./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec4_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 cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 15:05:59,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 15:05:59,187 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 15:05:59,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 15:05:59,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 15:05:59,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 15:05:59,218 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 15:05:59,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 15:05:59,219 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 15:05:59,221 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 15:05:59,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 15:05:59,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 15:05:59,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 15:05:59,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 15:05:59,222 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 15:05:59,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 15:05:59,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 15:05:59,223 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 15:05:59,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 15:05:59,224 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 15:05:59,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 15:05:59,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 15:05:59,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 15:05:59,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 15:05:59,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 15:05:59,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 15:05:59,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 15:05:59,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 15:05:59,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 15:05:59,226 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 15:05:59,227 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 15:05:59,227 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 15:05:59,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:05:59,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 15:05:59,228 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 15:05:59,229 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 15:05:59,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 15:05:59,230 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 [2024-11-08 15:05:59,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 15:05:59,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 15:05:59,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 15:05:59,464 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 15:05:59,464 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 15:05:59,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2024-11-08 15:06:00,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 15:06:01,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 15:06:01,184 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2024-11-08 15:06:01,210 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a65b8f0/22ca902dfc394b73a54d17d895e2cb17/FLAGa872678b2 [2024-11-08 15:06:01,494 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a65b8f0/22ca902dfc394b73a54d17d895e2cb17 [2024-11-08 15:06:01,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 15:06:01,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 15:06:01,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 15:06:01,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 15:06:01,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 15:06:01,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:06:01" (1/1) ... [2024-11-08 15:06:01,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3c1e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:01, skipping insertion in model container [2024-11-08 15:06:01,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:06:01" (1/1) ... [2024-11-08 15:06:01,577 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 15:06:01,918 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_spec4_productSimulator.cil.c[18883,18896] [2024-11-08 15:06:02,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:06:02,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 15:06:02,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] [2024-11-08 15:06:02,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [335] [2024-11-08 15:06:02,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [353] [2024-11-08 15:06:02,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [938] [2024-11-08 15:06:02,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [947] [2024-11-08 15:06:02,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2018] [2024-11-08 15:06:02,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2128] [2024-11-08 15:06:02,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2527] [2024-11-08 15:06:02,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2876] [2024-11-08 15:06:02,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [3080] [2024-11-08 15:06:02,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [3446] [2024-11-08 15:06:02,184 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_spec4_productSimulator.cil.c[18883,18896] [2024-11-08 15:06:02,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:06:02,259 INFO L204 MainTranslator]: Completed translation [2024-11-08 15:06:02,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02 WrapperNode [2024-11-08 15:06:02,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 15:06:02,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 15:06:02,261 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 15:06:02,261 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 15:06:02,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,396 INFO L138 Inliner]: procedures = 151, calls = 263, calls flagged for inlining = 67, calls inlined = 64, statements flattened = 1317 [2024-11-08 15:06:02,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 15:06:02,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 15:06:02,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 15:06:02,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 15:06:02,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,434 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,467 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]. [2024-11-08 15:06:02,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 15:06:02,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 15:06:02,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 15:06:02,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 15:06:02,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (1/1) ... [2024-11-08 15:06:02,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:06:02,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:02,580 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) [2024-11-08 15:06:02,582 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 [2024-11-08 15:06:02,617 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-08 15:06:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-08 15:06:02,617 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2024-11-08 15:06:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2024-11-08 15:06:02,617 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2024-11-08 15:06:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2024-11-08 15:06:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-08 15:06:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-08 15:06:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-08 15:06:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-08 15:06:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-08 15:06:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-08 15:06:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-08 15:06:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-08 15:06:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2024-11-08 15:06:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2024-11-08 15:06:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-08 15:06:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-08 15:06:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2024-11-08 15:06:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2024-11-08 15:06:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-08 15:06:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-08 15:06:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-08 15:06:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-08 15:06:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-08 15:06:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-08 15:06:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2024-11-08 15:06:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2024-11-08 15:06:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2024-11-08 15:06:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2024-11-08 15:06:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-08 15:06:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-08 15:06:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-08 15:06:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-08 15:06:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-08 15:06:02,621 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-08 15:06:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2024-11-08 15:06:02,623 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2024-11-08 15:06:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-08 15:06:02,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-08 15:06:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-08 15:06:02,624 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-08 15:06:02,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2024-11-08 15:06:02,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-08 15:06:02,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-08 15:06:02,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-08 15:06:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2024-11-08 15:06:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2024-11-08 15:06:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2024-11-08 15:06:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-08 15:06:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-08 15:06:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-08 15:06:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-08 15:06:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-08 15:06:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-08 15:06:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-08 15:06:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-08 15:06:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-08 15:06:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-08 15:06:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-08 15:06:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-08 15:06:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2024-11-08 15:06:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2024-11-08 15:06:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-08 15:06:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-08 15:06:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 15:06:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-08 15:06:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-08 15:06:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2024-11-08 15:06:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2024-11-08 15:06:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2024-11-08 15:06:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2024-11-08 15:06:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-08 15:06:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-08 15:06:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 15:06:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 15:06:02,798 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 15:06:02,800 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 15:06:03,696 INFO L? ?]: Removed 627 outVars from TransFormulas that were not future-live. [2024-11-08 15:06:03,696 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 15:06:03,717 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 15:06:03,717 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 15:06:03,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:06:03 BoogieIcfgContainer [2024-11-08 15:06:03,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 15:06:03,719 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 15:06:03,719 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 15:06:03,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 15:06:03,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 03:06:01" (1/3) ... [2024-11-08 15:06:03,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2068d2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:06:03, skipping insertion in model container [2024-11-08 15:06:03,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:06:02" (2/3) ... [2024-11-08 15:06:03,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2068d2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:06:03, skipping insertion in model container [2024-11-08 15:06:03,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:06:03" (3/3) ... [2024-11-08 15:06:03,724 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec4_productSimulator.cil.c [2024-11-08 15:06:03,762 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 15:06:03,762 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 15:06:03,834 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 15:06:03,840 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;@6c52ad52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 15:06:03,840 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 15:06:03,847 INFO L276 IsEmpty]: Start isEmpty. Operand has 603 states, 448 states have (on average 1.515625) internal successors, (679), 468 states have internal predecessors, (679), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-08 15:06:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 15:06:03,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:03,867 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] [2024-11-08 15:06:03,868 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:03,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:03,875 INFO L85 PathProgramCache]: Analyzing trace with hash -397219270, now seen corresponding path program 1 times [2024-11-08 15:06:03,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:03,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138806371] [2024-11-08 15:06:03,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:03,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 15:06:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:06:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 15:06:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 15:06:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:06:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 15:06:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 15:06:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:06:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 15:06:04,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:04,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138806371] [2024-11-08 15:06:04,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138806371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:04,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:04,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 15:06:04,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098068311] [2024-11-08 15:06:04,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:04,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 15:06:04,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:04,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 15:06:04,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 15:06:04,593 INFO L87 Difference]: Start difference. First operand has 603 states, 448 states have (on average 1.515625) internal successors, (679), 468 states have internal predecessors, (679), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 15:06:06,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:06,312 INFO L93 Difference]: Finished difference Result 1078 states and 1627 transitions. [2024-11-08 15:06:06,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 15:06:06,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 133 [2024-11-08 15:06:06,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:06,331 INFO L225 Difference]: With dead ends: 1078 [2024-11-08 15:06:06,332 INFO L226 Difference]: Without dead ends: 737 [2024-11-08 15:06:06,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:06:06,343 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 1372 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1078 mSolverCounterSat, 581 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 581 IncrementalHoareTripleChecker+Valid, 1078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:06,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1379 Valid, 1036 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [581 Valid, 1078 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-08 15:06:06,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2024-11-08 15:06:06,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 596. [2024-11-08 15:06:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 442 states have (on average 1.51131221719457) internal successors, (668), 461 states have internal predecessors, (668), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-08 15:06:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 887 transitions. [2024-11-08 15:06:06,479 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 887 transitions. Word has length 133 [2024-11-08 15:06:06,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:06,481 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 887 transitions. [2024-11-08 15:06:06,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 15:06:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 887 transitions. [2024-11-08 15:06:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 15:06:06,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:06,493 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] [2024-11-08 15:06:06,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 15:06:06,494 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:06,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:06,494 INFO L85 PathProgramCache]: Analyzing trace with hash -729774672, now seen corresponding path program 1 times [2024-11-08 15:06:06,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:06,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487393658] [2024-11-08 15:06:06,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:06,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 15:06:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:06:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 15:06:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 15:06:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 15:06:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 15:06:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:06:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 15:06:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 15:06:06,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:06,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487393658] [2024-11-08 15:06:06,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487393658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:06,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:06,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 15:06:06,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459031925] [2024-11-08 15:06:06,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:06,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 15:06:06,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:06,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 15:06:06,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 15:06:06,846 INFO L87 Difference]: Start difference. First operand 596 states and 887 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 15:06:09,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:09,530 INFO L93 Difference]: Finished difference Result 1297 states and 1957 transitions. [2024-11-08 15:06:09,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 15:06:09,530 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 134 [2024-11-08 15:06:09,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:09,536 INFO L225 Difference]: With dead ends: 1297 [2024-11-08 15:06:09,536 INFO L226 Difference]: Without dead ends: 737 [2024-11-08 15:06:09,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:09,538 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 1356 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 3426 mSolverCounterSat, 585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1362 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 4011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 585 IncrementalHoareTripleChecker+Valid, 3426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:09,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1362 Valid, 1783 Invalid, 4011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [585 Valid, 3426 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-08 15:06:09,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2024-11-08 15:06:09,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 596. [2024-11-08 15:06:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 442 states have (on average 1.495475113122172) internal successors, (661), 461 states have internal predecessors, (661), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-08 15:06:09,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 880 transitions. [2024-11-08 15:06:09,576 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 880 transitions. Word has length 134 [2024-11-08 15:06:09,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:09,580 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 880 transitions. [2024-11-08 15:06:09,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 15:06:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 880 transitions. [2024-11-08 15:06:09,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 15:06:09,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:09,583 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] [2024-11-08 15:06:09,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 15:06:09,583 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:09,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:09,583 INFO L85 PathProgramCache]: Analyzing trace with hash 771995739, now seen corresponding path program 1 times [2024-11-08 15:06:09,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:09,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716162330] [2024-11-08 15:06:09,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:09,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 15:06:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 15:06:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 15:06:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 15:06:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 15:06:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 15:06:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:06:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 15:06:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 15:06:09,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:09,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716162330] [2024-11-08 15:06:09,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716162330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:09,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:09,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 15:06:09,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998569363] [2024-11-08 15:06:09,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:09,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 15:06:09,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:09,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 15:06:09,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 15:06:09,771 INFO L87 Difference]: Start difference. First operand 596 states and 880 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 15:06:11,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:11,552 INFO L93 Difference]: Finished difference Result 1303 states and 1978 transitions. [2024-11-08 15:06:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:11,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 139 [2024-11-08 15:06:11,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:11,560 INFO L225 Difference]: With dead ends: 1303 [2024-11-08 15:06:11,561 INFO L226 Difference]: Without dead ends: 738 [2024-11-08 15:06:11,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:11,568 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 2059 mSDsluCounter, 668 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 731 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2086 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 731 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:11,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2086 Valid, 968 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [731 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 15:06:11,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-08 15:06:11,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 597. [2024-11-08 15:06:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 444 states have (on average 1.4842342342342343) internal successors, (659), 461 states have internal predecessors, (659), 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) [2024-11-08 15:06:11,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 874 transitions. [2024-11-08 15:06:11,649 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 874 transitions. Word has length 139 [2024-11-08 15:06:11,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:11,650 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 874 transitions. [2024-11-08 15:06:11,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 15:06:11,650 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 874 transitions. [2024-11-08 15:06:11,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 15:06:11,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:11,654 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] [2024-11-08 15:06:11,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 15:06:11,654 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:11,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:11,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1008145417, now seen corresponding path program 1 times [2024-11-08 15:06:11,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:11,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345711744] [2024-11-08 15:06:11,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:11,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 15:06:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 15:06:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 15:06:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 15:06:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 15:06:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 15:06:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:06:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 15:06:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:06:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-08 15:06:11,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:11,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345711744] [2024-11-08 15:06:11,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345711744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:11,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:11,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 15:06:11,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68885318] [2024-11-08 15:06:11,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:11,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 15:06:11,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:11,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 15:06:11,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 15:06:11,840 INFO L87 Difference]: Start difference. First operand 597 states and 874 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:06:13,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:13,212 INFO L93 Difference]: Finished difference Result 1296 states and 1952 transitions. [2024-11-08 15:06:13,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:13,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 149 [2024-11-08 15:06:13,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:13,216 INFO L225 Difference]: With dead ends: 1296 [2024-11-08 15:06:13,216 INFO L226 Difference]: Without dead ends: 735 [2024-11-08 15:06:13,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:13,218 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 2025 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 1068 mSolverCounterSat, 719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2052 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 719 IncrementalHoareTripleChecker+Valid, 1068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:13,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2052 Valid, 988 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [719 Valid, 1068 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 15:06:13,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2024-11-08 15:06:13,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 595. [2024-11-08 15:06:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 444 states have (on average 1.4774774774774775) internal successors, (656), 459 states have internal predecessors, (656), 106 states have call successors, (106), 44 states have call predecessors, (106), 44 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-08 15:06:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 867 transitions. [2024-11-08 15:06:13,257 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 867 transitions. Word has length 149 [2024-11-08 15:06:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:13,257 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 867 transitions. [2024-11-08 15:06:13,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:06:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 867 transitions. [2024-11-08 15:06:13,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 15:06:13,259 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:13,259 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] [2024-11-08 15:06:13,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 15:06:13,259 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:13,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:13,260 INFO L85 PathProgramCache]: Analyzing trace with hash 225687994, now seen corresponding path program 1 times [2024-11-08 15:06:13,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:13,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672508391] [2024-11-08 15:06:13,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:13,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-08 15:06:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 15:06:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 15:06:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:06:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 15:06:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:06:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 15:06:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:06:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-08 15:06:13,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:13,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672508391] [2024-11-08 15:06:13,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672508391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:13,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:13,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 15:06:13,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006664477] [2024-11-08 15:06:13,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:13,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 15:06:13,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:13,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 15:06:13,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 15:06:13,372 INFO L87 Difference]: Start difference. First operand 595 states and 867 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:06:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:14,812 INFO L93 Difference]: Finished difference Result 1287 states and 1905 transitions. [2024-11-08 15:06:14,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:14,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 150 [2024-11-08 15:06:14,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:14,818 INFO L225 Difference]: With dead ends: 1287 [2024-11-08 15:06:14,818 INFO L226 Difference]: Without dead ends: 738 [2024-11-08 15:06:14,819 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:14,821 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 2001 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2026 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 1831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 711 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:14,823 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2026 Valid, 918 Invalid, 1831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [711 Valid, 1120 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 15:06:14,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-08 15:06:14,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 592. [2024-11-08 15:06:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 444 states have (on average 1.4527027027027026) internal successors, (645), 454 states have internal predecessors, (645), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-08 15:06:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 850 transitions. [2024-11-08 15:06:14,857 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 850 transitions. Word has length 150 [2024-11-08 15:06:14,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:14,858 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 850 transitions. [2024-11-08 15:06:14,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-08 15:06:14,858 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 850 transitions. [2024-11-08 15:06:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-08 15:06:14,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:14,862 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] [2024-11-08 15:06:14,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 15:06:14,862 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:14,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:14,862 INFO L85 PathProgramCache]: Analyzing trace with hash -780015727, now seen corresponding path program 1 times [2024-11-08 15:06:14,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:14,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167155206] [2024-11-08 15:06:14,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:14,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 15:06:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:06:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:06:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 15:06:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:06:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:06:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 15:06:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 15:06:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 15:06:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 15:06:15,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:15,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167155206] [2024-11-08 15:06:15,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167155206] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:06:15,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495353865] [2024-11-08 15:06:15,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:15,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:06:15,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:15,276 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) [2024-11-08 15:06:15,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 15:06:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:15,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 1357 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 15:06:15,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:06:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-08 15:06:15,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:06:15,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495353865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:15,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:06:15,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-08 15:06:15,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863693427] [2024-11-08 15:06:15,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:15,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 15:06:15,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:15,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 15:06:15,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:15,633 INFO L87 Difference]: Start difference. First operand 592 states and 850 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:15,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:15,678 INFO L93 Difference]: Finished difference Result 919 states and 1301 transitions. [2024-11-08 15:06:15,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 15:06:15,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 168 [2024-11-08 15:06:15,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:15,686 INFO L225 Difference]: With dead ends: 919 [2024-11-08 15:06:15,686 INFO L226 Difference]: Without dead ends: 595 [2024-11-08 15:06:15,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:15,689 INFO L432 NwaCegarLoop]: 846 mSDtfsCounter, 1 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1690 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 [2024-11-08 15:06:15,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1690 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:06:15,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2024-11-08 15:06:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 594. [2024-11-08 15:06:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 446 states have (on average 1.4506726457399104) internal successors, (647), 456 states have internal predecessors, (647), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-08 15:06:15,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 852 transitions. [2024-11-08 15:06:15,726 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 852 transitions. Word has length 168 [2024-11-08 15:06:15,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:15,727 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 852 transitions. [2024-11-08 15:06:15,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 852 transitions. [2024-11-08 15:06:15,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-08 15:06:15,730 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:15,730 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] [2024-11-08 15:06:15,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 15:06:15,930 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 [2024-11-08 15:06:15,931 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:15,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:15,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1369416465, now seen corresponding path program 1 times [2024-11-08 15:06:15,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:15,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621675094] [2024-11-08 15:06:15,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:15,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 15:06:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:06:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:06:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 15:06:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:06:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 15:06:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 15:06:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 15:06:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 15:06:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,165 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 15:06:16,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:16,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621675094] [2024-11-08 15:06:16,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621675094] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:06:16,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290229050] [2024-11-08 15:06:16,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:16,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:06:16,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:16,167 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) [2024-11-08 15:06:16,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 15:06:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 15:06:16,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:06:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-08 15:06:16,486 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:06:16,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290229050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:16,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:06:16,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-08 15:06:16,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155984878] [2024-11-08 15:06:16,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:16,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 15:06:16,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:16,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 15:06:16,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:16,489 INFO L87 Difference]: Start difference. First operand 594 states and 852 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:16,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:16,546 INFO L93 Difference]: Finished difference Result 1208 states and 1765 transitions. [2024-11-08 15:06:16,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 15:06:16,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 176 [2024-11-08 15:06:16,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:16,551 INFO L225 Difference]: With dead ends: 1208 [2024-11-08 15:06:16,551 INFO L226 Difference]: Without dead ends: 692 [2024-11-08 15:06:16,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:16,554 INFO L432 NwaCegarLoop]: 861 mSDtfsCounter, 165 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1658 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 [2024-11-08 15:06:16,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1658 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:06:16,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2024-11-08 15:06:16,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 684. [2024-11-08 15:06:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 522 states have (on average 1.4655172413793103) internal successors, (765), 532 states have internal predecessors, (765), 117 states have call successors, (117), 44 states have call predecessors, (117), 44 states have return successors, (116), 115 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-08 15:06:16,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 998 transitions. [2024-11-08 15:06:16,608 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 998 transitions. Word has length 176 [2024-11-08 15:06:16,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:16,608 INFO L471 AbstractCegarLoop]: Abstraction has 684 states and 998 transitions. [2024-11-08 15:06:16,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 998 transitions. [2024-11-08 15:06:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-08 15:06:16,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:16,611 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] [2024-11-08 15:06:16,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 15:06:16,812 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 [2024-11-08 15:06:16,813 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:16,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:16,813 INFO L85 PathProgramCache]: Analyzing trace with hash -58708493, now seen corresponding path program 1 times [2024-11-08 15:06:16,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:16,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703710218] [2024-11-08 15:06:16,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:16,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 15:06:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 15:06:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 15:06:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 15:06:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:06:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:06:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:06:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-08 15:06:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 15:06:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 15:06:17,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:17,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703710218] [2024-11-08 15:06:17,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703710218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:06:17,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473707944] [2024-11-08 15:06:17,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:17,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:06:17,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:17,100 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) [2024-11-08 15:06:17,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 15:06:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:17,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 1376 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 15:06:17,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:06:17,559 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-08 15:06:17,560 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:06:17,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473707944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:17,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:06:17,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-11-08 15:06:17,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162320155] [2024-11-08 15:06:17,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:17,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 15:06:17,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:17,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 15:06:17,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-08 15:06:17,562 INFO L87 Difference]: Start difference. First operand 684 states and 998 transitions. Second operand has 8 states, 6 states have (on average 17.0) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:17,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:17,675 INFO L93 Difference]: Finished difference Result 1315 states and 1933 transitions. [2024-11-08 15:06:17,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 15:06:17,676 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 17.0) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 177 [2024-11-08 15:06:17,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:17,679 INFO L225 Difference]: With dead ends: 1315 [2024-11-08 15:06:17,679 INFO L226 Difference]: Without dead ends: 686 [2024-11-08 15:06:17,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-08 15:06:17,681 INFO L432 NwaCegarLoop]: 837 mSDtfsCounter, 4 mSDsluCounter, 5005 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5842 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 [2024-11-08 15:06:17,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5842 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:06:17,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-08 15:06:17,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2024-11-08 15:06:17,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 523 states have (on average 1.4646271510516253) internal successors, (766), 534 states have internal predecessors, (766), 117 states have call successors, (117), 44 states have call predecessors, (117), 45 states have return successors, (118), 115 states have call predecessors, (118), 116 states have call successors, (118) [2024-11-08 15:06:17,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 1001 transitions. [2024-11-08 15:06:17,717 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 1001 transitions. Word has length 177 [2024-11-08 15:06:17,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:17,717 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 1001 transitions. [2024-11-08 15:06:17,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 17.0) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:17,718 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1001 transitions. [2024-11-08 15:06:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-08 15:06:17,720 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:17,720 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] [2024-11-08 15:06:17,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 15:06:17,924 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 [2024-11-08 15:06:17,925 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:17,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:17,926 INFO L85 PathProgramCache]: Analyzing trace with hash -259755957, now seen corresponding path program 1 times [2024-11-08 15:06:17,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:17,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702280680] [2024-11-08 15:06:17,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:17,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 15:06:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 15:06:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 15:06:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:06:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 15:06:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 15:06:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 15:06:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 15:06:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-08 15:06:18,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:18,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702280680] [2024-11-08 15:06:18,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702280680] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:06:18,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196669823] [2024-11-08 15:06:18,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:18,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:06:18,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:18,252 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) [2024-11-08 15:06:18,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 15:06:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:18,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 15:06:18,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:06:18,756 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-08 15:06:18,758 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 15:06:18,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196669823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:18,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 15:06:18,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2024-11-08 15:06:18,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029207747] [2024-11-08 15:06:18,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:18,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 15:06:18,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:18,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 15:06:18,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:06:18,761 INFO L87 Difference]: Start difference. First operand 686 states and 1001 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:06:18,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:18,893 INFO L93 Difference]: Finished difference Result 1316 states and 1937 transitions. [2024-11-08 15:06:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 15:06:18,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 178 [2024-11-08 15:06:18,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:18,899 INFO L225 Difference]: With dead ends: 1316 [2024-11-08 15:06:18,899 INFO L226 Difference]: Without dead ends: 688 [2024-11-08 15:06:18,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:06:18,904 INFO L432 NwaCegarLoop]: 837 mSDtfsCounter, 2 mSDsluCounter, 3331 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 4168 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 [2024-11-08 15:06:18,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 4168 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 15:06:18,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2024-11-08 15:06:18,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 688. [2024-11-08 15:06:18,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 524 states have (on average 1.463740458015267) internal successors, (767), 536 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-08 15:06:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1007 transitions. [2024-11-08 15:06:18,980 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1007 transitions. Word has length 178 [2024-11-08 15:06:18,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:18,981 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1007 transitions. [2024-11-08 15:06:18,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-08 15:06:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1007 transitions. [2024-11-08 15:06:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-08 15:06:18,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:18,984 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] [2024-11-08 15:06:19,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 15:06:19,185 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 [2024-11-08 15:06:19,186 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:19,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:19,187 INFO L85 PathProgramCache]: Analyzing trace with hash -146948869, now seen corresponding path program 1 times [2024-11-08 15:06:19,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:19,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023253761] [2024-11-08 15:06:19,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:19,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 15:06:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 15:06:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 15:06:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 15:06:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 15:06:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 15:06:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 15:06:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:19,511 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 15:06:19,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:19,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023253761] [2024-11-08 15:06:19,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023253761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:19,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:19,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 15:06:19,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392673545] [2024-11-08 15:06:19,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:19,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 15:06:19,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:19,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 15:06:19,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:19,514 INFO L87 Difference]: Start difference. First operand 688 states and 1007 transitions. Second operand has 12 states, 10 states have (on average 10.0) internal successors, (100), 8 states have internal predecessors, (100), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:22,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:22,910 INFO L93 Difference]: Finished difference Result 1448 states and 2165 transitions. [2024-11-08 15:06:22,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 15:06:22,910 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.0) internal successors, (100), 8 states have internal predecessors, (100), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 179 [2024-11-08 15:06:22,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:22,915 INFO L225 Difference]: With dead ends: 1448 [2024-11-08 15:06:22,915 INFO L226 Difference]: Without dead ends: 832 [2024-11-08 15:06:22,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-08 15:06:22,916 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1819 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5844 mSolverCounterSat, 737 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1821 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 737 IncrementalHoareTripleChecker+Valid, 5844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:22,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1821 Valid, 2574 Invalid, 6581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [737 Valid, 5844 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-08 15:06:22,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2024-11-08 15:06:22,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 688. [2024-11-08 15:06:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 524 states have (on average 1.463740458015267) internal successors, (767), 536 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (122), 115 states have call predecessors, (122), 116 states have call successors, (122) [2024-11-08 15:06:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1006 transitions. [2024-11-08 15:06:22,989 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1006 transitions. Word has length 179 [2024-11-08 15:06:22,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:22,989 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1006 transitions. [2024-11-08 15:06:22,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.0) internal successors, (100), 8 states have internal predecessors, (100), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1006 transitions. [2024-11-08 15:06:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 15:06:22,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:22,992 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] [2024-11-08 15:06:22,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 15:06:22,992 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:22,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:22,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1836540781, now seen corresponding path program 2 times [2024-11-08 15:06:22,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:22,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511964196] [2024-11-08 15:06:22,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:22,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 15:06:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 15:06:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 15:06:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:06:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 15:06:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 15:06:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:06:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 15:06:23,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:23,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511964196] [2024-11-08 15:06:23,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511964196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:23,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:23,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 15:06:23,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17575677] [2024-11-08 15:06:23,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:23,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 15:06:23,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:23,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 15:06:23,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:23,264 INFO L87 Difference]: Start difference. First operand 688 states and 1006 transitions. Second operand has 12 states, 10 states have (on average 10.1) internal successors, (101), 8 states have internal predecessors, (101), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:26,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:26,140 INFO L93 Difference]: Finished difference Result 1450 states and 2168 transitions. [2024-11-08 15:06:26,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 15:06:26,140 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.1) internal successors, (101), 8 states have internal predecessors, (101), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 180 [2024-11-08 15:06:26,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:26,145 INFO L225 Difference]: With dead ends: 1450 [2024-11-08 15:06:26,145 INFO L226 Difference]: Without dead ends: 834 [2024-11-08 15:06:26,147 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-08 15:06:26,147 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1811 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5707 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1814 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 6458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 5707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:26,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1814 Valid, 2573 Invalid, 6458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 5707 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 15:06:26,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2024-11-08 15:06:26,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 690. [2024-11-08 15:06:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 538 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (124), 115 states have call predecessors, (124), 116 states have call successors, (124) [2024-11-08 15:06:26,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1009 transitions. [2024-11-08 15:06:26,188 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1009 transitions. Word has length 180 [2024-11-08 15:06:26,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:26,189 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1009 transitions. [2024-11-08 15:06:26,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.1) internal successors, (101), 8 states have internal predecessors, (101), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1009 transitions. [2024-11-08 15:06:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 15:06:26,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:26,193 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] [2024-11-08 15:06:26,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 15:06:26,194 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:26,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:26,194 INFO L85 PathProgramCache]: Analyzing trace with hash -507255486, now seen corresponding path program 1 times [2024-11-08 15:06:26,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:26,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767255210] [2024-11-08 15:06:26,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:26,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:06:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 15:06:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:06:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 15:06:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 15:06:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:06:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 15:06:26,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:26,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767255210] [2024-11-08 15:06:26,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767255210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:26,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:26,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 15:06:26,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453256405] [2024-11-08 15:06:26,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:26,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 15:06:26,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:26,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 15:06:26,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-08 15:06:26,514 INFO L87 Difference]: Start difference. First operand 690 states and 1009 transitions. Second operand has 12 states, 10 states have (on average 10.2) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:29,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:29,547 INFO L93 Difference]: Finished difference Result 1448 states and 2165 transitions. [2024-11-08 15:06:29,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 15:06:29,547 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.2) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 181 [2024-11-08 15:06:29,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:29,551 INFO L225 Difference]: With dead ends: 1448 [2024-11-08 15:06:29,552 INFO L226 Difference]: Without dead ends: 832 [2024-11-08 15:06:29,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-08 15:06:29,554 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1818 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5819 mSolverCounterSat, 742 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1820 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 742 IncrementalHoareTripleChecker+Valid, 5819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:29,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1820 Valid, 2574 Invalid, 6561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [742 Valid, 5819 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 15:06:29,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2024-11-08 15:06:29,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 690. [2024-11-08 15:06:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 538 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (124), 115 states have call predecessors, (124), 116 states have call successors, (124) [2024-11-08 15:06:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1009 transitions. [2024-11-08 15:06:29,592 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1009 transitions. Word has length 181 [2024-11-08 15:06:29,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:29,595 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1009 transitions. [2024-11-08 15:06:29,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.2) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1009 transitions. [2024-11-08 15:06:29,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 15:06:29,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:29,597 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] [2024-11-08 15:06:29,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 15:06:29,597 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:29,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:29,597 INFO L85 PathProgramCache]: Analyzing trace with hash 550582592, now seen corresponding path program 1 times [2024-11-08 15:06:29,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:29,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117134142] [2024-11-08 15:06:29,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:29,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 15:06:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 15:06:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:06:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 15:06:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 15:06:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:06:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-08 15:06:29,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:29,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117134142] [2024-11-08 15:06:29,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117134142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:29,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:29,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 15:06:29,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788763181] [2024-11-08 15:06:29,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:29,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 15:06:29,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:29,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 15:06:29,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:29,817 INFO L87 Difference]: Start difference. First operand 690 states and 1009 transitions. Second operand has 13 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:33,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:33,029 INFO L93 Difference]: Finished difference Result 1445 states and 2159 transitions. [2024-11-08 15:06:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 15:06:33,030 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 181 [2024-11-08 15:06:33,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:33,037 INFO L225 Difference]: With dead ends: 1445 [2024-11-08 15:06:33,040 INFO L226 Difference]: Without dead ends: 832 [2024-11-08 15:06:33,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-08 15:06:33,042 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1817 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6582 mSolverCounterSat, 735 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 2820 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 735 IncrementalHoareTripleChecker+Valid, 6582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:33,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1818 Valid, 2820 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [735 Valid, 6582 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 15:06:33,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2024-11-08 15:06:33,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 690. [2024-11-08 15:06:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 538 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-08 15:06:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1008 transitions. [2024-11-08 15:06:33,086 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1008 transitions. Word has length 181 [2024-11-08 15:06:33,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:33,086 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1008 transitions. [2024-11-08 15:06:33,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1008 transitions. [2024-11-08 15:06:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-08 15:06:33,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:33,088 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] [2024-11-08 15:06:33,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 15:06:33,089 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:33,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:33,089 INFO L85 PathProgramCache]: Analyzing trace with hash -2097440010, now seen corresponding path program 2 times [2024-11-08 15:06:33,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:33,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129449653] [2024-11-08 15:06:33,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:33,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 15:06:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 15:06:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:06:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 15:06:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 15:06:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 15:06:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-08 15:06:33,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:33,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129449653] [2024-11-08 15:06:33,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129449653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:33,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:33,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 15:06:33,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76249447] [2024-11-08 15:06:33,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:33,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 15:06:33,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:33,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 15:06:33,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:33,353 INFO L87 Difference]: Start difference. First operand 690 states and 1008 transitions. Second operand has 13 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:36,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:36,391 INFO L93 Difference]: Finished difference Result 1447 states and 2165 transitions. [2024-11-08 15:06:36,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 15:06:36,392 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 182 [2024-11-08 15:06:36,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:36,400 INFO L225 Difference]: With dead ends: 1447 [2024-11-08 15:06:36,400 INFO L226 Difference]: Without dead ends: 834 [2024-11-08 15:06:36,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-08 15:06:36,402 INFO L432 NwaCegarLoop]: 283 mSDtfsCounter, 1824 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6360 mSolverCounterSat, 749 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1825 SdHoareTripleChecker+Valid, 2819 SdHoareTripleChecker+Invalid, 7109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 749 IncrementalHoareTripleChecker+Valid, 6360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:36,402 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1825 Valid, 2819 Invalid, 7109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [749 Valid, 6360 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-08 15:06:36,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2024-11-08 15:06:36,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 692. [2024-11-08 15:06:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 526 states have (on average 1.461977186311787) internal successors, (769), 540 states have internal predecessors, (769), 117 states have call successors, (117), 44 states have call predecessors, (117), 48 states have return successors, (128), 115 states have call predecessors, (128), 116 states have call successors, (128) [2024-11-08 15:06:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 1014 transitions. [2024-11-08 15:06:36,474 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 1014 transitions. Word has length 182 [2024-11-08 15:06:36,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:36,474 INFO L471 AbstractCegarLoop]: Abstraction has 692 states and 1014 transitions. [2024-11-08 15:06:36,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.636363636363637) internal successors, (106), 8 states have internal predecessors, (106), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-08 15:06:36,474 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1014 transitions. [2024-11-08 15:06:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 15:06:36,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:36,476 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] [2024-11-08 15:06:36,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 15:06:36,477 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:36,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:36,477 INFO L85 PathProgramCache]: Analyzing trace with hash -363704933, now seen corresponding path program 1 times [2024-11-08 15:06:36,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:36,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127293846] [2024-11-08 15:06:36,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:36,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 15:06:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 15:06:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 15:06:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-08 15:06:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 15:06:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 15:06:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:36,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:36,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127293846] [2024-11-08 15:06:36,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127293846] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 15:06:36,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118166618] [2024-11-08 15:06:36,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:36,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 15:06:36,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:06:36,619 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) [2024-11-08 15:06:36,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 15:06:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:36,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 15:06:36,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 15:06:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:36,965 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 15:06:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:37,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118166618] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 15:06:37,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 15:06:37,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-08 15:06:37,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101632803] [2024-11-08 15:06:37,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 15:06:37,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 15:06:37,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:37,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 15:06:37,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-08 15:06:37,116 INFO L87 Difference]: Start difference. First operand 692 states and 1014 transitions. Second operand has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-08 15:06:39,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:39,176 INFO L93 Difference]: Finished difference Result 1721 states and 2648 transitions. [2024-11-08 15:06:39,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 15:06:39,176 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2024-11-08 15:06:39,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:39,186 INFO L225 Difference]: With dead ends: 1721 [2024-11-08 15:06:39,186 INFO L226 Difference]: Without dead ends: 1397 [2024-11-08 15:06:39,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 409 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:06:39,193 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 2543 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 2855 mSolverCounterSat, 915 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2597 SdHoareTripleChecker+Valid, 2072 SdHoareTripleChecker+Invalid, 3770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 915 IncrementalHoareTripleChecker+Valid, 2855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:39,193 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2597 Valid, 2072 Invalid, 3770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [915 Valid, 2855 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 15:06:39,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1397 states. [2024-11-08 15:06:39,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1397 to 1231. [2024-11-08 15:06:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1231 states, 986 states have (on average 1.5141987829614605) internal successors, (1493), 1000 states have internal predecessors, (1493), 196 states have call successors, (196), 44 states have call predecessors, (196), 48 states have return successors, (217), 194 states have call predecessors, (217), 195 states have call successors, (217) [2024-11-08 15:06:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1906 transitions. [2024-11-08 15:06:39,254 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1906 transitions. Word has length 183 [2024-11-08 15:06:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:39,254 INFO L471 AbstractCegarLoop]: Abstraction has 1231 states and 1906 transitions. [2024-11-08 15:06:39,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-08 15:06:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1906 transitions. [2024-11-08 15:06:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-08 15:06:39,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:39,258 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] [2024-11-08 15:06:39,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 15:06:39,459 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 [2024-11-08 15:06:39,460 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:39,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:39,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1715882695, now seen corresponding path program 1 times [2024-11-08 15:06:39,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:39,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581667235] [2024-11-08 15:06:39,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:39,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 15:06:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:06:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 15:06:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 15:06:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:06:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 15:06:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:39,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:39,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581667235] [2024-11-08 15:06:39,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581667235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:39,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:39,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:39,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393195511] [2024-11-08 15:06:39,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:39,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:39,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:39,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:39,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:39,601 INFO L87 Difference]: Start difference. First operand 1231 states and 1906 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:41,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:41,641 INFO L93 Difference]: Finished difference Result 2978 states and 4732 transitions. [2024-11-08 15:06:41,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:41,642 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 187 [2024-11-08 15:06:41,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:41,652 INFO L225 Difference]: With dead ends: 2978 [2024-11-08 15:06:41,652 INFO L226 Difference]: Without dead ends: 1882 [2024-11-08 15:06:41,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:41,656 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 1982 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 1909 mSolverCounterSat, 798 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2000 SdHoareTripleChecker+Valid, 1427 SdHoareTripleChecker+Invalid, 2707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 798 IncrementalHoareTripleChecker+Valid, 1909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:41,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2000 Valid, 1427 Invalid, 2707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [798 Valid, 1909 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 15:06:41,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2024-11-08 15:06:41,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1732. [2024-11-08 15:06:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1408 states have (on average 1.5262784090909092) internal successors, (2149), 1422 states have internal predecessors, (2149), 275 states have call successors, (275), 44 states have call predecessors, (275), 48 states have return successors, (306), 273 states have call predecessors, (306), 274 states have call successors, (306) [2024-11-08 15:06:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2730 transitions. [2024-11-08 15:06:41,741 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2730 transitions. Word has length 187 [2024-11-08 15:06:41,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:41,741 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2730 transitions. [2024-11-08 15:06:41,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2730 transitions. [2024-11-08 15:06:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-08 15:06:41,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:41,746 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] [2024-11-08 15:06:41,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 15:06:41,746 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:41,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:41,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1030127377, now seen corresponding path program 1 times [2024-11-08 15:06:41,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:41,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072754782] [2024-11-08 15:06:41,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:41,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 15:06:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 15:06:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 15:06:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 15:06:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:06:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 15:06:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:41,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:41,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072754782] [2024-11-08 15:06:41,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072754782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:41,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:41,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:41,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57392502] [2024-11-08 15:06:41,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:41,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:41,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:41,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:41,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:41,843 INFO L87 Difference]: Start difference. First operand 1732 states and 2730 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:43,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:43,568 INFO L93 Difference]: Finished difference Result 4225 states and 6789 transitions. [2024-11-08 15:06:43,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:43,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 188 [2024-11-08 15:06:43,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:43,578 INFO L225 Difference]: With dead ends: 4225 [2024-11-08 15:06:43,578 INFO L226 Difference]: Without dead ends: 2691 [2024-11-08 15:06:43,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:43,581 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1959 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 810 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1978 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 2674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 810 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:43,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1978 Valid, 1359 Invalid, 2674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [810 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-08 15:06:43,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2691 states. [2024-11-08 15:06:43,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2691 to 2541. [2024-11-08 15:06:43,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2541 states, 2098 states have (on average 1.5390848427073403) internal successors, (3229), 2112 states have internal predecessors, (3229), 394 states have call successors, (394), 44 states have call predecessors, (394), 48 states have return successors, (425), 392 states have call predecessors, (425), 393 states have call successors, (425) [2024-11-08 15:06:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2541 states and 4048 transitions. [2024-11-08 15:06:43,698 INFO L78 Accepts]: Start accepts. Automaton has 2541 states and 4048 transitions. Word has length 188 [2024-11-08 15:06:43,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:43,699 INFO L471 AbstractCegarLoop]: Abstraction has 2541 states and 4048 transitions. [2024-11-08 15:06:43,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 4048 transitions. [2024-11-08 15:06:43,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-08 15:06:43,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:43,706 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] [2024-11-08 15:06:43,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 15:06:43,706 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:43,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:43,707 INFO L85 PathProgramCache]: Analyzing trace with hash 907557664, now seen corresponding path program 1 times [2024-11-08 15:06:43,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:43,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542473613] [2024-11-08 15:06:43,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:43,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 15:06:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 15:06:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 15:06:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 15:06:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 15:06:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 15:06:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:43,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:43,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542473613] [2024-11-08 15:06:43,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542473613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:43,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:43,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:43,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827308504] [2024-11-08 15:06:43,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:43,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:43,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:43,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:43,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:43,803 INFO L87 Difference]: Start difference. First operand 2541 states and 4048 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:45,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:45,726 INFO L93 Difference]: Finished difference Result 6124 states and 9946 transitions. [2024-11-08 15:06:45,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:45,727 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 189 [2024-11-08 15:06:45,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:45,752 INFO L225 Difference]: With dead ends: 6124 [2024-11-08 15:06:45,752 INFO L226 Difference]: Without dead ends: 3938 [2024-11-08 15:06:45,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:45,756 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1950 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1899 mSolverCounterSat, 789 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1969 SdHoareTripleChecker+Valid, 1356 SdHoareTripleChecker+Invalid, 2688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 789 IncrementalHoareTripleChecker+Valid, 1899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:45,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1969 Valid, 1356 Invalid, 2688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [789 Valid, 1899 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 15:06:45,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3938 states. [2024-11-08 15:06:45,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3938 to 3788. [2024-11-08 15:06:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3788 states, 3183 states have (on average 1.5497957901350927) internal successors, (4933), 3197 states have internal predecessors, (4933), 556 states have call successors, (556), 44 states have call predecessors, (556), 48 states have return successors, (603), 554 states have call predecessors, (603), 555 states have call successors, (603) [2024-11-08 15:06:45,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 3788 states and 6092 transitions. [2024-11-08 15:06:45,883 INFO L78 Accepts]: Start accepts. Automaton has 3788 states and 6092 transitions. Word has length 189 [2024-11-08 15:06:45,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:45,883 INFO L471 AbstractCegarLoop]: Abstraction has 3788 states and 6092 transitions. [2024-11-08 15:06:45,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:45,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 6092 transitions. [2024-11-08 15:06:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-08 15:06:45,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:45,894 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] [2024-11-08 15:06:45,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 15:06:45,894 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:45,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:45,894 INFO L85 PathProgramCache]: Analyzing trace with hash -985201319, now seen corresponding path program 1 times [2024-11-08 15:06:45,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:45,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416936965] [2024-11-08 15:06:45,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:45,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:45,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 15:06:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:06:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-08 15:06:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 15:06:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 15:06:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 15:06:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:46,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:46,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416936965] [2024-11-08 15:06:46,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416936965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:46,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:46,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:46,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720116143] [2024-11-08 15:06:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:46,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:46,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:46,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:46,010 INFO L87 Difference]: Start difference. First operand 3788 states and 6092 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:47,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:47,731 INFO L93 Difference]: Finished difference Result 9126 states and 14955 transitions. [2024-11-08 15:06:47,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:47,732 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 190 [2024-11-08 15:06:47,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:47,761 INFO L225 Difference]: With dead ends: 9126 [2024-11-08 15:06:47,761 INFO L226 Difference]: Without dead ends: 5952 [2024-11-08 15:06:47,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:47,769 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 1969 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1873 mSolverCounterSat, 802 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1987 SdHoareTripleChecker+Valid, 1357 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 802 IncrementalHoareTripleChecker+Valid, 1873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:47,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1987 Valid, 1357 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [802 Valid, 1873 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-08 15:06:47,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5952 states. [2024-11-08 15:06:47,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5952 to 5802. [2024-11-08 15:06:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5802 states, 4952 states have (on average 1.5587641357027464) internal successors, (7719), 4966 states have internal predecessors, (7719), 801 states have call successors, (801), 44 states have call predecessors, (801), 48 states have return successors, (874), 799 states have call predecessors, (874), 800 states have call successors, (874) [2024-11-08 15:06:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5802 states to 5802 states and 9394 transitions. [2024-11-08 15:06:48,002 INFO L78 Accepts]: Start accepts. Automaton has 5802 states and 9394 transitions. Word has length 190 [2024-11-08 15:06:48,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:48,003 INFO L471 AbstractCegarLoop]: Abstraction has 5802 states and 9394 transitions. [2024-11-08 15:06:48,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 5802 states and 9394 transitions. [2024-11-08 15:06:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-08 15:06:48,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:48,015 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] [2024-11-08 15:06:48,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 15:06:48,016 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:48,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:48,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1995499829, now seen corresponding path program 1 times [2024-11-08 15:06:48,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:48,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477820996] [2024-11-08 15:06:48,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:48,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 15:06:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:06:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 15:06:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 15:06:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 15:06:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 15:06:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:48,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:48,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477820996] [2024-11-08 15:06:48,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477820996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:48,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:48,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:48,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385965560] [2024-11-08 15:06:48,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:48,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:48,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:48,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:48,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:48,149 INFO L87 Difference]: Start difference. First operand 5802 states and 9394 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:49,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:49,931 INFO L93 Difference]: Finished difference Result 14119 states and 23253 transitions. [2024-11-08 15:06:49,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:49,931 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 191 [2024-11-08 15:06:49,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:49,973 INFO L225 Difference]: With dead ends: 14119 [2024-11-08 15:06:49,974 INFO L226 Difference]: Without dead ends: 9327 [2024-11-08 15:06:49,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:49,986 INFO L432 NwaCegarLoop]: 303 mSDtfsCounter, 1952 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 1883 mSolverCounterSat, 811 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 2694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 811 IncrementalHoareTripleChecker+Valid, 1883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:49,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1971 Valid, 1409 Invalid, 2694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [811 Valid, 1883 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 15:06:49,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9327 states. [2024-11-08 15:06:50,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9327 to 9177. [2024-11-08 15:06:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9177 states, 7834 states have (on average 1.5564207301506254) internal successors, (12193), 7848 states have internal predecessors, (12193), 1294 states have call successors, (1294), 44 states have call predecessors, (1294), 48 states have return successors, (1411), 1292 states have call predecessors, (1411), 1293 states have call successors, (1411) [2024-11-08 15:06:50,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9177 states to 9177 states and 14898 transitions. [2024-11-08 15:06:50,345 INFO L78 Accepts]: Start accepts. Automaton has 9177 states and 14898 transitions. Word has length 191 [2024-11-08 15:06:50,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:50,346 INFO L471 AbstractCegarLoop]: Abstraction has 9177 states and 14898 transitions. [2024-11-08 15:06:50,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 9177 states and 14898 transitions. [2024-11-08 15:06:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-08 15:06:50,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:50,360 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] [2024-11-08 15:06:50,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 15:06:50,360 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:50,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:50,361 INFO L85 PathProgramCache]: Analyzing trace with hash -181344444, now seen corresponding path program 1 times [2024-11-08 15:06:50,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:50,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920965028] [2024-11-08 15:06:50,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:50,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 15:06:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:06:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 15:06:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 15:06:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 15:06:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-08 15:06:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:50,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:50,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920965028] [2024-11-08 15:06:50,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920965028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:50,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:50,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:50,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595247923] [2024-11-08 15:06:50,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:50,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:50,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:50,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:50,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:50,511 INFO L87 Difference]: Start difference. First operand 9177 states and 14898 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:52,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:52,406 INFO L93 Difference]: Finished difference Result 23072 states and 38129 transitions. [2024-11-08 15:06:52,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:52,407 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 192 [2024-11-08 15:06:52,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:52,500 INFO L225 Difference]: With dead ends: 23072 [2024-11-08 15:06:52,500 INFO L226 Difference]: Without dead ends: 15401 [2024-11-08 15:06:52,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:52,543 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 1948 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 1884 mSolverCounterSat, 807 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 807 IncrementalHoareTripleChecker+Valid, 1884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:52,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1966 Valid, 1361 Invalid, 2691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [807 Valid, 1884 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-08 15:06:52,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15401 states. [2024-11-08 15:06:52,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15401 to 15251. [2024-11-08 15:06:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15251 states, 13086 states have (on average 1.5623567171022468) internal successors, (20445), 13100 states have internal predecessors, (20445), 2116 states have call successors, (2116), 44 states have call predecessors, (2116), 48 states have return successors, (2311), 2114 states have call predecessors, (2311), 2115 states have call successors, (2311) [2024-11-08 15:06:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15251 states to 15251 states and 24872 transitions. [2024-11-08 15:06:52,997 INFO L78 Accepts]: Start accepts. Automaton has 15251 states and 24872 transitions. Word has length 192 [2024-11-08 15:06:52,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:52,998 INFO L471 AbstractCegarLoop]: Abstraction has 15251 states and 24872 transitions. [2024-11-08 15:06:52,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:52,998 INFO L276 IsEmpty]: Start isEmpty. Operand 15251 states and 24872 transitions. [2024-11-08 15:06:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-08 15:06:53,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:53,012 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] [2024-11-08 15:06:53,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 15:06:53,014 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:53,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:53,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1919254908, now seen corresponding path program 1 times [2024-11-08 15:06:53,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:53,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872457165] [2024-11-08 15:06:53,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 15:06:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 15:06:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-08 15:06:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 15:06:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 15:06:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 15:06:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:53,119 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:53,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:53,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872457165] [2024-11-08 15:06:53,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872457165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:53,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:53,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:53,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500511803] [2024-11-08 15:06:53,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:53,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:53,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:53,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:53,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:53,121 INFO L87 Difference]: Start difference. First operand 15251 states and 24872 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:55,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:55,097 INFO L93 Difference]: Finished difference Result 36881 states and 60513 transitions. [2024-11-08 15:06:55,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:55,099 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 193 [2024-11-08 15:06:55,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:55,170 INFO L225 Difference]: With dead ends: 36881 [2024-11-08 15:06:55,170 INFO L226 Difference]: Without dead ends: 24270 [2024-11-08 15:06:55,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:55,199 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 1963 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1982 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 2712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:55,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1982 Valid, 1354 Invalid, 2712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 15:06:55,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24270 states. [2024-11-08 15:06:56,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24270 to 24120. [2024-11-08 15:06:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24120 states, 20752 states have (on average 1.5354182729375483) internal successors, (31863), 20766 states have internal predecessors, (31863), 3319 states have call successors, (3319), 44 states have call predecessors, (3319), 48 states have return successors, (3658), 3317 states have call predecessors, (3658), 3318 states have call successors, (3658) [2024-11-08 15:06:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24120 states to 24120 states and 38840 transitions. [2024-11-08 15:06:56,109 INFO L78 Accepts]: Start accepts. Automaton has 24120 states and 38840 transitions. Word has length 193 [2024-11-08 15:06:56,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:06:56,110 INFO L471 AbstractCegarLoop]: Abstraction has 24120 states and 38840 transitions. [2024-11-08 15:06:56,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:56,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24120 states and 38840 transitions. [2024-11-08 15:06:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-08 15:06:56,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:06:56,130 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] [2024-11-08 15:06:56,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 15:06:56,131 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:06:56,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:06:56,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1708153172, now seen corresponding path program 1 times [2024-11-08 15:06:56,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:06:56,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611388199] [2024-11-08 15:06:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:06:56,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:06:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:06:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:06:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:06:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:06:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:06:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:06:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:06:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:06:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:06:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:06:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:06:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:06:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:06:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:06:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:06:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 15:06:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 15:06:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 15:06:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 15:06:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 15:06:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 15:06:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:06:56,356 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:06:56,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:06:56,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611388199] [2024-11-08 15:06:56,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611388199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:06:56,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:06:56,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:06:56,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117277204] [2024-11-08 15:06:56,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:06:56,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:06:56,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:06:56,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:06:56,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:06:56,358 INFO L87 Difference]: Start difference. First operand 24120 states and 38840 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:06:58,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:06:58,680 INFO L93 Difference]: Finished difference Result 63734 states and 104201 transitions. [2024-11-08 15:06:58,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:06:58,680 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 194 [2024-11-08 15:06:58,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:06:58,803 INFO L225 Difference]: With dead ends: 63734 [2024-11-08 15:06:58,804 INFO L226 Difference]: Without dead ends: 43066 [2024-11-08 15:06:58,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:06:58,849 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1948 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 811 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 1360 SdHoareTripleChecker+Invalid, 2697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 811 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 15:06:58,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1967 Valid, 1360 Invalid, 2697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [811 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 15:06:58,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43066 states. [2024-11-08 15:07:00,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43066 to 42916. [2024-11-08 15:07:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42916 states, 37098 states have (on average 1.5354736104372204) internal successors, (56963), 37112 states have internal predecessors, (56963), 5769 states have call successors, (5769), 44 states have call predecessors, (5769), 48 states have return successors, (6382), 5767 states have call predecessors, (6382), 5768 states have call successors, (6382) [2024-11-08 15:07:00,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42916 states to 42916 states and 69114 transitions. [2024-11-08 15:07:00,573 INFO L78 Accepts]: Start accepts. Automaton has 42916 states and 69114 transitions. Word has length 194 [2024-11-08 15:07:00,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:07:00,574 INFO L471 AbstractCegarLoop]: Abstraction has 42916 states and 69114 transitions. [2024-11-08 15:07:00,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:07:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 42916 states and 69114 transitions. [2024-11-08 15:07:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-08 15:07:00,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:07:00,596 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] [2024-11-08 15:07:00,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 15:07:00,596 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:07:00,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:07:00,596 INFO L85 PathProgramCache]: Analyzing trace with hash -737273873, now seen corresponding path program 1 times [2024-11-08 15:07:00,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:07:00,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833052717] [2024-11-08 15:07:00,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:07:00,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:07:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:07:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:07:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:07:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:07:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:07:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:07:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:07:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:07:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:07:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:07:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:07:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:07:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:07:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:07:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 15:07:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 15:07:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 15:07:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 15:07:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 15:07:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 15:07:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:07:00,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:07:00,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833052717] [2024-11-08 15:07:00,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833052717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:07:00,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:07:00,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:07:00,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137481165] [2024-11-08 15:07:00,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:07:00,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:07:00,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:07:00,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:07:00,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:07:00,728 INFO L87 Difference]: Start difference. First operand 42916 states and 69114 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:07:04,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:07:04,600 INFO L93 Difference]: Finished difference Result 116396 states and 190155 transitions. [2024-11-08 15:07:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:07:04,600 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 195 [2024-11-08 15:07:04,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:07:04,814 INFO L225 Difference]: With dead ends: 116396 [2024-11-08 15:07:04,814 INFO L226 Difference]: Without dead ends: 78108 [2024-11-08 15:07:04,880 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:07:04,881 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 1943 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 809 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1961 SdHoareTripleChecker+Valid, 1369 SdHoareTripleChecker+Invalid, 2688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 809 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 15:07:04,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1961 Valid, 1369 Invalid, 2688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [809 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 15:07:04,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78108 states. [2024-11-08 15:07:07,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78108 to 77958. [2024-11-08 15:07:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77958 states, 67627 states have (on average 1.5391042039422125) internal successors, (104085), 67641 states have internal predecessors, (104085), 10282 states have call successors, (10282), 44 states have call predecessors, (10282), 48 states have return successors, (11427), 10280 states have call predecessors, (11427), 10281 states have call successors, (11427) [2024-11-08 15:07:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77958 states to 77958 states and 125794 transitions. [2024-11-08 15:07:07,506 INFO L78 Accepts]: Start accepts. Automaton has 77958 states and 125794 transitions. Word has length 195 [2024-11-08 15:07:07,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:07:07,506 INFO L471 AbstractCegarLoop]: Abstraction has 77958 states and 125794 transitions. [2024-11-08 15:07:07,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:07:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 77958 states and 125794 transitions. [2024-11-08 15:07:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-08 15:07:07,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:07:07,530 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] [2024-11-08 15:07:07,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 15:07:07,531 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:07:07,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:07:07,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1968242802, now seen corresponding path program 1 times [2024-11-08 15:07:07,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:07:07,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530375113] [2024-11-08 15:07:07,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:07:07,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:07:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:07:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:07:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:07:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:07:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:07:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:07:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:07:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:07:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:07:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:07:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:07:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:07:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:07:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:07:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 15:07:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 15:07:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 15:07:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 15:07:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 15:07:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 15:07:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:07:07,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:07:07,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530375113] [2024-11-08 15:07:07,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530375113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:07:07,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:07:07,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 15:07:07,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787199074] [2024-11-08 15:07:07,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:07:07,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 15:07:07,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:07:07,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 15:07:07,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 15:07:07,928 INFO L87 Difference]: Start difference. First operand 77958 states and 125794 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:07:12,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:07:12,528 INFO L93 Difference]: Finished difference Result 145857 states and 239416 transitions. [2024-11-08 15:07:12,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 15:07:12,528 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 196 [2024-11-08 15:07:12,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:07:13,079 INFO L225 Difference]: With dead ends: 145857 [2024-11-08 15:07:13,080 INFO L226 Difference]: Without dead ends: 145533 [2024-11-08 15:07:13,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-08 15:07:13,133 INFO L432 NwaCegarLoop]: 298 mSDtfsCounter, 1954 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 1908 mSolverCounterSat, 799 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 2707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 799 IncrementalHoareTripleChecker+Valid, 1908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 15:07:13,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1971 Valid, 1400 Invalid, 2707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [799 Valid, 1908 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 15:07:13,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145533 states. [2024-11-08 15:07:17,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145533 to 145383. [2024-11-08 15:07:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145383 states, 126684 states have (on average 1.5382052982223484) internal successors, (194866), 126698 states have internal predecessors, (194866), 18650 states have call successors, (18650), 44 states have call predecessors, (18650), 48 states have return successors, (20841), 18648 states have call predecessors, (20841), 18649 states have call successors, (20841) [2024-11-08 15:07:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145383 states to 145383 states and 234357 transitions. [2024-11-08 15:07:18,738 INFO L78 Accepts]: Start accepts. Automaton has 145383 states and 234357 transitions. Word has length 196 [2024-11-08 15:07:18,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:07:18,739 INFO L471 AbstractCegarLoop]: Abstraction has 145383 states and 234357 transitions. [2024-11-08 15:07:18,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 15:07:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 145383 states and 234357 transitions. [2024-11-08 15:07:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-08 15:07:18,805 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:07:18,806 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] [2024-11-08 15:07:18,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 15:07:18,806 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:07:18,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:07:18,807 INFO L85 PathProgramCache]: Analyzing trace with hash 920701159, now seen corresponding path program 1 times [2024-11-08 15:07:18,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:07:18,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720512334] [2024-11-08 15:07:18,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:07:18,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:07:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:07:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 15:07:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 15:07:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 15:07:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 15:07:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 15:07:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:07:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 15:07:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 15:07:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 15:07:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 15:07:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 15:07:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 15:07:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:07:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 15:07:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 15:07:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 15:07:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 15:07:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-08 15:07:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 15:07:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 15:07:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:07:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 15:07:19,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:07:19,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720512334] [2024-11-08 15:07:19,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720512334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:07:19,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:07:19,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 15:07:19,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477987403] [2024-11-08 15:07:19,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:07:19,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 15:07:19,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:07:19,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 15:07:19,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-08 15:07:19,109 INFO L87 Difference]: Start difference. First operand 145383 states and 234357 transitions. Second operand has 10 states, 10 states have (on average 11.6) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23)