./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-19 21:58:57,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 21:58:57,089 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 21:58:57,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 21:58:57,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 21:58:57,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 21:58:57,123 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 21:58:57,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 21:58:57,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 21:58:57,126 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 21:58:57,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 21:58:57,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 21:58:57,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 21:58:57,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 21:58:57,131 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 21:58:57,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 21:58:57,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 21:58:57,132 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 21:58:57,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 21:58:57,133 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 21:58:57,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 21:58:57,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 21:58:57,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 21:58:57,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 21:58:57,134 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 21:58:57,135 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 21:58:57,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 21:58:57,135 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 21:58:57,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 21:58:57,136 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 21:58:57,136 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 21:58:57,136 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 21:58:57,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 21:58:57,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 21:58:57,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 21:58:57,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 21:58:57,138 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 21:58:57,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 21:58:57,139 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 21:58:57,139 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 21:58:57,139 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 21:58:57,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 21:58:57,140 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 [2024-11-19 21:58:57,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 21:58:57,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 21:58:57,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 21:58:57,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 21:58:57,414 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 21:58:57,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2024-11-19 21:58:58,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 21:58:59,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 21:58:59,260 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2024-11-19 21:58:59,282 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff15cc36f/0587ef1e242a47b8864720cbee204cd5/FLAGc5803a8cb [2024-11-19 21:58:59,296 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff15cc36f/0587ef1e242a47b8864720cbee204cd5 [2024-11-19 21:58:59,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 21:58:59,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 21:58:59,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 21:58:59,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 21:58:59,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 21:58:59,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:58:59" (1/1) ... [2024-11-19 21:58:59,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad02ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:58:59, skipping insertion in model container [2024-11-19 21:58:59,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:58:59" (1/1) ... [2024-11-19 21:58:59,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 21:58:59,795 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2024-11-19 21:59:00,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 21:59:00,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 21:59:00,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptDecrypt_spec.i","") [48] [2024-11-19 21:59:00,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [111] [2024-11-19 21:59:00,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [477] [2024-11-19 21:59:00,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [692] [2024-11-19 21:59:00,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [701] [2024-11-19 21:59:00,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [811] [2024-11-19 21:59:00,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1890] [2024-11-19 21:59:00,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1907] [2024-11-19 21:59:00,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2184] [2024-11-19 21:59:00,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2539] [2024-11-19 21:59:00,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2941] [2024-11-19 21:59:00,127 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2024-11-19 21:59:00,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 21:59:00,246 INFO L204 MainTranslator]: Completed translation [2024-11-19 21:59:00,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00 WrapperNode [2024-11-19 21:59:00,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 21:59:00,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 21:59:00,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 21:59:00,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 21:59:00,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,380 INFO L138 Inliner]: procedures = 152, calls = 268, calls flagged for inlining = 68, calls inlined = 65, statements flattened = 1344 [2024-11-19 21:59:00,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 21:59:00,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 21:59:00,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 21:59:00,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 21:59:00,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,400 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,441 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-19 21:59:00,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 21:59:00,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 21:59:00,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 21:59:00,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 21:59:00,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (1/1) ... [2024-11-19 21:59:00,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 21:59:00,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:00,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 21:59:00,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 21:59:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-19 21:59:00,611 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-19 21:59:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2024-11-19 21:59:00,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2024-11-19 21:59:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2024-11-19 21:59:00,611 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2024-11-19 21:59:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-19 21:59:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-19 21:59:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-19 21:59:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-19 21:59:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-19 21:59:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-19 21:59:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-19 21:59:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-19 21:59:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2024-11-19 21:59:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2024-11-19 21:59:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-19 21:59:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-19 21:59:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2024-11-19 21:59:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2024-11-19 21:59:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-19 21:59:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-19 21:59:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-19 21:59:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-19 21:59:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-19 21:59:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-19 21:59:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2024-11-19 21:59:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2024-11-19 21:59:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2024-11-19 21:59:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2024-11-19 21:59:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-19 21:59:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-19 21:59:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-19 21:59:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2024-11-19 21:59:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2024-11-19 21:59:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-19 21:59:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-19 21:59:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2024-11-19 21:59:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2024-11-19 21:59:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2024-11-19 21:59:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2024-11-19 21:59:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-19 21:59:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-19 21:59:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-19 21:59:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-19 21:59:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-19 21:59:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-19 21:59:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-19 21:59:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-19 21:59:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-19 21:59:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-19 21:59:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-19 21:59:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-19 21:59:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-19 21:59:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-19 21:59:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2024-11-19 21:59:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2024-11-19 21:59:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2024-11-19 21:59:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2024-11-19 21:59:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-19 21:59:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-19 21:59:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-19 21:59:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-19 21:59:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 21:59:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 21:59:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 21:59:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 21:59:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-19 21:59:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-19 21:59:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2024-11-19 21:59:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2024-11-19 21:59:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2024-11-19 21:59:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2024-11-19 21:59:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-19 21:59:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-19 21:59:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 21:59:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 21:59:00,899 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 21:59:00,903 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 21:59:02,305 INFO L? ?]: Removed 631 outVars from TransFormulas that were not future-live. [2024-11-19 21:59:02,305 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 21:59:02,343 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 21:59:02,344 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 21:59:02,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:59:02 BoogieIcfgContainer [2024-11-19 21:59:02,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 21:59:02,347 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 21:59:02,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 21:59:02,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 21:59:02,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:58:59" (1/3) ... [2024-11-19 21:59:02,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95249b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:59:02, skipping insertion in model container [2024-11-19 21:59:02,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:59:00" (2/3) ... [2024-11-19 21:59:02,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95249b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:59:02, skipping insertion in model container [2024-11-19 21:59:02,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:59:02" (3/3) ... [2024-11-19 21:59:02,356 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec6_productSimulator.cil.c [2024-11-19 21:59:02,373 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 21:59:02,373 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 21:59:02,477 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 21:59:02,485 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3696b85d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 21:59:02,485 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 21:59:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand has 608 states, 451 states have (on average 1.5121951219512195) internal successors, (682), 471 states have internal predecessors, (682), 112 states have call successors, (112), 43 states have call predecessors, (112), 43 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-19 21:59:02,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-19 21:59:02,518 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:02,519 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:02,520 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:02,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:02,526 INFO L85 PathProgramCache]: Analyzing trace with hash -7041154, now seen corresponding path program 1 times [2024-11-19 21:59:02,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:02,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848471056] [2024-11-19 21:59:02,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-19 21:59:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-19 21:59:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-19 21:59:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-19 21:59:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:59:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-19 21:59:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-19 21:59:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:59:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:59:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-19 21:59:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:59:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-19 21:59:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-19 21:59:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-19 21:59:03,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:03,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848471056] [2024-11-19 21:59:03,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848471056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:03,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:03,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 21:59:03,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448883227] [2024-11-19 21:59:03,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:03,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 21:59:03,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:03,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 21:59:03,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 21:59:03,242 INFO L87 Difference]: Start difference. First operand has 608 states, 451 states have (on average 1.5121951219512195) internal successors, (682), 471 states have internal predecessors, (682), 112 states have call successors, (112), 43 states have call predecessors, (112), 43 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 21:59:05,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:05,416 INFO L93 Difference]: Finished difference Result 1093 states and 1648 transitions. [2024-11-19 21:59:05,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 21:59:05,419 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 173 [2024-11-19 21:59:05,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:05,444 INFO L225 Difference]: With dead ends: 1093 [2024-11-19 21:59:05,445 INFO L226 Difference]: Without dead ends: 747 [2024-11-19 21:59:05,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-19 21:59:05,461 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 1379 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1091 mSolverCounterSat, 587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 1034 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 587 IncrementalHoareTripleChecker+Valid, 1091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:05,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1385 Valid, 1034 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [587 Valid, 1091 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-19 21:59:05,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-19 21:59:05,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 601. [2024-11-19 21:59:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 445 states have (on average 1.5078651685393258) internal successors, (671), 464 states have internal predecessors, (671), 112 states have call successors, (112), 43 states have call predecessors, (112), 43 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-19 21:59:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 894 transitions. [2024-11-19 21:59:05,648 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 894 transitions. Word has length 173 [2024-11-19 21:59:05,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:05,651 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 894 transitions. [2024-11-19 21:59:05,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 21:59:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 894 transitions. [2024-11-19 21:59:05,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-19 21:59:05,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:05,660 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:05,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 21:59:05,661 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:05,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:05,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1812083785, now seen corresponding path program 1 times [2024-11-19 21:59:05,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:05,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869276549] [2024-11-19 21:59:05,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:05,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:05,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-19 21:59:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-19 21:59:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-19 21:59:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-19 21:59:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-19 21:59:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-19 21:59:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-19 21:59:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:59:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:59:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:59:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-19 21:59:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-19 21:59:06,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:06,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869276549] [2024-11-19 21:59:06,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869276549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:06,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:06,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-19 21:59:06,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468572210] [2024-11-19 21:59:06,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:06,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 21:59:06,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:06,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 21:59:06,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-19 21:59:06,071 INFO L87 Difference]: Start difference. First operand 601 states and 894 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:59:08,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:08,972 INFO L93 Difference]: Finished difference Result 1312 states and 1978 transitions. [2024-11-19 21:59:08,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-19 21:59:08,973 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 153 [2024-11-19 21:59:08,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:08,979 INFO L225 Difference]: With dead ends: 1312 [2024-11-19 21:59:08,979 INFO L226 Difference]: Without dead ends: 747 [2024-11-19 21:59:08,981 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:08,982 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 1368 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 4140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 587 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:08,983 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1376 Valid, 1783 Invalid, 4140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [587 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-19 21:59:08,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-19 21:59:09,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 601. [2024-11-19 21:59:09,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 445 states have (on average 1.4921348314606742) internal successors, (664), 464 states have internal predecessors, (664), 112 states have call successors, (112), 43 states have call predecessors, (112), 43 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-19 21:59:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 887 transitions. [2024-11-19 21:59:09,050 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 887 transitions. Word has length 153 [2024-11-19 21:59:09,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:09,052 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 887 transitions. [2024-11-19 21:59:09,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-19 21:59:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 887 transitions. [2024-11-19 21:59:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-19 21:59:09,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:09,060 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:09,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 21:59:09,061 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:09,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:09,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1822808750, now seen corresponding path program 1 times [2024-11-19 21:59:09,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:09,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133675883] [2024-11-19 21:59:09,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:09,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-19 21:59:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-19 21:59:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-19 21:59:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-19 21:59:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-19 21:59:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-19 21:59:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-19 21:59:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:59:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-19 21:59:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-19 21:59:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-19 21:59:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-19 21:59:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-19 21:59:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-19 21:59:09,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:09,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133675883] [2024-11-19 21:59:09,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133675883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:09,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:09,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 21:59:09,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990209544] [2024-11-19 21:59:09,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:09,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 21:59:09,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:09,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 21:59:09,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 21:59:09,322 INFO L87 Difference]: Start difference. First operand 601 states and 887 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-19 21:59:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:11,117 INFO L93 Difference]: Finished difference Result 1322 states and 2010 transitions. [2024-11-19 21:59:11,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:11,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 172 [2024-11-19 21:59:11,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:11,126 INFO L225 Difference]: With dead ends: 1322 [2024-11-19 21:59:11,126 INFO L226 Difference]: Without dead ends: 746 [2024-11-19 21:59:11,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:11,132 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 2066 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 1089 mSolverCounterSat, 759 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2093 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 759 IncrementalHoareTripleChecker+Valid, 1089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:11,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2093 Valid, 962 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [759 Valid, 1089 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:11,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-19 21:59:11,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 600. [2024-11-19 21:59:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 446 states have (on average 1.4798206278026906) internal successors, (660), 463 states have internal predecessors, (660), 109 states have call successors, (109), 44 states have call predecessors, (109), 44 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-19 21:59:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 877 transitions. [2024-11-19 21:59:11,202 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 877 transitions. Word has length 172 [2024-11-19 21:59:11,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:11,202 INFO L471 AbstractCegarLoop]: Abstraction has 600 states and 877 transitions. [2024-11-19 21:59:11,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-19 21:59:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 877 transitions. [2024-11-19 21:59:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-19 21:59:11,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:11,209 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:11,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 21:59:11,209 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:11,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:11,210 INFO L85 PathProgramCache]: Analyzing trace with hash 828933394, now seen corresponding path program 1 times [2024-11-19 21:59:11,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:11,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010456028] [2024-11-19 21:59:11,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:11,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-19 21:59:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-19 21:59:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-19 21:59:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-19 21:59:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-19 21:59:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-19 21:59:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-19 21:59:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-19 21:59:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 21:59:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-19 21:59:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:59:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-19 21:59:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:59:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:11,420 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-19 21:59:11,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:11,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010456028] [2024-11-19 21:59:11,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010456028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:11,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:11,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 21:59:11,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407397897] [2024-11-19 21:59:11,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:11,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 21:59:11,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:11,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 21:59:11,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 21:59:11,423 INFO L87 Difference]: Start difference. First operand 600 states and 877 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 21:59:13,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:13,207 INFO L93 Difference]: Finished difference Result 1314 states and 1970 transitions. [2024-11-19 21:59:13,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:13,208 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 174 [2024-11-19 21:59:13,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:13,213 INFO L225 Difference]: With dead ends: 1314 [2024-11-19 21:59:13,213 INFO L226 Difference]: Without dead ends: 744 [2024-11-19 21:59:13,216 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:13,220 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 2049 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 730 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 1830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 730 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:13,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2076 Valid, 980 Invalid, 1830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [730 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:13,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2024-11-19 21:59:13,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 599. [2024-11-19 21:59:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 446 states have (on average 1.4753363228699552) internal successors, (658), 462 states have internal predecessors, (658), 108 states have call successors, (108), 44 states have call predecessors, (108), 44 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-19 21:59:13,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 873 transitions. [2024-11-19 21:59:13,273 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 873 transitions. Word has length 174 [2024-11-19 21:59:13,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:13,274 INFO L471 AbstractCegarLoop]: Abstraction has 599 states and 873 transitions. [2024-11-19 21:59:13,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 21:59:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 873 transitions. [2024-11-19 21:59:13,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-19 21:59:13,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:13,277 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:13,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 21:59:13,277 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:13,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:13,278 INFO L85 PathProgramCache]: Analyzing trace with hash 599930417, now seen corresponding path program 1 times [2024-11-19 21:59:13,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:13,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847375371] [2024-11-19 21:59:13,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:13,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-19 21:59:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-19 21:59:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-19 21:59:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-19 21:59:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-19 21:59:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-19 21:59:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-19 21:59:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:59:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:59:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-19 21:59:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:59:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:59:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-19 21:59:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:13,493 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-19 21:59:13,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:13,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847375371] [2024-11-19 21:59:13,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847375371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:13,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:13,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 21:59:13,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521460750] [2024-11-19 21:59:13,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:13,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 21:59:13,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:13,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 21:59:13,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 21:59:13,497 INFO L87 Difference]: Start difference. First operand 599 states and 873 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 21:59:15,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:15,285 INFO L93 Difference]: Finished difference Result 1294 states and 1917 transitions. [2024-11-19 21:59:15,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:15,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 182 [2024-11-19 21:59:15,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:15,292 INFO L225 Difference]: With dead ends: 1294 [2024-11-19 21:59:15,292 INFO L226 Difference]: Without dead ends: 741 [2024-11-19 21:59:15,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:15,296 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 2031 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 1128 mSolverCounterSat, 739 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2055 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 739 IncrementalHoareTripleChecker+Valid, 1128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:15,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2055 Valid, 887 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [739 Valid, 1128 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:15,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2024-11-19 21:59:15,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 596. [2024-11-19 21:59:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 446 states have (on average 1.4506726457399104) internal successors, (647), 457 states have internal predecessors, (647), 105 states have call successors, (105), 44 states have call predecessors, (105), 44 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-19 21:59:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 856 transitions. [2024-11-19 21:59:15,347 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 856 transitions. Word has length 182 [2024-11-19 21:59:15,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:15,347 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 856 transitions. [2024-11-19 21:59:15,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 21:59:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 856 transitions. [2024-11-19 21:59:15,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-19 21:59:15,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:15,350 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:15,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 21:59:15,351 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:15,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:15,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1629367792, now seen corresponding path program 1 times [2024-11-19 21:59:15,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:15,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085902938] [2024-11-19 21:59:15,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:15,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-19 21:59:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:59:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-19 21:59:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-19 21:59:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-19 21:59:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:59:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:59:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:59:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-19 21:59:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:59:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-19 21:59:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-19 21:59:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-19 21:59:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-19 21:59:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-19 21:59:15,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085902938] [2024-11-19 21:59:15,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085902938] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:59:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1953884538] [2024-11-19 21:59:15,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:15,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:15,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:15,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:59:15,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 21:59:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 1524 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 21:59:16,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:59:16,299 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-19 21:59:16,300 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:59:16,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1953884538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:16,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:59:16,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-19 21:59:16,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120843912] [2024-11-19 21:59:16,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:16,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 21:59:16,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:16,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 21:59:16,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:16,303 INFO L87 Difference]: Start difference. First operand 596 states and 856 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:16,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:16,368 INFO L93 Difference]: Finished difference Result 927 states and 1313 transitions. [2024-11-19 21:59:16,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 21:59:16,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 200 [2024-11-19 21:59:16,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:16,374 INFO L225 Difference]: With dead ends: 927 [2024-11-19 21:59:16,374 INFO L226 Difference]: Without dead ends: 599 [2024-11-19 21:59:16,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:16,378 INFO L432 NwaCegarLoop]: 852 mSDtfsCounter, 1 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1702 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:16,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1702 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:59:16,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2024-11-19 21:59:16,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 598. [2024-11-19 21:59:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 448 states have (on average 1.4486607142857142) internal successors, (649), 459 states have internal predecessors, (649), 105 states have call successors, (105), 44 states have call predecessors, (105), 44 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-19 21:59:16,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 858 transitions. [2024-11-19 21:59:16,427 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 858 transitions. Word has length 200 [2024-11-19 21:59:16,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:16,428 INFO L471 AbstractCegarLoop]: Abstraction has 598 states and 858 transitions. [2024-11-19 21:59:16,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 858 transitions. [2024-11-19 21:59:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-19 21:59:16,431 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:16,431 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:16,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-19 21:59:16,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-19 21:59:16,636 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:16,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:16,636 INFO L85 PathProgramCache]: Analyzing trace with hash -727377520, now seen corresponding path program 1 times [2024-11-19 21:59:16,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:16,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759720741] [2024-11-19 21:59:16,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:16,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:16,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-19 21:59:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:59:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-19 21:59:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-19 21:59:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:59:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 21:59:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-19 21:59:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-19 21:59:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:59:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-19 21:59:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-19 21:59:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-19 21:59:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-19 21:59:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-19 21:59:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-19 21:59:17,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:17,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759720741] [2024-11-19 21:59:17,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759720741] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:59:17,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394143634] [2024-11-19 21:59:17,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:17,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:17,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:17,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:59:17,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 21:59:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:17,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 1538 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 21:59:17,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:59:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-19 21:59:17,506 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:59:17,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394143634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:17,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:59:17,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-19 21:59:17,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129359805] [2024-11-19 21:59:17,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:17,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 21:59:17,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:17,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 21:59:17,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:17,509 INFO L87 Difference]: Start difference. First operand 598 states and 858 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:17,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:17,562 INFO L93 Difference]: Finished difference Result 1216 states and 1777 transitions. [2024-11-19 21:59:17,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 21:59:17,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 208 [2024-11-19 21:59:17,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:17,567 INFO L225 Difference]: With dead ends: 1216 [2024-11-19 21:59:17,567 INFO L226 Difference]: Without dead ends: 696 [2024-11-19 21:59:17,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:17,570 INFO L432 NwaCegarLoop]: 871 mSDtfsCounter, 165 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:17,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1678 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:59:17,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2024-11-19 21:59:17,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 688. [2024-11-19 21:59:17,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 524 states have (on average 1.463740458015267) internal successors, (767), 535 states have internal predecessors, (767), 119 states have call successors, (119), 44 states have call predecessors, (119), 44 states have return successors, (118), 117 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-19 21:59:17,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1004 transitions. [2024-11-19 21:59:17,620 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1004 transitions. Word has length 208 [2024-11-19 21:59:17,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:17,621 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1004 transitions. [2024-11-19 21:59:17,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:17,621 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1004 transitions. [2024-11-19 21:59:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-19 21:59:17,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:17,625 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:17,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 21:59:17,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-19 21:59:17,828 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:17,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:17,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1855191977, now seen corresponding path program 1 times [2024-11-19 21:59:17,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:17,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794803071] [2024-11-19 21:59:17,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:17,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-19 21:59:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-19 21:59:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-19 21:59:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-19 21:59:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-19 21:59:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-19 21:59:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-19 21:59:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:59:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:59:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-19 21:59:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-19 21:59:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-19 21:59:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-19 21:59:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,242 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-19 21:59:18,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:18,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794803071] [2024-11-19 21:59:18,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794803071] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:59:18,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1518212619] [2024-11-19 21:59:18,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:18,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:18,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:18,245 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:59:18,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 21:59:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:18,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-19 21:59:18,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:59:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-19 21:59:18,779 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:59:18,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1518212619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:18,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:59:18,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-11-19 21:59:18,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422835507] [2024-11-19 21:59:18,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:18,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 21:59:18,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:18,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 21:59:18,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-19 21:59:18,782 INFO L87 Difference]: Start difference. First operand 688 states and 1004 transitions. Second operand has 8 states, 6 states have (on average 19.833333333333332) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:18,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:18,915 INFO L93 Difference]: Finished difference Result 1323 states and 1945 transitions. [2024-11-19 21:59:18,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 21:59:18,915 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 19.833333333333332) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 202 [2024-11-19 21:59:18,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:18,920 INFO L225 Difference]: With dead ends: 1323 [2024-11-19 21:59:18,920 INFO L226 Difference]: Without dead ends: 690 [2024-11-19 21:59:18,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-19 21:59:18,924 INFO L432 NwaCegarLoop]: 843 mSDtfsCounter, 4 mSDsluCounter, 5041 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5884 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:18,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5884 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:59:18,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2024-11-19 21:59:18,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 690. [2024-11-19 21:59:18,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 537 states have internal predecessors, (768), 119 states have call successors, (119), 44 states have call predecessors, (119), 45 states have return successors, (120), 117 states have call predecessors, (120), 118 states have call successors, (120) [2024-11-19 21:59:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1007 transitions. [2024-11-19 21:59:18,980 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1007 transitions. Word has length 202 [2024-11-19 21:59:18,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:18,980 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1007 transitions. [2024-11-19 21:59:18,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 19.833333333333332) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1007 transitions. [2024-11-19 21:59:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-19 21:59:18,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:18,985 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:18,996 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-19 21:59:19,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:19,186 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:19,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:19,186 INFO L85 PathProgramCache]: Analyzing trace with hash 783063650, now seen corresponding path program 1 times [2024-11-19 21:59:19,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:19,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466364063] [2024-11-19 21:59:19,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:19,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-19 21:59:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-19 21:59:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-19 21:59:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:59:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:59:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-19 21:59:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-19 21:59:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-19 21:59:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-19 21:59:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-19 21:59:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-19 21:59:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-19 21:59:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-19 21:59:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-19 21:59:19,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:19,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466364063] [2024-11-19 21:59:19,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466364063] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:59:19,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834343302] [2024-11-19 21:59:19,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:19,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:19,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:19,573 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:59:19,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 21:59:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:19,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 21:59:19,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:59:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-19 21:59:20,038 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 21:59:20,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834343302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:20,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 21:59:20,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2024-11-19 21:59:20,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082744755] [2024-11-19 21:59:20,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:20,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 21:59:20,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:20,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 21:59:20,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:59:20,041 INFO L87 Difference]: Start difference. First operand 690 states and 1007 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-19 21:59:20,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:20,141 INFO L93 Difference]: Finished difference Result 1324 states and 1949 transitions. [2024-11-19 21:59:20,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 21:59:20,142 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 210 [2024-11-19 21:59:20,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:20,146 INFO L225 Difference]: With dead ends: 1324 [2024-11-19 21:59:20,146 INFO L226 Difference]: Without dead ends: 692 [2024-11-19 21:59:20,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:59:20,151 INFO L432 NwaCegarLoop]: 843 mSDtfsCounter, 2 mSDsluCounter, 3355 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 4198 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:20,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 4198 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 21:59:20,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2024-11-19 21:59:20,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 692. [2024-11-19 21:59:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 526 states have (on average 1.461977186311787) internal successors, (769), 539 states have internal predecessors, (769), 119 states have call successors, (119), 44 states have call predecessors, (119), 46 states have return successors, (125), 117 states have call predecessors, (125), 118 states have call successors, (125) [2024-11-19 21:59:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 1013 transitions. [2024-11-19 21:59:20,200 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 1013 transitions. Word has length 210 [2024-11-19 21:59:20,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:20,200 INFO L471 AbstractCegarLoop]: Abstraction has 692 states and 1013 transitions. [2024-11-19 21:59:20,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-19 21:59:20,201 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1013 transitions. [2024-11-19 21:59:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-19 21:59:20,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:20,205 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:20,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-19 21:59:20,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:20,406 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:20,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:20,407 INFO L85 PathProgramCache]: Analyzing trace with hash 369091354, now seen corresponding path program 1 times [2024-11-19 21:59:20,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:20,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089312133] [2024-11-19 21:59:20,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:20,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-19 21:59:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-19 21:59:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-19 21:59:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-19 21:59:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:59:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-19 21:59:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-19 21:59:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-19 21:59:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-19 21:59:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-19 21:59:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-19 21:59:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-19 21:59:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-19 21:59:20,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:20,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089312133] [2024-11-19 21:59:20,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089312133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:20,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:20,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-19 21:59:20,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897388460] [2024-11-19 21:59:20,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:20,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-19 21:59:20,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:20,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-19 21:59:20,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:20,839 INFO L87 Difference]: Start difference. First operand 692 states and 1013 transitions. Second operand has 12 states, 10 states have (on average 12.2) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (33), 6 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2024-11-19 21:59:24,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:24,834 INFO L93 Difference]: Finished difference Result 1461 states and 2183 transitions. [2024-11-19 21:59:24,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-19 21:59:24,834 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 12.2) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (33), 6 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 211 [2024-11-19 21:59:24,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:24,840 INFO L225 Difference]: With dead ends: 1461 [2024-11-19 21:59:24,840 INFO L226 Difference]: Without dead ends: 841 [2024-11-19 21:59:24,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-19 21:59:24,842 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1836 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5710 mSolverCounterSat, 768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 768 IncrementalHoareTripleChecker+Valid, 5710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:24,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1838 Valid, 2574 Invalid, 6478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [768 Valid, 5710 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-19 21:59:24,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2024-11-19 21:59:24,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 692. [2024-11-19 21:59:24,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 526 states have (on average 1.461977186311787) internal successors, (769), 539 states have internal predecessors, (769), 119 states have call successors, (119), 44 states have call predecessors, (119), 46 states have return successors, (124), 117 states have call predecessors, (124), 118 states have call successors, (124) [2024-11-19 21:59:24,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 1012 transitions. [2024-11-19 21:59:24,900 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 1012 transitions. Word has length 211 [2024-11-19 21:59:24,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:24,901 INFO L471 AbstractCegarLoop]: Abstraction has 692 states and 1012 transitions. [2024-11-19 21:59:24,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 12.2) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (33), 6 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2024-11-19 21:59:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1012 transitions. [2024-11-19 21:59:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-19 21:59:24,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:24,906 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:24,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-19 21:59:24,906 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:24,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:24,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1868981753, now seen corresponding path program 1 times [2024-11-19 21:59:24,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:24,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198616210] [2024-11-19 21:59:24,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:24,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-19 21:59:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-19 21:59:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-19 21:59:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-19 21:59:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:59:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-19 21:59:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-19 21:59:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-19 21:59:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-19 21:59:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-19 21:59:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-19 21:59:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-19 21:59:25,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:25,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198616210] [2024-11-19 21:59:25,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198616210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:25,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:25,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-19 21:59:25,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289442759] [2024-11-19 21:59:25,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:25,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-19 21:59:25,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:25,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-19 21:59:25,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:25,332 INFO L87 Difference]: Start difference. First operand 692 states and 1012 transitions. Second operand has 12 states, 10 states have (on average 11.8) internal successors, (118), 8 states have internal predecessors, (118), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:28,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:28,735 INFO L93 Difference]: Finished difference Result 1463 states and 2186 transitions. [2024-11-19 21:59:28,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-19 21:59:28,736 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 11.8) internal successors, (118), 8 states have internal predecessors, (118), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 205 [2024-11-19 21:59:28,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:28,741 INFO L225 Difference]: With dead ends: 1463 [2024-11-19 21:59:28,741 INFO L226 Difference]: Without dead ends: 843 [2024-11-19 21:59:28,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-19 21:59:28,744 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1800 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5952 mSolverCounterSat, 745 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1802 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 745 IncrementalHoareTripleChecker+Valid, 5952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:28,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1802 Valid, 2574 Invalid, 6697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [745 Valid, 5952 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-19 21:59:28,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-11-19 21:59:28,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 694. [2024-11-19 21:59:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 694 states, 527 states have (on average 1.4611005692599621) internal successors, (770), 541 states have internal predecessors, (770), 119 states have call successors, (119), 44 states have call predecessors, (119), 47 states have return successors, (126), 117 states have call predecessors, (126), 118 states have call successors, (126) [2024-11-19 21:59:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 1015 transitions. [2024-11-19 21:59:28,802 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 1015 transitions. Word has length 205 [2024-11-19 21:59:28,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:28,803 INFO L471 AbstractCegarLoop]: Abstraction has 694 states and 1015 transitions. [2024-11-19 21:59:28,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 11.8) internal successors, (118), 8 states have internal predecessors, (118), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:28,803 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1015 transitions. [2024-11-19 21:59:28,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-19 21:59:28,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:28,807 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:28,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-19 21:59:28,807 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:28,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:28,808 INFO L85 PathProgramCache]: Analyzing trace with hash 156680098, now seen corresponding path program 1 times [2024-11-19 21:59:28,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:28,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092322028] [2024-11-19 21:59:28,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:28,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:28,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:59:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:59:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:59:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:59:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:59:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-19 21:59:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-19 21:59:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-19 21:59:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-19 21:59:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-19 21:59:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-19 21:59:29,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:29,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092322028] [2024-11-19 21:59:29,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092322028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:29,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:29,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-19 21:59:29,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652396440] [2024-11-19 21:59:29,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:29,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-19 21:59:29,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:29,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-19 21:59:29,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:29,193 INFO L87 Difference]: Start difference. First operand 694 states and 1015 transitions. Second operand has 13 states, 11 states have (on average 11.090909090909092) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:32,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:32,558 INFO L93 Difference]: Finished difference Result 1462 states and 2185 transitions. [2024-11-19 21:59:32,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-19 21:59:32,558 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 11.090909090909092) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) Word has length 206 [2024-11-19 21:59:32,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:32,565 INFO L225 Difference]: With dead ends: 1462 [2024-11-19 21:59:32,565 INFO L226 Difference]: Without dead ends: 845 [2024-11-19 21:59:32,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-19 21:59:32,568 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1806 mSDsluCounter, 2546 mSDsCounter, 0 mSdLazyCounter, 6685 mSolverCounterSat, 770 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 7455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 770 IncrementalHoareTripleChecker+Valid, 6685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:32,569 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1807 Valid, 2830 Invalid, 7455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [770 Valid, 6685 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-19 21:59:32,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2024-11-19 21:59:32,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 699. [2024-11-19 21:59:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 529 states have (on average 1.4593572778827977) internal successors, (772), 544 states have internal predecessors, (772), 120 states have call successors, (120), 44 states have call predecessors, (120), 49 states have return successors, (131), 119 states have call predecessors, (131), 119 states have call successors, (131) [2024-11-19 21:59:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 1023 transitions. [2024-11-19 21:59:32,634 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 1023 transitions. Word has length 206 [2024-11-19 21:59:32,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:32,635 INFO L471 AbstractCegarLoop]: Abstraction has 699 states and 1023 transitions. [2024-11-19 21:59:32,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 11.090909090909092) internal successors, (122), 8 states have internal predecessors, (122), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1023 transitions. [2024-11-19 21:59:32,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-19 21:59:32,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:32,639 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:32,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-19 21:59:32,639 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:32,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:32,639 INFO L85 PathProgramCache]: Analyzing trace with hash -466601504, now seen corresponding path program 1 times [2024-11-19 21:59:32,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:32,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542017329] [2024-11-19 21:59:32,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:32,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-19 21:59:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-19 21:59:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-19 21:59:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:59:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:59:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-19 21:59:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-19 21:59:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-19 21:59:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-19 21:59:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-19 21:59:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-19 21:59:32,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:32,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542017329] [2024-11-19 21:59:32,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542017329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:32,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:32,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-19 21:59:32,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761777792] [2024-11-19 21:59:32,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:32,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-19 21:59:32,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:32,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-19 21:59:32,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 21:59:32,989 INFO L87 Difference]: Start difference. First operand 699 states and 1023 transitions. Second operand has 12 states, 10 states have (on average 11.9) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:36,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:36,330 INFO L93 Difference]: Finished difference Result 1461 states and 2182 transitions. [2024-11-19 21:59:36,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-19 21:59:36,331 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 11.9) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 206 [2024-11-19 21:59:36,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:36,336 INFO L225 Difference]: With dead ends: 1461 [2024-11-19 21:59:36,336 INFO L226 Difference]: Without dead ends: 841 [2024-11-19 21:59:36,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-19 21:59:36,339 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1819 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5883 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1821 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 5883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:36,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1821 Valid, 2574 Invalid, 6634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 5883 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-19 21:59:36,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2024-11-19 21:59:36,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 694. [2024-11-19 21:59:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 694 states, 527 states have (on average 1.4611005692599621) internal successors, (770), 541 states have internal predecessors, (770), 119 states have call successors, (119), 44 states have call predecessors, (119), 47 states have return successors, (125), 117 states have call predecessors, (125), 118 states have call successors, (125) [2024-11-19 21:59:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 1014 transitions. [2024-11-19 21:59:36,423 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 1014 transitions. Word has length 206 [2024-11-19 21:59:36,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:36,423 INFO L471 AbstractCegarLoop]: Abstraction has 694 states and 1014 transitions. [2024-11-19 21:59:36,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 11.9) internal successors, (119), 8 states have internal predecessors, (119), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1014 transitions. [2024-11-19 21:59:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-19 21:59:36,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:36,427 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:36,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-19 21:59:36,427 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:36,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:36,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1508678820, now seen corresponding path program 2 times [2024-11-19 21:59:36,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:36,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818046062] [2024-11-19 21:59:36,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:36,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-19 21:59:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:59:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-19 21:59:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-19 21:59:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-19 21:59:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-19 21:59:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-19 21:59:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-19 21:59:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-19 21:59:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-19 21:59:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-19 21:59:36,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:36,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818046062] [2024-11-19 21:59:36,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818046062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:36,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:36,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-19 21:59:36,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298120775] [2024-11-19 21:59:36,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:36,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-19 21:59:36,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:36,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-19 21:59:36,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:36,762 INFO L87 Difference]: Start difference. First operand 694 states and 1014 transitions. Second operand has 13 states, 11 states have (on average 11.181818181818182) internal successors, (123), 8 states have internal predecessors, (123), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:39,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:39,992 INFO L93 Difference]: Finished difference Result 1460 states and 2183 transitions. [2024-11-19 21:59:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-19 21:59:39,992 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 11.181818181818182) internal successors, (123), 8 states have internal predecessors, (123), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) Word has length 207 [2024-11-19 21:59:39,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:39,997 INFO L225 Difference]: With dead ends: 1460 [2024-11-19 21:59:39,997 INFO L226 Difference]: Without dead ends: 843 [2024-11-19 21:59:39,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-19 21:59:40,000 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1809 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6565 mSolverCounterSat, 759 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1810 SdHoareTripleChecker+Valid, 2821 SdHoareTripleChecker+Invalid, 7324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 759 IncrementalHoareTripleChecker+Valid, 6565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:40,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1810 Valid, 2821 Invalid, 7324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [759 Valid, 6565 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-19 21:59:40,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-11-19 21:59:40,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 696. [2024-11-19 21:59:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 696 states, 528 states have (on average 1.4602272727272727) internal successors, (771), 543 states have internal predecessors, (771), 119 states have call successors, (119), 44 states have call predecessors, (119), 48 states have return successors, (130), 117 states have call predecessors, (130), 118 states have call successors, (130) [2024-11-19 21:59:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 1020 transitions. [2024-11-19 21:59:40,064 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 1020 transitions. Word has length 207 [2024-11-19 21:59:40,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:40,065 INFO L471 AbstractCegarLoop]: Abstraction has 696 states and 1020 transitions. [2024-11-19 21:59:40,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 11.181818181818182) internal successors, (123), 8 states have internal predecessors, (123), 4 states have call successors, (32), 6 states have call predecessors, (32), 4 states have return successors, (27), 4 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-19 21:59:40,065 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1020 transitions. [2024-11-19 21:59:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-19 21:59:40,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:40,068 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:40,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-19 21:59:40,068 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:40,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:40,068 INFO L85 PathProgramCache]: Analyzing trace with hash 982404519, now seen corresponding path program 1 times [2024-11-19 21:59:40,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:40,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497676961] [2024-11-19 21:59:40,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:40,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-19 21:59:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-19 21:59:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-19 21:59:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-19 21:59:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:59:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-19 21:59:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-19 21:59:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-19 21:59:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-19 21:59:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-19 21:59:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:40,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:40,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497676961] [2024-11-19 21:59:40,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497676961] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 21:59:40,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562288125] [2024-11-19 21:59:40,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:40,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 21:59:40,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 21:59:40,393 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 21:59:40,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-19 21:59:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:40,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 1519 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 21:59:40,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 21:59:40,778 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:40,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 21:59:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:40,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562288125] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 21:59:40,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 21:59:40,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-19 21:59:40,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535279354] [2024-11-19 21:59:40,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 21:59:40,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-19 21:59:40,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:40,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-19 21:59:40,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-19 21:59:40,907 INFO L87 Difference]: Start difference. First operand 696 states and 1020 transitions. Second operand has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 7 states have internal predecessors, (167), 2 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-19 21:59:43,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:43,337 INFO L93 Difference]: Finished difference Result 1734 states and 2666 transitions. [2024-11-19 21:59:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-19 21:59:43,337 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 7 states have internal predecessors, (167), 2 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 208 [2024-11-19 21:59:43,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:43,344 INFO L225 Difference]: With dead ends: 1734 [2024-11-19 21:59:43,344 INFO L226 Difference]: Without dead ends: 1406 [2024-11-19 21:59:43,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-19 21:59:43,346 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2290 mSDsluCounter, 2109 mSDsCounter, 0 mSdLazyCounter, 3621 mSolverCounterSat, 928 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2344 SdHoareTripleChecker+Valid, 2442 SdHoareTripleChecker+Invalid, 4549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 928 IncrementalHoareTripleChecker+Valid, 3621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:43,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2344 Valid, 2442 Invalid, 4549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [928 Valid, 3621 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-19 21:59:43,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-19 21:59:43,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1235. [2024-11-19 21:59:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1235 states, 988 states have (on average 1.513157894736842) internal successors, (1495), 1003 states have internal predecessors, (1495), 198 states have call successors, (198), 44 states have call predecessors, (198), 48 states have return successors, (219), 196 states have call predecessors, (219), 197 states have call successors, (219) [2024-11-19 21:59:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 1912 transitions. [2024-11-19 21:59:43,425 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 1912 transitions. Word has length 208 [2024-11-19 21:59:43,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:43,426 INFO L471 AbstractCegarLoop]: Abstraction has 1235 states and 1912 transitions. [2024-11-19 21:59:43,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 7 states have internal predecessors, (167), 2 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-19 21:59:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1912 transitions. [2024-11-19 21:59:43,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-19 21:59:43,431 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:43,432 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:43,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-19 21:59:43,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-19 21:59:43,633 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:43,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:43,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1680058072, now seen corresponding path program 1 times [2024-11-19 21:59:43,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:43,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391532707] [2024-11-19 21:59:43,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-19 21:59:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-19 21:59:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-19 21:59:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-19 21:59:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-19 21:59:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-19 21:59:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-19 21:59:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-19 21:59:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-19 21:59:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-19 21:59:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-19 21:59:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:43,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:43,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391532707] [2024-11-19 21:59:43,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391532707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:43,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:43,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:43,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049955319] [2024-11-19 21:59:43,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:43,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:43,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:43,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:43,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:43,814 INFO L87 Difference]: Start difference. First operand 1235 states and 1912 transitions. Second operand has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:45,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:45,654 INFO L93 Difference]: Finished difference Result 2991 states and 4750 transitions. [2024-11-19 21:59:45,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:45,655 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 219 [2024-11-19 21:59:45,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:45,664 INFO L225 Difference]: With dead ends: 2991 [2024-11-19 21:59:45,664 INFO L226 Difference]: Without dead ends: 1891 [2024-11-19 21:59:45,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:45,668 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 1973 mSDsluCounter, 1110 mSDsCounter, 0 mSdLazyCounter, 1927 mSolverCounterSat, 826 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 826 IncrementalHoareTripleChecker+Valid, 1927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:45,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1991 Valid, 1417 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [826 Valid, 1927 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:45,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2024-11-19 21:59:45,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1736. [2024-11-19 21:59:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1736 states, 1410 states have (on average 1.525531914893617) internal successors, (2151), 1425 states have internal predecessors, (2151), 277 states have call successors, (277), 44 states have call predecessors, (277), 48 states have return successors, (308), 275 states have call predecessors, (308), 276 states have call successors, (308) [2024-11-19 21:59:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1736 states and 2736 transitions. [2024-11-19 21:59:45,768 INFO L78 Accepts]: Start accepts. Automaton has 1736 states and 2736 transitions. Word has length 219 [2024-11-19 21:59:45,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:45,769 INFO L471 AbstractCegarLoop]: Abstraction has 1736 states and 2736 transitions. [2024-11-19 21:59:45,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2736 transitions. [2024-11-19 21:59:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-19 21:59:45,776 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:45,776 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:45,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-19 21:59:45,777 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:45,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:45,777 INFO L85 PathProgramCache]: Analyzing trace with hash -400849272, now seen corresponding path program 1 times [2024-11-19 21:59:45,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:45,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704924224] [2024-11-19 21:59:45,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:45,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-19 21:59:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:59:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-19 21:59:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-19 21:59:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-19 21:59:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-19 21:59:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-19 21:59:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-19 21:59:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-19 21:59:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-19 21:59:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-19 21:59:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:45,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:45,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704924224] [2024-11-19 21:59:45,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704924224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:45,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:45,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:45,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59745638] [2024-11-19 21:59:45,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:45,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:45,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:45,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:45,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:45,943 INFO L87 Difference]: Start difference. First operand 1736 states and 2736 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:47,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:47,866 INFO L93 Difference]: Finished difference Result 4238 states and 6807 transitions. [2024-11-19 21:59:47,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:47,867 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 220 [2024-11-19 21:59:47,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:47,880 INFO L225 Difference]: With dead ends: 4238 [2024-11-19 21:59:47,881 INFO L226 Difference]: Without dead ends: 2700 [2024-11-19 21:59:47,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:47,886 INFO L432 NwaCegarLoop]: 299 mSDtfsCounter, 1975 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 1941 mSolverCounterSat, 812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1993 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 812 IncrementalHoareTripleChecker+Valid, 1941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:47,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1993 Valid, 1396 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [812 Valid, 1941 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:47,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2700 states. [2024-11-19 21:59:48,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2700 to 2545. [2024-11-19 21:59:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2100 states have (on average 1.5385714285714285) internal successors, (3231), 2115 states have internal predecessors, (3231), 396 states have call successors, (396), 44 states have call predecessors, (396), 48 states have return successors, (427), 394 states have call predecessors, (427), 395 states have call successors, (427) [2024-11-19 21:59:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4054 transitions. [2024-11-19 21:59:48,058 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4054 transitions. Word has length 220 [2024-11-19 21:59:48,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:48,058 INFO L471 AbstractCegarLoop]: Abstraction has 2545 states and 4054 transitions. [2024-11-19 21:59:48,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4054 transitions. [2024-11-19 21:59:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-19 21:59:48,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:48,078 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:48,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-19 21:59:48,078 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:48,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:48,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1612215361, now seen corresponding path program 1 times [2024-11-19 21:59:48,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:48,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605679758] [2024-11-19 21:59:48,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:48,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-19 21:59:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 21:59:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-19 21:59:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-19 21:59:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-19 21:59:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-19 21:59:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-19 21:59:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-19 21:59:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-19 21:59:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-19 21:59:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-19 21:59:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:48,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:48,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605679758] [2024-11-19 21:59:48,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605679758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:48,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:48,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:48,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387303846] [2024-11-19 21:59:48,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:48,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:48,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:48,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:48,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:48,260 INFO L87 Difference]: Start difference. First operand 2545 states and 4054 transitions. Second operand has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:50,222 INFO L93 Difference]: Finished difference Result 6137 states and 9964 transitions. [2024-11-19 21:59:50,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:50,223 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 221 [2024-11-19 21:59:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:50,239 INFO L225 Difference]: With dead ends: 6137 [2024-11-19 21:59:50,240 INFO L226 Difference]: Without dead ends: 3947 [2024-11-19 21:59:50,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:50,245 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1954 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1934 mSolverCounterSat, 814 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1973 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 814 IncrementalHoareTripleChecker+Valid, 1934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:50,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1973 Valid, 1358 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [814 Valid, 1934 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-19 21:59:50,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3947 states. [2024-11-19 21:59:50,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3947 to 3792. [2024-11-19 21:59:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3792 states, 3185 states have (on average 1.5494505494505495) internal successors, (4935), 3200 states have internal predecessors, (4935), 558 states have call successors, (558), 44 states have call predecessors, (558), 48 states have return successors, (605), 556 states have call predecessors, (605), 557 states have call successors, (605) [2024-11-19 21:59:50,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3792 states and 6098 transitions. [2024-11-19 21:59:50,453 INFO L78 Accepts]: Start accepts. Automaton has 3792 states and 6098 transitions. Word has length 221 [2024-11-19 21:59:50,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:50,455 INFO L471 AbstractCegarLoop]: Abstraction has 3792 states and 6098 transitions. [2024-11-19 21:59:50,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 6098 transitions. [2024-11-19 21:59:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-19 21:59:50,473 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:50,473 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:50,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-19 21:59:50,473 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:50,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:50,474 INFO L85 PathProgramCache]: Analyzing trace with hash -304508464, now seen corresponding path program 1 times [2024-11-19 21:59:50,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:50,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242476830] [2024-11-19 21:59:50,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:50,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-19 21:59:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-19 21:59:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-19 21:59:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-19 21:59:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-19 21:59:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-19 21:59:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-19 21:59:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-19 21:59:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-19 21:59:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-19 21:59:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-19 21:59:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:50,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:50,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242476830] [2024-11-19 21:59:50,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242476830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:50,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:50,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:50,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029324177] [2024-11-19 21:59:50,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:50,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:50,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:50,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:50,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:50,665 INFO L87 Difference]: Start difference. First operand 3792 states and 6098 transitions. Second operand has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:52,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:52,644 INFO L93 Difference]: Finished difference Result 9139 states and 14973 transitions. [2024-11-19 21:59:52,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:52,644 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 222 [2024-11-19 21:59:52,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:52,674 INFO L225 Difference]: With dead ends: 9139 [2024-11-19 21:59:52,674 INFO L226 Difference]: Without dead ends: 5961 [2024-11-19 21:59:52,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:52,686 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 1953 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1943 mSolverCounterSat, 814 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 814 IncrementalHoareTripleChecker+Valid, 1943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:52,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1971 Valid, 1359 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [814 Valid, 1943 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-19 21:59:52,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5961 states. [2024-11-19 21:59:52,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5961 to 5806. [2024-11-19 21:59:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5806 states, 4954 states have (on average 1.5585385547032702) internal successors, (7721), 4969 states have internal predecessors, (7721), 803 states have call successors, (803), 44 states have call predecessors, (803), 48 states have return successors, (876), 801 states have call predecessors, (876), 802 states have call successors, (876) [2024-11-19 21:59:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5806 states to 5806 states and 9400 transitions. [2024-11-19 21:59:53,026 INFO L78 Accepts]: Start accepts. Automaton has 5806 states and 9400 transitions. Word has length 222 [2024-11-19 21:59:53,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:53,026 INFO L471 AbstractCegarLoop]: Abstraction has 5806 states and 9400 transitions. [2024-11-19 21:59:53,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 5806 states and 9400 transitions. [2024-11-19 21:59:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-19 21:59:53,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:53,046 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:53,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-19 21:59:53,047 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:53,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:53,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1636212948, now seen corresponding path program 1 times [2024-11-19 21:59:53,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:53,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362923255] [2024-11-19 21:59:53,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:53,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-19 21:59:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-19 21:59:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-19 21:59:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-19 21:59:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-19 21:59:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-19 21:59:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-19 21:59:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-19 21:59:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-19 21:59:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-19 21:59:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-19 21:59:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:53,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:53,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362923255] [2024-11-19 21:59:53,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362923255] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:53,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:53,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:53,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369570862] [2024-11-19 21:59:53,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:53,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:53,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:53,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:53,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:53,215 INFO L87 Difference]: Start difference. First operand 5806 states and 9400 transitions. Second operand has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:55,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:55,189 INFO L93 Difference]: Finished difference Result 14132 states and 23271 transitions. [2024-11-19 21:59:55,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:55,190 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 223 [2024-11-19 21:59:55,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:55,223 INFO L225 Difference]: With dead ends: 14132 [2024-11-19 21:59:55,224 INFO L226 Difference]: Without dead ends: 9336 [2024-11-19 21:59:55,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:55,239 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 1962 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 820 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1980 SdHoareTripleChecker+Valid, 1422 SdHoareTripleChecker+Invalid, 2759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 820 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:55,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1980 Valid, 1422 Invalid, 2759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [820 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-19 21:59:55,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9336 states. [2024-11-19 21:59:55,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9336 to 9181. [2024-11-19 21:59:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9181 states, 7836 states have (on average 1.5562787136294027) internal successors, (12195), 7851 states have internal predecessors, (12195), 1296 states have call successors, (1296), 44 states have call predecessors, (1296), 48 states have return successors, (1413), 1294 states have call predecessors, (1413), 1295 states have call successors, (1413) [2024-11-19 21:59:55,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9181 states to 9181 states and 14904 transitions. [2024-11-19 21:59:55,694 INFO L78 Accepts]: Start accepts. Automaton has 9181 states and 14904 transitions. Word has length 223 [2024-11-19 21:59:55,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:55,695 INFO L471 AbstractCegarLoop]: Abstraction has 9181 states and 14904 transitions. [2024-11-19 21:59:55,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 9181 states and 14904 transitions. [2024-11-19 21:59:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-19 21:59:55,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:55,728 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:55,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-19 21:59:55,729 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:55,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:55,729 INFO L85 PathProgramCache]: Analyzing trace with hash -130257733, now seen corresponding path program 1 times [2024-11-19 21:59:55,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:55,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079019917] [2024-11-19 21:59:55,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-19 21:59:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-19 21:59:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-19 21:59:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-19 21:59:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-19 21:59:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-19 21:59:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-19 21:59:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-19 21:59:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-19 21:59:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-19 21:59:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-19 21:59:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:55,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:55,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079019917] [2024-11-19 21:59:55,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079019917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:55,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:55,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:55,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658903915] [2024-11-19 21:59:55,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:55,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:55,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:55,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:55,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:55,918 INFO L87 Difference]: Start difference. First operand 9181 states and 14904 transitions. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:58,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 21:59:58,010 INFO L93 Difference]: Finished difference Result 23085 states and 38147 transitions. [2024-11-19 21:59:58,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 21:59:58,010 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 224 [2024-11-19 21:59:58,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 21:59:58,069 INFO L225 Difference]: With dead ends: 23085 [2024-11-19 21:59:58,069 INFO L226 Difference]: Without dead ends: 15410 [2024-11-19 21:59:58,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 21:59:58,096 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 1970 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 1936 mSolverCounterSat, 816 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 1394 SdHoareTripleChecker+Invalid, 2752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 816 IncrementalHoareTripleChecker+Valid, 1936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 21:59:58,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1989 Valid, 1394 Invalid, 2752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [816 Valid, 1936 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 21:59:58,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15410 states. [2024-11-19 21:59:58,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15410 to 15255. [2024-11-19 21:59:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15255 states, 13088 states have (on average 1.562270782396088) internal successors, (20447), 13103 states have internal predecessors, (20447), 2118 states have call successors, (2118), 44 states have call predecessors, (2118), 48 states have return successors, (2313), 2116 states have call predecessors, (2313), 2117 states have call successors, (2313) [2024-11-19 21:59:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15255 states to 15255 states and 24878 transitions. [2024-11-19 21:59:58,763 INFO L78 Accepts]: Start accepts. Automaton has 15255 states and 24878 transitions. Word has length 224 [2024-11-19 21:59:58,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 21:59:58,764 INFO L471 AbstractCegarLoop]: Abstraction has 15255 states and 24878 transitions. [2024-11-19 21:59:58,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 21:59:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 15255 states and 24878 transitions. [2024-11-19 21:59:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-19 21:59:58,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 21:59:58,800 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 21:59:58,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-19 21:59:58,800 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 21:59:58,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 21:59:58,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1800824805, now seen corresponding path program 1 times [2024-11-19 21:59:58,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 21:59:58,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152799962] [2024-11-19 21:59:58,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 21:59:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 21:59:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 21:59:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 21:59:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 21:59:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 21:59:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 21:59:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 21:59:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 21:59:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 21:59:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 21:59:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 21:59:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 21:59:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 21:59:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 21:59:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 21:59:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 21:59:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-19 21:59:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-19 21:59:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-19 21:59:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-19 21:59:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-19 21:59:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-19 21:59:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-19 21:59:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-19 21:59:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-19 21:59:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-19 21:59:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-19 21:59:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 21:59:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 21:59:58,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 21:59:58,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152799962] [2024-11-19 21:59:58,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152799962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 21:59:58,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 21:59:58,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 21:59:58,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201606203] [2024-11-19 21:59:58,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 21:59:58,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 21:59:58,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 21:59:58,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 21:59:58,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 21:59:58,947 INFO L87 Difference]: Start difference. First operand 15255 states and 24878 transitions. Second operand has 7 states, 7 states have (on average 19.142857142857142) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 22:00:01,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 22:00:01,368 INFO L93 Difference]: Finished difference Result 36894 states and 60531 transitions. [2024-11-19 22:00:01,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 22:00:01,369 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.142857142857142) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 225 [2024-11-19 22:00:01,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 22:00:01,480 INFO L225 Difference]: With dead ends: 36894 [2024-11-19 22:00:01,480 INFO L226 Difference]: Without dead ends: 24279 [2024-11-19 22:00:01,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 22:00:01,525 INFO L432 NwaCegarLoop]: 302 mSDtfsCounter, 1979 mSDsluCounter, 1079 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 820 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1997 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 2714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 820 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-19 22:00:01,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1997 Valid, 1381 Invalid, 2714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [820 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-19 22:00:01,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24279 states. [2024-11-19 22:00:02,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24279 to 24124. [2024-11-19 22:00:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24124 states, 20754 states have (on average 1.535366676303363) internal successors, (31865), 20769 states have internal predecessors, (31865), 3321 states have call successors, (3321), 44 states have call predecessors, (3321), 48 states have return successors, (3660), 3319 states have call predecessors, (3660), 3320 states have call successors, (3660) [2024-11-19 22:00:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24124 states to 24124 states and 38846 transitions. [2024-11-19 22:00:02,544 INFO L78 Accepts]: Start accepts. Automaton has 24124 states and 38846 transitions. Word has length 225 [2024-11-19 22:00:02,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 22:00:02,545 INFO L471 AbstractCegarLoop]: Abstraction has 24124 states and 38846 transitions. [2024-11-19 22:00:02,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.142857142857142) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-19 22:00:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24124 states and 38846 transitions. [2024-11-19 22:00:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-19 22:00:02,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 22:00:02,590 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 22:00:02,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-19 22:00:02,591 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 22:00:02,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 22:00:02,591 INFO L85 PathProgramCache]: Analyzing trace with hash 409944542, now seen corresponding path program 1 times [2024-11-19 22:00:02,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 22:00:02,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779789529] [2024-11-19 22:00:02,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 22:00:02,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 22:00:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-19 22:00:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-19 22:00:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-19 22:00:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-19 22:00:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-19 22:00:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-19 22:00:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-19 22:00:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-19 22:00:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-19 22:00:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 22:00:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-19 22:00:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-19 22:00:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 22:00:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-19 22:00:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-19 22:00:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-19 22:00:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-19 22:00:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-19 22:00:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-19 22:00:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-19 22:00:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-19 22:00:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-19 22:00:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-19 22:00:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-19 22:00:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-19 22:00:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-19 22:00:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-19 22:00:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 22:00:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-19 22:00:02,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 22:00:02,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779789529] [2024-11-19 22:00:02,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779789529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 22:00:02,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 22:00:02,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 22:00:02,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419342560] [2024-11-19 22:00:02,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 22:00:02,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 22:00:02,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 22:00:02,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 22:00:02,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 22:00:02,738 INFO L87 Difference]: Start difference. First operand 24124 states and 38846 transitions. Second operand has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-19 22:00:06,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 22:00:06,018 INFO L93 Difference]: Finished difference Result 63747 states and 104219 transitions. [2024-11-19 22:00:06,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 22:00:06,019 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 219 [2024-11-19 22:00:06,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 22:00:06,205 INFO L225 Difference]: With dead ends: 63747 [2024-11-19 22:00:06,205 INFO L226 Difference]: Without dead ends: 43075 [2024-11-19 22:00:06,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-19 22:00:06,270 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 1977 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1870 mSolverCounterSat, 833 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 2703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 833 IncrementalHoareTripleChecker+Valid, 1870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-19 22:00:06,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1995 Valid, 1361 Invalid, 2703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [833 Valid, 1870 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-19 22:00:06,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43075 states.