11-26 11:53:52,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,712 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2023-11-26 11:53:52,713 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:52,716 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.
[2023-11-26 11:53:52,716 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:52,716 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075499623]
[2023-11-26 11:53:52,716 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075499623] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:53:52,717 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481556768]
[2023-11-26 11:53:52,717 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:52,717 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:52,717 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:52,718 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:53:52,733 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-26 11:53:53,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,087 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 2 conjunts are in the unsatisfiable core
[2023-11-26 11:53:53,095 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:53:53,120 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.
[2023-11-26 11:53:53,120 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 11:53:53,120 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [481556768] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:53,121 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 11:53:53,121 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10
[2023-11-26 11:53:53,121 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648626723]
[2023-11-26 11:53:53,121 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:53,122 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 11:53:53,123 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:53,124 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 11:53:53,124 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2023-11-26 11:53:53,124 INFO  L87              Difference]: Start difference. First operand 384 states and 589 transitions. Second operand  has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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)
[2023-11-26 11:53:53,201 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:53:53,201 INFO  L93              Difference]: Finished difference Result 590 states and 884 transitions.
[2023-11-26 11:53:53,201 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-26 11:53:53,225 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 129
[2023-11-26 11:53:53,226 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:53:53,230 INFO  L225             Difference]: With dead ends: 590
[2023-11-26 11:53:53,230 INFO  L226             Difference]: Without dead ends: 386
[2023-11-26 11:53:53,233 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2023-11-26 11:53:53,235 INFO  L413           NwaCegarLoop]: 577 mSDtfsCounter, 0 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-26 11:53:53,235 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1153 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 11:53:53,237 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 386 states.
[2023-11-26 11:53:53,264 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386.
[2023-11-26 11:53:53,265 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 386 states, 292 states have (on average 1.582191780821918) internal successors, (462), 296 states have internal predecessors, (462), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64)
[2023-11-26 11:53:53,269 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 591 transitions.
[2023-11-26 11:53:53,270 INFO  L78                 Accepts]: Start accepts. Automaton has 386 states and 591 transitions. Word has length 129
[2023-11-26 11:53:53,270 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:53:53,270 INFO  L495      AbstractCegarLoop]: Abstraction has 386 states and 591 transitions.
[2023-11-26 11:53:53,271 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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)
[2023-11-26 11:53:53,271 INFO  L276                IsEmpty]: Start isEmpty. Operand 386 states and 591 transitions.
[2023-11-26 11:53:53,274 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 153
[2023-11-26 11:53:53,275 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:53,275 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2023-11-26 11:53:53,288 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2023-11-26 11:53:53,483 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:53,484 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:53,484 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:53,484 INFO  L85        PathProgramCache]: Analyzing trace with hash 1102908046, now seen corresponding path program 1 times
[2023-11-26 11:53:53,484 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:53,485 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062869067]
[2023-11-26 11:53:53,485 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:53,485 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:53,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,793 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:53,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,806 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:53,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,811 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:53,814 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,841 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-26 11:53:53,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,848 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2023-11-26 11:53:53,850 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,854 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-26 11:53:53,856 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,868 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2023-11-26 11:53:53,870 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,883 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2023-11-26 11:53:53,885 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,886 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61
[2023-11-26 11:53:53,888 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,889 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2023-11-26 11:53:53,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,895 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2023-11-26 11:53:53,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,900 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2023-11-26 11:53:53,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,904 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2023-11-26 11:53:53,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,908 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96
[2023-11-26 11:53:53,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,912 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2023-11-26 11:53:53,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,918 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2023-11-26 11:53:53,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,921 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119
[2023-11-26 11:53:53,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,925 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2023-11-26 11:53:53,926 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,927 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132
[2023-11-26 11:53:53,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,931 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2023-11-26 11:53:53,933 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,935 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144
[2023-11-26 11:53:53,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:53,938 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2023-11-26 11:53:53,939 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:53,939 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062869067]
[2023-11-26 11:53:53,939 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062869067] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:53:53,939 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731674967]
[2023-11-26 11:53:53,939 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:53,940 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:53,940 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:53,941 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:53:53,968 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-11-26 11:53:54,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:54,349 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-26 11:53:54,357 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:53:54,386 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2023-11-26 11:53:54,387 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 11:53:54,387 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [731674967] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:54,388 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 11:53:54,389 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10
[2023-11-26 11:53:54,389 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136787651]
[2023-11-26 11:53:54,389 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:54,390 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 11:53:54,390 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:54,391 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 11:53:54,392 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2023-11-26 11:53:54,393 INFO  L87              Difference]: Start difference. First operand 386 states and 591 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:53:54,478 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:53:54,478 INFO  L93              Difference]: Finished difference Result 816 states and 1267 transitions.
[2023-11-26 11:53:54,478 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-26 11:53:54,479 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 152
[2023-11-26 11:53:54,479 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:53:54,484 INFO  L225             Difference]: With dead ends: 816
[2023-11-26 11:53:54,484 INFO  L226             Difference]: Without dead ends: 452
[2023-11-26 11:53:54,486 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2023-11-26 11:53:54,488 INFO  L413           NwaCegarLoop]: 594 mSDtfsCounter, 122 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-26 11:53:54,489 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 1130 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 11:53:54,491 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 452 states.
[2023-11-26 11:53:54,515 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 447.
[2023-11-26 11:53:54,517 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 447 states, 339 states have (on average 1.59882005899705) internal successors, (542), 343 states have internal predecessors, (542), 79 states have call successors, (79), 28 states have call predecessors, (79), 28 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78)
[2023-11-26 11:53:54,522 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 699 transitions.
[2023-11-26 11:53:54,522 INFO  L78                 Accepts]: Start accepts. Automaton has 447 states and 699 transitions. Word has length 152
[2023-11-26 11:53:54,523 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:53:54,523 INFO  L495      AbstractCegarLoop]: Abstraction has 447 states and 699 transitions.
[2023-11-26 11:53:54,523 INFO  L496      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, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:53:54,524 INFO  L276                IsEmpty]: Start isEmpty. Operand 447 states and 699 transitions.
[2023-11-26 11:53:54,532 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 136
[2023-11-26 11:53:54,532 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:54,532 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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]
[2023-11-26 11:53:54,544 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-11-26 11:53:54,741 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:54,742 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:54,742 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:54,742 INFO  L85        PathProgramCache]: Analyzing trace with hash -155703727, now seen corresponding path program 1 times
[2023-11-26 11:53:54,742 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:54,743 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076793374]
[2023-11-26 11:53:54,743 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:54,743 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:54,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:54,959 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:54,961 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:54,971 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:54,973 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:54,975 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:54,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,005 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-26 11:53:55,009 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,014 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2023-11-26 11:53:55,017 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,023 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-26 11:53:55,026 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,037 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2023-11-26 11:53:55,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,053 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2023-11-26 11:53:55,054 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,056 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2023-11-26 11:53:55,057 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,059 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2023-11-26 11:53:55,066 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,067 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2023-11-26 11:53:55,069 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,071 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85
[2023-11-26 11:53:55,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,074 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96
[2023-11-26 11:53:55,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,077 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2023-11-26 11:53:55,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,079 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108
[2023-11-26 11:53:55,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,083 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115
[2023-11-26 11:53:55,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,086 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2023-11-26 11:53:55,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,089 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2023-11-26 11:53:55,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,093 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2023-11-26 11:53:55,094 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:55,097 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076793374]
[2023-11-26 11:53:55,098 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076793374] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:53:55,098 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143778222]
[2023-11-26 11:53:55,098 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:55,098 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:55,099 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:55,100 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:53:55,127 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-11-26 11:53:55,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:55,503 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-26 11:53:55,509 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:53:55,595 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2023-11-26 11:53:55,595 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 11:53:55,595 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [143778222] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:55,596 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 11:53:55,596 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12
[2023-11-26 11:53:55,596 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034692078]
[2023-11-26 11:53:55,596 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:55,597 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-26 11:53:55,597 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:55,598 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-26 11:53:55,598 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132
[2023-11-26 11:53:55,598 INFO  L87              Difference]: Start difference. First operand 447 states and 699 transitions. Second operand  has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18)
[2023-11-26 11:53:55,741 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:53:55,741 INFO  L93              Difference]: Finished difference Result 889 states and 1392 transitions.
[2023-11-26 11:53:55,741 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-26 11:53:55,742 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 135
[2023-11-26 11:53:55,742 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:53:55,747 INFO  L225             Difference]: With dead ends: 889
[2023-11-26 11:53:55,747 INFO  L226             Difference]: Without dead ends: 449
[2023-11-26 11:53:55,751 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156
[2023-11-26 11:53:55,756 INFO  L413           NwaCegarLoop]: 568 mSDtfsCounter, 8 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-11-26 11:53:55,757 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2261 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-11-26 11:53:55,761 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 449 states.
[2023-11-26 11:53:55,787 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 449.
[2023-11-26 11:53:55,789 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 449 states, 340 states have (on average 1.5970588235294119) internal successors, (543), 345 states have internal predecessors, (543), 79 states have call successors, (79), 28 states have call predecessors, (79), 29 states have return successors, (80), 77 states have call predecessors, (80), 78 states have call successors, (80)
[2023-11-26 11:53:55,793 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 702 transitions.
[2023-11-26 11:53:55,794 INFO  L78                 Accepts]: Start accepts. Automaton has 449 states and 702 transitions. Word has length 135
[2023-11-26 11:53:55,794 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:53:55,794 INFO  L495      AbstractCegarLoop]: Abstraction has 449 states and 702 transitions.
[2023-11-26 11:53:55,795 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 20.75) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18)
[2023-11-26 11:53:55,795 INFO  L276                IsEmpty]: Start isEmpty. Operand 449 states and 702 transitions.
[2023-11-26 11:53:55,799 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 155
[2023-11-26 11:53:55,799 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:55,799 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:53:55,812 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-11-26 11:53:56,007 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:56,008 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:56,008 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:56,008 INFO  L85        PathProgramCache]: Analyzing trace with hash -569999080, now seen corresponding path program 1 times
[2023-11-26 11:53:56,008 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:56,008 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84515796]
[2023-11-26 11:53:56,009 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:56,009 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:56,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,222 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:56,224 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,236 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:56,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,242 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:56,245 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,285 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:53:56,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,312 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2023-11-26 11:53:56,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,318 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2023-11-26 11:53:56,320 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,348 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2023-11-26 11:53:56,350 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,364 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2023-11-26 11:53:56,365 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,367 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63
[2023-11-26 11:53:56,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,369 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2023-11-26 11:53:56,370 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,372 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2023-11-26 11:53:56,374 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,377 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2023-11-26 11:53:56,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,380 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2023-11-26 11:53:56,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,383 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2023-11-26 11:53:56,384 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,385 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2023-11-26 11:53:56,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,388 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115
[2023-11-26 11:53:56,389 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,390 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2023-11-26 11:53:56,392 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,393 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2023-11-26 11:53:56,394 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,396 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2023-11-26 11:53:56,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,399 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140
[2023-11-26 11:53:56,400 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,402 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2023-11-26 11:53:56,403 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,405 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:53:56,406 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:56,408 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84515796]
[2023-11-26 11:53:56,409 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84515796] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:53:56,409 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369231011]
[2023-11-26 11:53:56,409 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:56,409 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:56,409 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:53:56,410 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:53:56,451 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-11-26 11:53:56,778 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:56,784 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 6 conjunts are in the unsatisfiable core
[2023-11-26 11:53:56,789 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:53:56,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2023-11-26 11:53:56,856 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 11:53:56,857 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369231011] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:56,857 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 11:53:56,857 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15
[2023-11-26 11:53:56,857 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183069613]
[2023-11-26 11:53:56,858 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:56,858 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-26 11:53:56,859 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:56,859 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-26 11:53:56,860 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210
[2023-11-26 11:53:56,860 INFO  L87              Difference]: Start difference. First operand 449 states and 702 transitions. Second operand  has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)
[2023-11-26 11:53:56,993 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:53:56,993 INFO  L93              Difference]: Finished difference Result 891 states and 1397 transitions.
[2023-11-26 11:53:56,994 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2023-11-26 11:53:56,994 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 154
[2023-11-26 11:53:56,994 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:53:56,998 INFO  L225             Difference]: With dead ends: 891
[2023-11-26 11:53:56,998 INFO  L226             Difference]: Without dead ends: 451
[2023-11-26 11:53:57,000 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240
[2023-11-26 11:53:57,001 INFO  L413           NwaCegarLoop]: 566 mSDtfsCounter, 8 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2247 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-11-26 11:53:57,002 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2247 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-11-26 11:53:57,003 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 451 states.
[2023-11-26 11:53:57,020 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 451.
[2023-11-26 11:53:57,022 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 451 states, 341 states have (on average 1.595307917888563) internal successors, (544), 347 states have internal predecessors, (544), 79 states have call successors, (79), 28 states have call predecessors, (79), 30 states have return successors, (85), 77 states have call predecessors, (85), 78 states have call successors, (85)
[2023-11-26 11:53:57,026 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 708 transitions.
[2023-11-26 11:53:57,027 INFO  L78                 Accepts]: Start accepts. Automaton has 451 states and 708 transitions. Word has length 154
[2023-11-26 11:53:57,027 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:53:57,027 INFO  L495      AbstractCegarLoop]: Abstraction has 451 states and 708 transitions.
[2023-11-26 11:53:57,028 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)
[2023-11-26 11:53:57,028 INFO  L276                IsEmpty]: Start isEmpty. Operand 451 states and 708 transitions.
[2023-11-26 11:53:57,031 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2023-11-26 11:53:57,032 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:53:57,032 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:53:57,040 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2023-11-26 11:53:57,239 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:53:57,240 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:53:57,240 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:53:57,240 INFO  L85        PathProgramCache]: Analyzing trace with hash -67840726, now seen corresponding path program 1 times
[2023-11-26 11:53:57,240 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:53:57,240 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786843157]
[2023-11-26 11:53:57,241 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:53:57,241 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:53:57,282 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,483 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:53:57,484 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,496 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:53:57,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,499 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:53:57,501 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,503 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:53:57,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,507 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:53:57,519 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,539 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2023-11-26 11:53:57,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,552 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2023-11-26 11:53:57,553 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,569 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2023-11-26 11:53:57,570 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,571 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64
[2023-11-26 11:53:57,573 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,576 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2023-11-26 11:53:57,577 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,579 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2023-11-26 11:53:57,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,581 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2023-11-26 11:53:57,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,584 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2023-11-26 11:53:57,586 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,588 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2023-11-26 11:53:57,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,591 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110
[2023-11-26 11:53:57,595 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,596 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117
[2023-11-26 11:53:57,598 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,599 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123
[2023-11-26 11:53:57,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,601 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129
[2023-11-26 11:53:57,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:53:57,605 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2023-11-26 11:53:57,605 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:53:57,605 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786843157]
[2023-11-26 11:53:57,605 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786843157] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:53:57,605 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:53:57,606 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2023-11-26 11:53:57,606 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72308894]
[2023-11-26 11:53:57,606 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:53:57,606 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2023-11-26 11:53:57,607 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:53:57,607 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2023-11-26 11:53:57,607 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2023-11-26 11:53:57,608 INFO  L87              Difference]: Start difference. First operand 451 states and 708 transitions. Second operand  has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 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)
[2023-11-26 11:54:00,520 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:00,521 INFO  L93              Difference]: Finished difference Result 976 states and 1554 transitions.
[2023-11-26 11:54:00,521 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2023-11-26 11:54:00,521 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 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 137
[2023-11-26 11:54:00,522 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:00,529 INFO  L225             Difference]: With dead ends: 976
[2023-11-26 11:54:00,529 INFO  L226             Difference]: Without dead ends: 544
[2023-11-26 11:54:00,533 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272
[2023-11-26 11:54:00,535 INFO  L413           NwaCegarLoop]: 183 mSDtfsCounter, 1316 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 2504 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 2973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 2504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:00,535 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1317 Valid, 1146 Invalid, 2973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [469 Valid, 2504 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time]
[2023-11-26 11:54:00,538 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 544 states.
[2023-11-26 11:54:00,599 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 451.
[2023-11-26 11:54:00,600 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 451 states, 341 states have (on average 1.595307917888563) internal successors, (544), 347 states have internal predecessors, (544), 79 states have call successors, (79), 28 states have call predecessors, (79), 30 states have return successors, (84), 77 states have call predecessors, (84), 78 states have call successors, (84)
[2023-11-26 11:54:00,604 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 707 transitions.
[2023-11-26 11:54:00,605 INFO  L78                 Accepts]: Start accepts. Automaton has 451 states and 707 transitions. Word has length 137
[2023-11-26 11:54:00,605 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:00,605 INFO  L495      AbstractCegarLoop]: Abstraction has 451 states and 707 transitions.
[2023-11-26 11:54:00,606 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 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)
[2023-11-26 11:54:00,606 INFO  L276                IsEmpty]: Start isEmpty. Operand 451 states and 707 transitions.
[2023-11-26 11:54:00,609 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2023-11-26 11:54:00,610 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:00,610 INFO  L195           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]
[2023-11-26 11:54:00,610 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-26 11:54:00,610 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:00,611 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:00,611 INFO  L85        PathProgramCache]: Analyzing trace with hash 825686839, now seen corresponding path program 2 times
[2023-11-26 11:54:00,611 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:00,611 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310212647]
[2023-11-26 11:54:00,611 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:00,612 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:00,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,824 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:00,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,836 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:00,839 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,841 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:00,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,846 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:00,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,850 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:00,852 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,879 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35
[2023-11-26 11:54:00,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,892 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52
[2023-11-26 11:54:00,894 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,907 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57
[2023-11-26 11:54:00,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,910 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2023-11-26 11:54:00,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,912 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2023-11-26 11:54:00,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,915 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2023-11-26 11:54:00,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,917 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2023-11-26 11:54:00,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,920 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2023-11-26 11:54:00,921 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,923 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105
[2023-11-26 11:54:00,924 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,926 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2023-11-26 11:54:00,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,928 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118
[2023-11-26 11:54:00,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,931 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2023-11-26 11:54:00,932 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,933 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130
[2023-11-26 11:54:00,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:00,937 INFO  L134       CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2023-11-26 11:54:00,937 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:00,937 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310212647]
[2023-11-26 11:54:00,938 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310212647] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:00,938 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:00,938 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2023-11-26 11:54:00,938 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742056943]
[2023-11-26 11:54:00,938 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:00,939 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2023-11-26 11:54:00,940 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:00,940 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2023-11-26 11:54:00,941 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2023-11-26 11:54:00,941 INFO  L87              Difference]: Start difference. First operand 451 states and 707 transitions. Second operand  has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 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)
[2023-11-26 11:54:03,604 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:03,604 INFO  L93              Difference]: Finished difference Result 978 states and 1557 transitions.
[2023-11-26 11:54:03,605 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2023-11-26 11:54:03,605 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 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 138
[2023-11-26 11:54:03,607 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:03,612 INFO  L225             Difference]: With dead ends: 978
[2023-11-26 11:54:03,613 INFO  L226             Difference]: Without dead ends: 546
[2023-11-26 11:54:03,617 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272
[2023-11-26 11:54:03,618 INFO  L413           NwaCegarLoop]: 181 mSDtfsCounter, 1311 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 460 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 2943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 460 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:03,618 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1312 Valid, 1144 Invalid, 2943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [460 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time]
[2023-11-26 11:54:03,620 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 546 states.
[2023-11-26 11:54:03,663 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 453.
[2023-11-26 11:54:03,664 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 453 states, 342 states have (on average 1.5935672514619883) internal successors, (545), 349 states have internal predecessors, (545), 79 states have call successors, (79), 28 states have call predecessors, (79), 31 states have return successors, (86), 77 states have call predecessors, (86), 78 states have call successors, (86)
[2023-11-26 11:54:03,669 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 710 transitions.
[2023-11-26 11:54:03,669 INFO  L78                 Accepts]: Start accepts. Automaton has 453 states and 710 transitions. Word has length 138
[2023-11-26 11:54:03,669 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:03,670 INFO  L495      AbstractCegarLoop]: Abstraction has 453 states and 710 transitions.
[2023-11-26 11:54:03,670 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 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)
[2023-11-26 11:54:03,670 INFO  L276                IsEmpty]: Start isEmpty. Operand 453 states and 710 transitions.
[2023-11-26 11:54:03,674 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 140
[2023-11-26 11:54:03,674 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:03,674 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:54:03,674 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-26 11:54:03,675 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:03,675 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:03,675 INFO  L85        PathProgramCache]: Analyzing trace with hash -451929969, now seen corresponding path program 1 times
[2023-11-26 11:54:03,675 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:03,676 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437771815]
[2023-11-26 11:54:03,676 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:03,676 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:03,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,874 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:03,876 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,886 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:03,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,889 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:03,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,892 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:03,894 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,896 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:03,898 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,921 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:03,924 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,959 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53
[2023-11-26 11:54:03,961 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,977 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2023-11-26 11:54:03,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,980 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2023-11-26 11:54:03,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,982 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74
[2023-11-26 11:54:03,984 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,985 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2023-11-26 11:54:03,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,987 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2023-11-26 11:54:03,988 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,990 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2023-11-26 11:54:03,991 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,993 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106
[2023-11-26 11:54:03,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,995 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112
[2023-11-26 11:54:03,996 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:03,998 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119
[2023-11-26 11:54:03,999 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:04,000 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2023-11-26 11:54:04,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:04,002 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2023-11-26 11:54:04,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:04,006 INFO  L134       CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2023-11-26 11:54:04,006 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:04,006 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437771815]
[2023-11-26 11:54:04,007 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437771815] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:04,007 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:04,007 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2023-11-26 11:54:04,007 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215508521]
[2023-11-26 11:54:04,007 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:04,008 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2023-11-26 11:54:04,008 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:04,009 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2023-11-26 11:54:04,009 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132
[2023-11-26 11:54:04,010 INFO  L87              Difference]: Start difference. First operand 453 states and 710 transitions. Second operand  has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 8 states have internal predecessors, (86), 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)
[2023-11-26 11:54:07,796 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:07,797 INFO  L93              Difference]: Finished difference Result 976 states and 1552 transitions.
[2023-11-26 11:54:07,797 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2023-11-26 11:54:07,798 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 8 states have internal predecessors, (86), 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 139
[2023-11-26 11:54:07,799 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:07,804 INFO  L225             Difference]: With dead ends: 976
[2023-11-26 11:54:07,804 INFO  L226             Difference]: Without dead ends: 546
[2023-11-26 11:54:07,806 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552
[2023-11-26 11:54:07,808 INFO  L413           NwaCegarLoop]: 175 mSDtfsCounter, 1318 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 4218 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 4682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 4218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:07,808 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1319 Valid, 1587 Invalid, 4682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [464 Valid, 4218 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time]
[2023-11-26 11:54:07,810 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 546 states.
[2023-11-26 11:54:07,849 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 453.
[2023-11-26 11:54:07,851 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 453 states, 342 states have (on average 1.5935672514619883) internal successors, (545), 349 states have internal predecessors, (545), 79 states have call successors, (79), 28 states have call predecessors, (79), 31 states have return successors, (85), 77 states have call predecessors, (85), 78 states have call successors, (85)
[2023-11-26 11:54:07,854 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 709 transitions.
[2023-11-26 11:54:07,855 INFO  L78                 Accepts]: Start accepts. Automaton has 453 states and 709 transitions. Word has length 139
[2023-11-26 11:54:07,855 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:07,855 INFO  L495      AbstractCegarLoop]: Abstraction has 453 states and 709 transitions.
[2023-11-26 11:54:07,856 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 8 states have internal predecessors, (86), 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)
[2023-11-26 11:54:07,856 INFO  L276                IsEmpty]: Start isEmpty. Operand 453 states and 709 transitions.
[2023-11-26 11:54:07,859 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2023-11-26 11:54:07,859 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:07,860 INFO  L195           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]
[2023-11-26 11:54:07,860 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-26 11:54:07,860 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:07,860 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:07,861 INFO  L85        PathProgramCache]: Analyzing trace with hash 1414968999, now seen corresponding path program 2 times
[2023-11-26 11:54:07,861 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:07,861 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418583657]
[2023-11-26 11:54:07,861 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:07,861 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:07,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,059 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:08,061 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,071 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:08,073 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,075 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:08,077 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,078 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:08,080 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,082 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:08,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,123 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:08,125 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,160 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2023-11-26 11:54:08,161 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,176 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2023-11-26 11:54:08,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,179 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2023-11-26 11:54:08,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,181 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75
[2023-11-26 11:54:08,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,183 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2023-11-26 11:54:08,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,185 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2023-11-26 11:54:08,186 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,187 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2023-11-26 11:54:08,188 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,189 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107
[2023-11-26 11:54:08,190 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,191 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2023-11-26 11:54:08,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,193 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2023-11-26 11:54:08,194 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,195 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126
[2023-11-26 11:54:08,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,197 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132
[2023-11-26 11:54:08,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:08,201 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2023-11-26 11:54:08,201 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:08,201 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418583657]
[2023-11-26 11:54:08,201 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418583657] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:08,201 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:08,201 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2023-11-26 11:54:08,202 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290591044]
[2023-11-26 11:54:08,202 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:08,202 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2023-11-26 11:54:08,202 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:08,204 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2023-11-26 11:54:08,204 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132
[2023-11-26 11:54:08,204 INFO  L87              Difference]: Start difference. First operand 453 states and 709 transitions. Second operand  has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 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)
[2023-11-26 11:54:11,872 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:11,872 INFO  L93              Difference]: Finished difference Result 978 states and 1558 transitions.
[2023-11-26 11:54:11,873 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2023-11-26 11:54:11,873 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 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 140
[2023-11-26 11:54:11,874 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:11,879 INFO  L225             Difference]: With dead ends: 978
[2023-11-26 11:54:11,879 INFO  L226             Difference]: Without dead ends: 548
[2023-11-26 11:54:11,881 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552
[2023-11-26 11:54:11,882 INFO  L413           NwaCegarLoop]: 174 mSDtfsCounter, 1315 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 4221 mSolverCounterSat, 460 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 1586 SdHoareTripleChecker+Invalid, 4681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 460 IncrementalHoareTripleChecker+Valid, 4221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:11,883 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1316 Valid, 1586 Invalid, 4681 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [460 Valid, 4221 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time]
[2023-11-26 11:54:11,884 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 548 states.
[2023-11-26 11:54:11,923 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 455.
[2023-11-26 11:54:11,924 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 455 states, 343 states have (on average 1.5918367346938775) internal successors, (546), 351 states have internal predecessors, (546), 79 states have call successors, (79), 28 states have call predecessors, (79), 32 states have return successors, (90), 77 states have call predecessors, (90), 78 states have call successors, (90)
[2023-11-26 11:54:11,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 715 transitions.
[2023-11-26 11:54:11,929 INFO  L78                 Accepts]: Start accepts. Automaton has 455 states and 715 transitions. Word has length 140
[2023-11-26 11:54:11,929 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:11,929 INFO  L495      AbstractCegarLoop]: Abstraction has 455 states and 715 transitions.
[2023-11-26 11:54:11,930 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 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)
[2023-11-26 11:54:11,930 INFO  L276                IsEmpty]: Start isEmpty. Operand 455 states and 715 transitions.
[2023-11-26 11:54:11,933 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2023-11-26 11:54:11,933 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:11,934 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:54:11,934 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-26 11:54:11,934 INFO  L420      AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:11,934 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:11,935 INFO  L85        PathProgramCache]: Analyzing trace with hash -1961077484, now seen corresponding path program 1 times
[2023-11-26 11:54:11,935 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:11,935 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223049719]
[2023-11-26 11:54:11,935 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:11,935 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:11,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,066 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:12,068 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,077 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:12,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,080 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:12,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,084 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:12,086 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,088 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:12,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,091 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:12,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,102 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2023-11-26 11:54:12,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,113 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2023-11-26 11:54:12,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,115 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68
[2023-11-26 11:54:12,116 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,118 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2023-11-26 11:54:12,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,120 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85
[2023-11-26 11:54:12,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,122 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2023-11-26 11:54:12,123 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,125 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2023-11-26 11:54:12,126 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,127 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108
[2023-11-26 11:54:12,128 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,129 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2023-11-26 11:54:12,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,132 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2023-11-26 11:54:12,133 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,171 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127
[2023-11-26 11:54:12,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,173 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133
[2023-11-26 11:54:12,174 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,176 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:12,177 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:12,177 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223049719]
[2023-11-26 11:54:12,177 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223049719] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 11:54:12,177 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563605529]
[2023-11-26 11:54:12,177 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:12,177 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:54:12,178 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 11:54:12,180 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 11:54:12,204 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2023-11-26 11:54:12,537 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:12,543 INFO  L262         TraceCheckSpWp]: Trace formula consists of 1228 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-26 11:54:12,548 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 11:54:12,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:12,581 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-11-26 11:54:12,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:12,707 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563605529] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-26 11:54:12,707 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-26 11:54:12,707 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11
[2023-11-26 11:54:12,707 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719177885]
[2023-11-26 11:54:12,708 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-26 11:54:12,708 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2023-11-26 11:54:12,709 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:12,710 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2023-11-26 11:54:12,712 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2023-11-26 11:54:12,713 INFO  L87              Difference]: Start difference. First operand 455 states and 715 transitions. Second operand  has 11 states, 11 states have (on average 11.545454545454545) internal successors, (127), 7 states have internal predecessors, (127), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30)
[2023-11-26 11:54:15,455 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:15,456 INFO  L93              Difference]: Finished difference Result 1152 states and 1914 transitions.
[2023-11-26 11:54:15,456 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2023-11-26 11:54:15,457 INFO  L78                 Accepts]: Start accepts. Automaton has  has 11 states, 11 states have (on average 11.545454545454545) internal successors, (127), 7 states have internal predecessors, (127), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 141
[2023-11-26 11:54:15,457 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:15,466 INFO  L225             Difference]: With dead ends: 1152
[2023-11-26 11:54:15,466 INFO  L226             Difference]: Without dead ends: 948
[2023-11-26 11:54:15,468 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272
[2023-11-26 11:54:15,469 INFO  L413           NwaCegarLoop]: 223 mSDtfsCounter, 1750 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 636 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 1493 SdHoareTripleChecker+Invalid, 2743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 636 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:15,470 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1807 Valid, 1493 Invalid, 2743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [636 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time]
[2023-11-26 11:54:15,473 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 948 states.
[2023-11-26 11:54:15,535 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 840.
[2023-11-26 11:54:15,538 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 840 states, 649 states have (on average 1.650231124807396) internal successors, (1071), 657 states have internal predecessors, (1071), 158 states have call successors, (158), 28 states have call predecessors, (158), 32 states have return successors, (179), 156 states have call predecessors, (179), 157 states have call successors, (179)
[2023-11-26 11:54:15,545 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 1408 transitions.
[2023-11-26 11:54:15,545 INFO  L78                 Accepts]: Start accepts. Automaton has 840 states and 1408 transitions. Word has length 141
[2023-11-26 11:54:15,546 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:15,547 INFO  L495      AbstractCegarLoop]: Abstraction has 840 states and 1408 transitions.
[2023-11-26 11:54:15,547 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 11.545454545454545) internal successors, (127), 7 states have internal predecessors, (127), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30)
[2023-11-26 11:54:15,547 INFO  L276                IsEmpty]: Start isEmpty. Operand 840 states and 1408 transitions.
[2023-11-26 11:54:15,555 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 166
[2023-11-26 11:54:15,555 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:15,556 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:54:15,577 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2023-11-26 11:54:15,772 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1cccb0-9f9e-4564-b61c-59ee93c9cb24/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 11:54:15,773 INFO  L420      AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:15,773 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:15,773 INFO  L85        PathProgramCache]: Analyzing trace with hash 83171849, now seen corresponding path program 1 times
[2023-11-26 11:54:15,773 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:15,774 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498625784]
[2023-11-26 11:54:15,774 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:15,774 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:15,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,885 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:15,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,898 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:15,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,902 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:15,904 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,906 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:15,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,910 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:15,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,913 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:15,915 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,923 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61
[2023-11-26 11:54:15,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,934 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2023-11-26 11:54:15,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,936 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74
[2023-11-26 11:54:15,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,939 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2023-11-26 11:54:15,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,941 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2023-11-26 11:54:15,942 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,946 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2023-11-26 11:54:15,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,949 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2023-11-26 11:54:15,950 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,951 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109
[2023-11-26 11:54:15,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,953 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115
[2023-11-26 11:54:15,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,959 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126
[2023-11-26 11:54:15,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,961 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132
[2023-11-26 11:54:15,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,963 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2023-11-26 11:54:15,964 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,966 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145
[2023-11-26 11:54:15,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151
[2023-11-26 11:54:15,969 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,970 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2023-11-26 11:54:15,971 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:15,974 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked.
[2023-11-26 11:54:15,975 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:15,975 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498625784]
[2023-11-26 11:54:15,975 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498625784] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:15,975 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:15,975 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:15,976 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562070209]
[2023-11-26 11:54:15,976 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:15,976 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:15,976 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:15,977 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:15,977 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:15,978 INFO  L87              Difference]: Start difference. First operand 840 states and 1408 transitions. Second operand  has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:54:18,175 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:18,175 INFO  L93              Difference]: Finished difference Result 2100 states and 3609 transitions.
[2023-11-26 11:54:18,176 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-11-26 11:54:18,176 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 165
[2023-11-26 11:54:18,176 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:18,195 INFO  L225             Difference]: With dead ends: 2100
[2023-11-26 11:54:18,195 INFO  L226             Difference]: Without dead ends: 1320
[2023-11-26 11:54:18,199 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2023-11-26 11:54:18,201 INFO  L413           NwaCegarLoop]: 198 mSDtfsCounter, 1420 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 530 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1438 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 1943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 530 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:18,202 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1438 Valid, 872 Invalid, 1943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [530 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time]
[2023-11-26 11:54:18,205 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1320 states.
[2023-11-26 11:54:18,284 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1222.
[2023-11-26 11:54:18,288 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1222 states, 952 states have (on average 1.6628151260504203) internal successors, (1583), 960 states have internal predecessors, (1583), 237 states have call successors, (237), 28 states have call predecessors, (237), 32 states have return successors, (268), 235 states have call predecessors, (268), 236 states have call successors, (268)
[2023-11-26 11:54:18,297 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1222 states and 2088 transitions.
[2023-11-26 11:54:18,297 INFO  L78                 Accepts]: Start accepts. Automaton has 1222 states and 2088 transitions. Word has length 165
[2023-11-26 11:54:18,298 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:18,298 INFO  L495      AbstractCegarLoop]: Abstraction has 1222 states and 2088 transitions.
[2023-11-26 11:54:18,298 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:54:18,298 INFO  L276                IsEmpty]: Start isEmpty. Operand 1222 states and 2088 transitions.
[2023-11-26 11:54:18,309 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2023-11-26 11:54:18,309 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:18,309 INFO  L195           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]
[2023-11-26 11:54:18,310 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2023-11-26 11:54:18,310 INFO  L420      AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:18,310 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:18,310 INFO  L85        PathProgramCache]: Analyzing trace with hash -1179782637, now seen corresponding path program 1 times
[2023-11-26 11:54:18,311 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:18,311 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303934447]
[2023-11-26 11:54:18,311 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:18,311 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:18,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,391 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:18,392 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,402 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:18,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,405 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:18,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,409 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:18,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,413 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:18,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,418 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:18,420 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,430 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2023-11-26 11:54:18,431 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,441 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2023-11-26 11:54:18,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,443 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75
[2023-11-26 11:54:18,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,446 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83
[2023-11-26 11:54:18,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,450 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2023-11-26 11:54:18,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,453 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2023-11-26 11:54:18,455 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,456 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109
[2023-11-26 11:54:18,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,459 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115
[2023-11-26 11:54:18,460 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,462 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121
[2023-11-26 11:54:18,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,464 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128
[2023-11-26 11:54:18,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,467 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2023-11-26 11:54:18,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,469 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140
[2023-11-26 11:54:18,471 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:18,473 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:18,473 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:18,473 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303934447]
[2023-11-26 11:54:18,474 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303934447] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:18,474 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:18,474 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:18,474 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125509672]
[2023-11-26 11:54:18,474 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:18,476 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:18,476 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:18,477 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:18,477 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:18,477 INFO  L87              Difference]: Start difference. First operand 1222 states and 2088 transitions. Second operand  has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 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)
[2023-11-26 11:54:20,599 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:20,599 INFO  L93              Difference]: Finished difference Result 3031 states and 5265 transitions.
[2023-11-26 11:54:20,600 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-11-26 11:54:20,600 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 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 148
[2023-11-26 11:54:20,600 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:20,617 INFO  L225             Difference]: With dead ends: 3031
[2023-11-26 11:54:20,617 INFO  L226             Difference]: Without dead ends: 1919
[2023-11-26 11:54:20,623 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2023-11-26 11:54:20,624 INFO  L413           NwaCegarLoop]: 190 mSDtfsCounter, 1424 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 536 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:20,624 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1443 Valid, 847 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [536 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time]
[2023-11-26 11:54:20,628 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1919 states.
[2023-11-26 11:54:20,729 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1821.
[2023-11-26 11:54:20,734 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1821 states, 1432 states have (on average 1.6710893854748603) internal successors, (2393), 1440 states have internal predecessors, (2393), 356 states have call successors, (356), 28 states have call predecessors, (356), 32 states have return successors, (387), 354 states have call predecessors, (387), 355 states have call successors, (387)
[2023-11-26 11:54:20,742 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1821 states and 3136 transitions.
[2023-11-26 11:54:20,743 INFO  L78                 Accepts]: Start accepts. Automaton has 1821 states and 3136 transitions. Word has length 148
[2023-11-26 11:54:20,743 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:20,743 INFO  L495      AbstractCegarLoop]: Abstraction has 1821 states and 3136 transitions.
[2023-11-26 11:54:20,744 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 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)
[2023-11-26 11:54:20,744 INFO  L276                IsEmpty]: Start isEmpty. Operand 1821 states and 3136 transitions.
[2023-11-26 11:54:20,759 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 168
[2023-11-26 11:54:20,759 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:20,760 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:54:20,760 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2023-11-26 11:54:20,760 INFO  L420      AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:20,760 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:20,761 INFO  L85        PathProgramCache]: Analyzing trace with hash -1466566997, now seen corresponding path program 1 times
[2023-11-26 11:54:20,761 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:20,761 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751316993]
[2023-11-26 11:54:20,761 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:20,761 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:20,792 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,885 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:20,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,898 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:20,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,901 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:20,903 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,905 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:20,907 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,908 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:20,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,919 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:20,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,929 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63
[2023-11-26 11:54:20,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,939 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68
[2023-11-26 11:54:20,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,941 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2023-11-26 11:54:20,942 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,943 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2023-11-26 11:54:20,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,948 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2023-11-26 11:54:20,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,950 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97
[2023-11-26 11:54:20,955 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,957 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2023-11-26 11:54:20,958 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,959 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2023-11-26 11:54:20,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,962 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117
[2023-11-26 11:54:20,963 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,964 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128
[2023-11-26 11:54:20,965 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134
[2023-11-26 11:54:20,969 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,974 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140
[2023-11-26 11:54:20,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,982 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2023-11-26 11:54:20,984 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,985 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153
[2023-11-26 11:54:20,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,987 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159
[2023-11-26 11:54:20,988 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:20,990 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked.
[2023-11-26 11:54:20,990 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:20,990 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751316993]
[2023-11-26 11:54:20,991 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751316993] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:20,991 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:20,991 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:20,991 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915909679]
[2023-11-26 11:54:20,991 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:20,992 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:20,992 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:20,994 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:20,994 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:20,994 INFO  L87              Difference]: Start difference. First operand 1821 states and 3136 transitions. Second operand  has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:54:23,128 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:23,128 INFO  L93              Difference]: Finished difference Result 4427 states and 7770 transitions.
[2023-11-26 11:54:23,154 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-11-26 11:54:23,155 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 167
[2023-11-26 11:54:23,155 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:23,178 INFO  L225             Difference]: With dead ends: 4427
[2023-11-26 11:54:23,178 INFO  L226             Difference]: Without dead ends: 2836
[2023-11-26 11:54:23,185 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2023-11-26 11:54:23,186 INFO  L413           NwaCegarLoop]: 191 mSDtfsCounter, 1420 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 515 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 515 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:23,186 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1439 Valid, 847 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [515 Valid, 1404 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time]
[2023-11-26 11:54:23,190 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2836 states.
[2023-11-26 11:54:23,334 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2836 to 2738.
[2023-11-26 11:54:23,341 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2738 states, 2187 states have (on average 1.6780978509373572) internal successors, (3670), 2195 states have internal predecessors, (3670), 518 states have call successors, (518), 28 states have call predecessors, (518), 32 states have return successors, (565), 516 states have call predecessors, (565), 517 states have call successors, (565)
[2023-11-26 11:54:23,353 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 4753 transitions.
[2023-11-26 11:54:23,353 INFO  L78                 Accepts]: Start accepts. Automaton has 2738 states and 4753 transitions. Word has length 167
[2023-11-26 11:54:23,354 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:23,354 INFO  L495      AbstractCegarLoop]: Abstraction has 2738 states and 4753 transitions.
[2023-11-26 11:54:23,354 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2023-11-26 11:54:23,354 INFO  L276                IsEmpty]: Start isEmpty. Operand 2738 states and 4753 transitions.
[2023-11-26 11:54:23,374 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 151
[2023-11-26 11:54:23,374 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:23,375 INFO  L195           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]
[2023-11-26 11:54:23,375 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2023-11-26 11:54:23,375 INFO  L420      AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:23,375 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:23,376 INFO  L85        PathProgramCache]: Analyzing trace with hash -1482590156, now seen corresponding path program 1 times
[2023-11-26 11:54:23,376 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:23,376 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471374491]
[2023-11-26 11:54:23,376 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:23,376 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:23,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,445 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:23,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,455 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:23,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,457 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:23,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,460 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:23,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,463 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:23,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,466 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:23,468 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,476 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64
[2023-11-26 11:54:23,477 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,485 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2023-11-26 11:54:23,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,487 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2023-11-26 11:54:23,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,488 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85
[2023-11-26 11:54:23,489 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,490 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94
[2023-11-26 11:54:23,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,492 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2023-11-26 11:54:23,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,494 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2023-11-26 11:54:23,495 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,495 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117
[2023-11-26 11:54:23,496 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,497 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123
[2023-11-26 11:54:23,498 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,499 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130
[2023-11-26 11:54:23,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,500 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136
[2023-11-26 11:54:23,501 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,502 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142
[2023-11-26 11:54:23,503 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:23,504 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:23,504 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:23,504 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471374491]
[2023-11-26 11:54:23,505 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471374491] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:23,505 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:23,505 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:23,505 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639800721]
[2023-11-26 11:54:23,505 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:23,506 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:23,506 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:23,507 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:23,507 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:23,507 INFO  L87              Difference]: Start difference. First operand 2738 states and 4753 transitions. Second operand  has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 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)
[2023-11-26 11:54:25,609 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:25,609 INFO  L93              Difference]: Finished difference Result 6627 states and 11730 transitions.
[2023-11-26 11:54:25,609 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-11-26 11:54:25,610 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 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 150
[2023-11-26 11:54:25,610 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:25,645 INFO  L225             Difference]: With dead ends: 6627
[2023-11-26 11:54:25,646 INFO  L226             Difference]: Without dead ends: 4316
[2023-11-26 11:54:25,656 INFO  L412           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
[2023-11-26 11:54:25,657 INFO  L413           NwaCegarLoop]: 189 mSDtfsCounter, 1422 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 521 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1441 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 521 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:25,657 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1441 Valid, 845 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [521 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time]
[2023-11-26 11:54:25,663 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 4316 states.
[2023-11-26 11:54:25,894 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 4316 to 4218.
[2023-11-26 11:54:25,905 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 4218 states, 3422 states have (on average 1.6832261835184104) internal successors, (5760), 3430 states have internal predecessors, (5760), 763 states have call successors, (763), 28 states have call predecessors, (763), 32 states have return successors, (836), 761 states have call predecessors, (836), 762 states have call successors, (836)
[2023-11-26 11:54:25,923 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 4218 states and 7359 transitions.
[2023-11-26 11:54:25,924 INFO  L78                 Accepts]: Start accepts. Automaton has 4218 states and 7359 transitions. Word has length 150
[2023-11-26 11:54:25,925 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:25,925 INFO  L495      AbstractCegarLoop]: Abstraction has 4218 states and 7359 transitions.
[2023-11-26 11:54:25,925 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 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)
[2023-11-26 11:54:25,925 INFO  L276                IsEmpty]: Start isEmpty. Operand 4218 states and 7359 transitions.
[2023-11-26 11:54:25,955 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2023-11-26 11:54:25,955 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:25,955 INFO  L195           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]
[2023-11-26 11:54:25,956 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2023-11-26 11:54:25,956 INFO  L420      AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:25,956 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:25,956 INFO  L85        PathProgramCache]: Analyzing trace with hash 1982511503, now seen corresponding path program 1 times
[2023-11-26 11:54:25,957 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:25,957 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884257234]
[2023-11-26 11:54:25,957 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:25,957 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:26,014 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,060 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:26,064 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,072 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:26,074 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,075 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:26,076 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,077 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:26,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,080 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:26,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,083 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:26,085 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,092 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2023-11-26 11:54:26,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,101 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2023-11-26 11:54:26,102 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,103 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2023-11-26 11:54:26,104 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,105 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86
[2023-11-26 11:54:26,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,107 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2023-11-26 11:54:26,108 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,109 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101
[2023-11-26 11:54:26,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,111 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112
[2023-11-26 11:54:26,112 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,113 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118
[2023-11-26 11:54:26,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,115 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2023-11-26 11:54:26,115 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,116 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2023-11-26 11:54:26,117 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,118 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2023-11-26 11:54:26,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,120 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143
[2023-11-26 11:54:26,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:26,122 INFO  L134       CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.
[2023-11-26 11:54:26,123 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:26,123 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884257234]
[2023-11-26 11:54:26,124 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884257234] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:26,124 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:26,124 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:26,124 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781506689]
[2023-11-26 11:54:26,124 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:26,125 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:26,125 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:26,126 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:26,126 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:26,126 INFO  L87              Difference]: Start difference. First operand 4218 states and 7359 transitions. Second operand  has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (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)
[2023-11-26 11:54:28,267 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 11:54:28,267 INFO  L93              Difference]: Finished difference Result 10556 states and 18755 transitions.
[2023-11-26 11:54:28,268 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2023-11-26 11:54:28,268 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (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 151
[2023-11-26 11:54:28,268 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 11:54:28,324 INFO  L225             Difference]: With dead ends: 10556
[2023-11-26 11:54:28,324 INFO  L226             Difference]: Without dead ends: 6988
[2023-11-26 11:54:28,338 INFO  L412           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
[2023-11-26 11:54:28,339 INFO  L413           NwaCegarLoop]: 205 mSDtfsCounter, 1414 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 1428 mSolverCounterSat, 529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 1957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 1428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time
[2023-11-26 11:54:28,339 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1432 Valid, 885 Invalid, 1957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [529 Valid, 1428 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time]
[2023-11-26 11:54:28,348 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 6988 states.
[2023-11-26 11:54:28,714 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 6988 to 6890.
[2023-11-26 11:54:28,732 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 6890 states, 5601 states have (on average 1.6789858953758257) internal successors, (9404), 5609 states have internal predecessors, (9404), 1256 states have call successors, (1256), 28 states have call predecessors, (1256), 32 states have return successors, (1373), 1254 states have call predecessors, (1373), 1255 states have call successors, (1373)
[2023-11-26 11:54:28,767 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6890 states to 6890 states and 12033 transitions.
[2023-11-26 11:54:28,768 INFO  L78                 Accepts]: Start accepts. Automaton has 6890 states and 12033 transitions. Word has length 151
[2023-11-26 11:54:28,768 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-26 11:54:28,769 INFO  L495      AbstractCegarLoop]: Abstraction has 6890 states and 12033 transitions.
[2023-11-26 11:54:28,770 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (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)
[2023-11-26 11:54:28,770 INFO  L276                IsEmpty]: Start isEmpty. Operand 6890 states and 12033 transitions.
[2023-11-26 11:54:28,808 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2023-11-26 11:54:28,808 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-26 11:54:28,809 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 11:54:28,809 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2023-11-26 11:54:28,809 INFO  L420      AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 11:54:28,809 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 11:54:28,810 INFO  L85        PathProgramCache]: Analyzing trace with hash 485116432, now seen corresponding path program 1 times
[2023-11-26 11:54:28,810 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 11:54:28,810 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053030690]
[2023-11-26 11:54:28,810 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 11:54:28,810 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 11:54:28,892 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-26 11:54:28,969 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,978 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2023-11-26 11:54:28,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,980 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2023-11-26 11:54:28,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,984 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-26 11:54:28,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,987 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2023-11-26 11:54:28,988 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:28,991 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2023-11-26 11:54:28,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,001 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2023-11-26 11:54:29,002 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,010 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2023-11-26 11:54:29,011 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,012 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2023-11-26 11:54:29,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,014 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2023-11-26 11:54:29,015 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,016 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94
[2023-11-26 11:54:29,017 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,018 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2023-11-26 11:54:29,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,020 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107
[2023-11-26 11:54:29,021 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,022 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2023-11-26 11:54:29,023 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,024 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2023-11-26 11:54:29,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,026 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2023-11-26 11:54:29,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,028 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137
[2023-11-26 11:54:29,029 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,030 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143
[2023-11-26 11:54:29,031 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,032 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150
[2023-11-26 11:54:29,033 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,034 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156
[2023-11-26 11:54:29,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,036 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162
[2023-11-26 11:54:29,037 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 11:54:29,039 INFO  L134       CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked.
[2023-11-26 11:54:29,039 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 11:54:29,039 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053030690]
[2023-11-26 11:54:29,039 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053030690] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 11:54:29,039 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 11:54:29,040 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-26 11:54:29,040 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418125186]
[2023-11-26 11:54:29,040 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 11:54:29,040 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 11:54:29,041 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 11:54:29,041 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 11:54:29,041 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-11-26 11:54:29,042 INFO  L87              Difference]: Start difference. First operand 6890 states and 12033 transitions. Second operand  has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)