./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.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 b9d5581bc5c458c0b8250652569dd3286beeda44b685a7a0cdda121612582c0c --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 02:52:19,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 02:52:19,498 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 02:52:19,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 02:52:19,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 02:52:19,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 02:52:19,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 02:52:19,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 02:52:19,538 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 02:52:19,540 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 02:52:19,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 02:52:19,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 02:52:19,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 02:52:19,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 02:52:19,542 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 02:52:19,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 02:52:19,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 02:52:19,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 02:52:19,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 02:52:19,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 02:52:19,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 02:52:19,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 02:52:19,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 02:52:19,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 02:52:19,550 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 02:52:19,550 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 02:52:19,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 02:52:19,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 02:52:19,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 02:52:19,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 02:52:19,552 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 02:52:19,552 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 02:52:19,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 02:52:19,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 02:52:19,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 02:52:19,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 02:52:19,556 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 02:52:19,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 02:52:19,556 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 02:52:19,557 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 02:52:19,557 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 02:52:19,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 02:52:19,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9d5581bc5c458c0b8250652569dd3286beeda44b685a7a0cdda121612582c0c [2024-10-14 02:52:19,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 02:52:19,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 02:52:19,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 02:52:19,884 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 02:52:19,884 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 02:52:19,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c [2024-10-14 02:52:21,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 02:52:21,635 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 02:52:21,635 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c [2024-10-14 02:52:21,658 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543f8d8ef/5540a1ab428c42108616985e43707767/FLAG98247a875 [2024-10-14 02:52:21,896 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543f8d8ef/5540a1ab428c42108616985e43707767 [2024-10-14 02:52:21,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 02:52:21,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 02:52:21,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 02:52:21,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 02:52:21,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 02:52:21,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:21" (1/1) ... [2024-10-14 02:52:21,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4a0526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21, skipping insertion in model container [2024-10-14 02:52:21,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:21" (1/1) ... [2024-10-14 02:52:21,973 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 02:52:22,136 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c[1543,1556] [2024-10-14 02:52:22,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 02:52:22,545 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 02:52:22,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-10-14 02:52:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [57] [2024-10-14 02:52:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [389] [2024-10-14 02:52:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1458] [2024-10-14 02:52:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1493] [2024-10-14 02:52:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [1859] [2024-10-14 02:52:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1879] [2024-10-14 02:52:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1896] [2024-10-14 02:52:22,560 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2211] [2024-10-14 02:52:22,560 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2615] [2024-10-14 02:52:22,561 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2718] [2024-10-14 02:52:22,564 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c[1543,1556] [2024-10-14 02:52:22,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 02:52:22,691 INFO L204 MainTranslator]: Completed translation [2024-10-14 02:52:22,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22 WrapperNode [2024-10-14 02:52:22,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 02:52:22,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 02:52:22,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 02:52:22,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 02:52:22,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,781 INFO L138 Inliner]: procedures = 128, calls = 196, calls flagged for inlining = 54, calls inlined = 49, statements flattened = 972 [2024-10-14 02:52:22,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 02:52:22,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 02:52:22,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 02:52:22,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 02:52:22,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,803 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,832 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-10-14 02:52:22,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 02:52:22,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 02:52:22,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 02:52:22,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 02:52:22,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (1/1) ... [2024-10-14 02:52:22,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 02:52:22,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:22,932 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) [2024-10-14 02:52:22,939 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 [2024-10-14 02:52:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-10-14 02:52:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-10-14 02:52:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-10-14 02:52:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-10-14 02:52:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-10-14 02:52:23,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-10-14 02:52:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-10-14 02:52:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-10-14 02:52:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-10-14 02:52:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-10-14 02:52:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-10-14 02:52:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-10-14 02:52:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-10-14 02:52:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-10-14 02:52:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-10-14 02:52:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-10-14 02:52:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-10-14 02:52:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-10-14 02:52:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-10-14 02:52:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-10-14 02:52:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-10-14 02:52:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-10-14 02:52:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-10-14 02:52:23,028 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-10-14 02:52:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-10-14 02:52:23,028 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-10-14 02:52:23,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-10-14 02:52:23,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 02:52:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 02:52:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 02:52:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 02:52:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-10-14 02:52:23,035 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-10-14 02:52:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-10-14 02:52:23,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-10-14 02:52:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 02:52:23,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 02:52:23,291 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 02:52:23,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 02:52:24,192 INFO L? ?]: Removed 489 outVars from TransFormulas that were not future-live. [2024-10-14 02:52:24,195 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 02:52:24,297 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 02:52:24,300 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 02:52:24,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:24 BoogieIcfgContainer [2024-10-14 02:52:24,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 02:52:24,302 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 02:52:24,302 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 02:52:24,306 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 02:52:24,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 02:52:21" (1/3) ... [2024-10-14 02:52:24,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6ccc33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:52:24, skipping insertion in model container [2024-10-14 02:52:24,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:22" (2/3) ... [2024-10-14 02:52:24,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6ccc33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:52:24, skipping insertion in model container [2024-10-14 02:52:24,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:24" (3/3) ... [2024-10-14 02:52:24,308 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product20.cil.c [2024-10-14 02:52:24,324 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 02:52:24,325 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 02:52:24,409 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 02:52:24,415 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;@6f7bcf79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 02:52:24,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 02:52:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 342 states, 263 states have (on average 1.6311787072243347) internal successors, (429), 268 states have internal predecessors, (429), 54 states have call successors, (54), 23 states have call predecessors, (54), 23 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-10-14 02:52:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-14 02:52:24,451 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:24,453 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:24,454 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:24,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:24,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1683179686, now seen corresponding path program 1 times [2024-10-14 02:52:24,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:24,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33371778] [2024-10-14 02:52:24,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:24,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 02:52:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 02:52:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 02:52:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 02:52:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 02:52:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 02:52:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 02:52:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 02:52:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 02:52:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 02:52:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 02:52:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 02:52:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 02:52:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-10-14 02:52:25,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:25,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33371778] [2024-10-14 02:52:25,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33371778] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:25,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407238621] [2024-10-14 02:52:25,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:25,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:25,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:25,371 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) [2024-10-14 02:52:25,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 02:52:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:25,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 02:52:25,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-10-14 02:52:25,793 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 02:52:25,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407238621] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:25,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 02:52:25,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-10-14 02:52:25,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117316412] [2024-10-14 02:52:25,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:25,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 02:52:25,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:25,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 02:52:25,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-14 02:52:25,835 INFO L87 Difference]: Start difference. First operand has 342 states, 263 states have (on average 1.6311787072243347) internal successors, (429), 268 states have internal predecessors, (429), 54 states have call successors, (54), 23 states have call predecessors, (54), 23 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:25,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:25,918 INFO L93 Difference]: Finished difference Result 500 states and 773 transitions. [2024-10-14 02:52:25,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 02:52:25,921 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 128 [2024-10-14 02:52:25,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:25,942 INFO L225 Difference]: With dead ends: 500 [2024-10-14 02:52:25,942 INFO L226 Difference]: Without dead ends: 339 [2024-10-14 02:52:25,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-14 02:52:25,953 INFO L432 NwaCegarLoop]: 519 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:25,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 519 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 02:52:25,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-10-14 02:52:26,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 339. [2024-10-14 02:52:26,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 261 states have (on average 1.6168582375478928) internal successors, (422), 265 states have internal predecessors, (422), 54 states have call successors, (54), 23 states have call predecessors, (54), 23 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2024-10-14 02:52:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 529 transitions. [2024-10-14 02:52:26,026 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 529 transitions. Word has length 128 [2024-10-14 02:52:26,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:26,028 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 529 transitions. [2024-10-14 02:52:26,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:26,028 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 529 transitions. [2024-10-14 02:52:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-10-14 02:52:26,034 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:26,035 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:26,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 02:52:26,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-10-14 02:52:26,238 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:26,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:26,238 INFO L85 PathProgramCache]: Analyzing trace with hash 2059467268, now seen corresponding path program 1 times [2024-10-14 02:52:26,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:26,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608677767] [2024-10-14 02:52:26,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:26,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 02:52:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 02:52:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 02:52:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 02:52:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 02:52:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 02:52:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 02:52:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 02:52:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 02:52:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 02:52:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,564 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-14 02:52:26,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:26,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608677767] [2024-10-14 02:52:26,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608677767] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:26,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869267693] [2024-10-14 02:52:26,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:26,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:26,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:26,569 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) [2024-10-14 02:52:26,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 02:52:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:26,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-14 02:52:26,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-14 02:52:26,898 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 02:52:26,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869267693] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:26,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 02:52:26,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-10-14 02:52:26,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830683719] [2024-10-14 02:52:26,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:26,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 02:52:26,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:26,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 02:52:26,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 02:52:26,902 INFO L87 Difference]: Start difference. First operand 339 states and 529 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:26,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:26,984 INFO L93 Difference]: Finished difference Result 496 states and 757 transitions. [2024-10-14 02:52:26,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 02:52:26,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 111 [2024-10-14 02:52:26,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:26,994 INFO L225 Difference]: With dead ends: 496 [2024-10-14 02:52:26,994 INFO L226 Difference]: Without dead ends: 341 [2024-10-14 02:52:26,995 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 02:52:26,996 INFO L432 NwaCegarLoop]: 516 mSDtfsCounter, 0 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:26,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1031 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 02:52:27,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-10-14 02:52:27,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 341. [2024-10-14 02:52:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 263 states have (on average 1.6121673003802282) internal successors, (424), 267 states have internal predecessors, (424), 54 states have call successors, (54), 23 states have call predecessors, (54), 23 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2024-10-14 02:52:27,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 531 transitions. [2024-10-14 02:52:27,044 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 531 transitions. Word has length 111 [2024-10-14 02:52:27,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:27,045 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 531 transitions. [2024-10-14 02:52:27,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 531 transitions. [2024-10-14 02:52:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-10-14 02:52:27,050 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:27,050 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:27,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-14 02:52:27,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-14 02:52:27,251 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:27,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:27,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1951669116, now seen corresponding path program 1 times [2024-10-14 02:52:27,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:27,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162783628] [2024-10-14 02:52:27,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:27,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 02:52:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 02:52:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 02:52:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 02:52:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 02:52:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 02:52:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 02:52:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 02:52:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 02:52:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:52:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-14 02:52:27,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:27,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162783628] [2024-10-14 02:52:27,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162783628] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:27,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1397991482] [2024-10-14 02:52:27,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:27,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:27,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:27,544 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) [2024-10-14 02:52:27,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 02:52:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:27,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 02:52:27,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:27,842 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-14 02:52:27,842 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 02:52:27,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1397991482] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:27,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 02:52:27,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-10-14 02:52:27,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699036784] [2024-10-14 02:52:27,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:27,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 02:52:27,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:27,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 02:52:27,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 02:52:27,845 INFO L87 Difference]: Start difference. First operand 341 states and 531 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:27,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:27,900 INFO L93 Difference]: Finished difference Result 730 states and 1154 transitions. [2024-10-14 02:52:27,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 02:52:27,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 118 [2024-10-14 02:52:27,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:27,905 INFO L225 Difference]: With dead ends: 730 [2024-10-14 02:52:27,907 INFO L226 Difference]: Without dead ends: 411 [2024-10-14 02:52:27,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 02:52:27,910 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 129 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 1004 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:27,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 1004 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 02:52:27,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-10-14 02:52:27,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 406. [2024-10-14 02:52:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 314 states have (on average 1.627388535031847) internal successors, (511), 318 states have internal predecessors, (511), 68 states have call successors, (68), 23 states have call predecessors, (68), 23 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-14 02:52:27,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 646 transitions. [2024-10-14 02:52:27,943 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 646 transitions. Word has length 118 [2024-10-14 02:52:27,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:27,943 INFO L471 AbstractCegarLoop]: Abstraction has 406 states and 646 transitions. [2024-10-14 02:52:27,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:27,944 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 646 transitions. [2024-10-14 02:52:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-10-14 02:52:27,949 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:27,949 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:27,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 02:52:28,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:28,154 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:28,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:28,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1076282976, now seen corresponding path program 1 times [2024-10-14 02:52:28,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:28,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412676290] [2024-10-14 02:52:28,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:28,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 02:52:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 02:52:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 02:52:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 02:52:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 02:52:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 02:52:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 02:52:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 02:52:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 02:52:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 02:52:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:52:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 02:52:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 02:52:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,440 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-14 02:52:28,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:28,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412676290] [2024-10-14 02:52:28,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412676290] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:28,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73319826] [2024-10-14 02:52:28,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:28,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:28,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:28,443 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) [2024-10-14 02:52:28,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 02:52:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:28,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 02:52:28,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-14 02:52:28,836 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 02:52:28,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73319826] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:28,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 02:52:28,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-10-14 02:52:28,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568745397] [2024-10-14 02:52:28,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:28,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 02:52:28,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:28,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 02:52:28,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-14 02:52:28,841 INFO L87 Difference]: Start difference. First operand 406 states and 646 transitions. Second operand has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:28,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:28,954 INFO L93 Difference]: Finished difference Result 807 states and 1286 transitions. [2024-10-14 02:52:28,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 02:52:28,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) Word has length 137 [2024-10-14 02:52:28,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:28,959 INFO L225 Difference]: With dead ends: 807 [2024-10-14 02:52:28,959 INFO L226 Difference]: Without dead ends: 408 [2024-10-14 02:52:28,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-14 02:52:28,962 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 2 mSDsluCounter, 1513 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:28,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2021 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 02:52:28,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2024-10-14 02:52:28,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 408. [2024-10-14 02:52:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 315 states have (on average 1.6253968253968254) internal successors, (512), 320 states have internal predecessors, (512), 68 states have call successors, (68), 23 states have call predecessors, (68), 24 states have return successors, (69), 66 states have call predecessors, (69), 67 states have call successors, (69) [2024-10-14 02:52:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 649 transitions. [2024-10-14 02:52:28,995 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 649 transitions. Word has length 137 [2024-10-14 02:52:28,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:28,995 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 649 transitions. [2024-10-14 02:52:28,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 649 transitions. [2024-10-14 02:52:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-14 02:52:29,001 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:29,001 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:29,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-14 02:52:29,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:29,202 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:29,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:29,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1038302762, now seen corresponding path program 1 times [2024-10-14 02:52:29,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:29,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765250007] [2024-10-14 02:52:29,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:29,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-14 02:52:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-14 02:52:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 02:52:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 02:52:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 02:52:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 02:52:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 02:52:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 02:52:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 02:52:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 02:52:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-14 02:52:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 02:52:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:29,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:29,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765250007] [2024-10-14 02:52:29,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765250007] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:29,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073587271] [2024-10-14 02:52:29,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:29,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:29,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:29,555 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) [2024-10-14 02:52:29,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-14 02:52:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:29,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 02:52:29,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-14 02:52:29,949 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 02:52:29,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073587271] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:29,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 02:52:29,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-10-14 02:52:29,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464491727] [2024-10-14 02:52:29,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:29,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 02:52:29,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:29,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 02:52:29,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-10-14 02:52:29,952 INFO L87 Difference]: Start difference. First operand 408 states and 649 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:30,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:30,059 INFO L93 Difference]: Finished difference Result 809 states and 1291 transitions. [2024-10-14 02:52:30,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 02:52:30,060 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 138 [2024-10-14 02:52:30,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:30,063 INFO L225 Difference]: With dead ends: 809 [2024-10-14 02:52:30,063 INFO L226 Difference]: Without dead ends: 410 [2024-10-14 02:52:30,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-10-14 02:52:30,066 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 2 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2007 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:30,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2007 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 02:52:30,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2024-10-14 02:52:30,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2024-10-14 02:52:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 316 states have (on average 1.6234177215189873) internal successors, (513), 322 states have internal predecessors, (513), 68 states have call successors, (68), 23 states have call predecessors, (68), 25 states have return successors, (74), 66 states have call predecessors, (74), 67 states have call successors, (74) [2024-10-14 02:52:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 655 transitions. [2024-10-14 02:52:30,086 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 655 transitions. Word has length 138 [2024-10-14 02:52:30,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:30,086 INFO L471 AbstractCegarLoop]: Abstraction has 410 states and 655 transitions. [2024-10-14 02:52:30,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 3 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 655 transitions. [2024-10-14 02:52:30,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-14 02:52:30,089 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:30,089 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:30,107 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-14 02:52:30,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:30,292 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:30,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:30,292 INFO L85 PathProgramCache]: Analyzing trace with hash 571327988, now seen corresponding path program 1 times [2024-10-14 02:52:30,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:30,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148218617] [2024-10-14 02:52:30,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:30,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 02:52:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 02:52:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 02:52:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 02:52:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 02:52:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 02:52:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 02:52:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 02:52:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 02:52:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 02:52:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 02:52:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-14 02:52:30,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:30,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148218617] [2024-10-14 02:52:30,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148218617] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:30,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:30,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-14 02:52:30,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032193738] [2024-10-14 02:52:30,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:30,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 02:52:30,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:30,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 02:52:30,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-14 02:52:30,545 INFO L87 Difference]: Start difference. First operand 410 states and 655 transitions. Second operand has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (20), 6 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:32,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:32,460 INFO L93 Difference]: Finished difference Result 886 states and 1447 transitions. [2024-10-14 02:52:32,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 02:52:32,461 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (20), 6 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) Word has length 139 [2024-10-14 02:52:32,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:32,465 INFO L225 Difference]: With dead ends: 886 [2024-10-14 02:52:32,466 INFO L226 Difference]: Without dead ends: 495 [2024-10-14 02:52:32,468 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-10-14 02:52:32,469 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 1135 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 2192 mSolverCounterSat, 387 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 2579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 387 IncrementalHoareTripleChecker+Valid, 2192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:32,470 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1136 Valid, 1197 Invalid, 2579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [387 Valid, 2192 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-10-14 02:52:32,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2024-10-14 02:52:32,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 410. [2024-10-14 02:52:32,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 316 states have (on average 1.6234177215189873) internal successors, (513), 322 states have internal predecessors, (513), 68 states have call successors, (68), 23 states have call predecessors, (68), 25 states have return successors, (73), 66 states have call predecessors, (73), 67 states have call successors, (73) [2024-10-14 02:52:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 654 transitions. [2024-10-14 02:52:32,522 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 654 transitions. Word has length 139 [2024-10-14 02:52:32,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:32,523 INFO L471 AbstractCegarLoop]: Abstraction has 410 states and 654 transitions. [2024-10-14 02:52:32,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.25) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (20), 6 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:52:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 654 transitions. [2024-10-14 02:52:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-10-14 02:52:32,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:32,526 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:32,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 02:52:32,527 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:32,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:32,527 INFO L85 PathProgramCache]: Analyzing trace with hash -257005854, now seen corresponding path program 1 times [2024-10-14 02:52:32,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:32,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460021355] [2024-10-14 02:52:32,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 02:52:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-14 02:52:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 02:52:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 02:52:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 02:52:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 02:52:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 02:52:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 02:52:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-14 02:52:32,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:32,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460021355] [2024-10-14 02:52:32,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460021355] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:32,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:32,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-14 02:52:32,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881379146] [2024-10-14 02:52:32,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:32,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 02:52:32,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:32,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 02:52:32,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-14 02:52:32,739 INFO L87 Difference]: Start difference. First operand 410 states and 654 transitions. Second operand has 9 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-14 02:52:34,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:34,697 INFO L93 Difference]: Finished difference Result 888 states and 1450 transitions. [2024-10-14 02:52:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 02:52:34,698 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2024-10-14 02:52:34,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:34,702 INFO L225 Difference]: With dead ends: 888 [2024-10-14 02:52:34,702 INFO L226 Difference]: Without dead ends: 497 [2024-10-14 02:52:34,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-10-14 02:52:34,704 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 1124 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 2287 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 1199 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 2287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:34,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1125 Valid, 1199 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 2287 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-14 02:52:34,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-10-14 02:52:34,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 412. [2024-10-14 02:52:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.6214511041009463) internal successors, (514), 324 states have internal predecessors, (514), 68 states have call successors, (68), 23 states have call predecessors, (68), 26 states have return successors, (75), 66 states have call predecessors, (75), 67 states have call successors, (75) [2024-10-14 02:52:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 657 transitions. [2024-10-14 02:52:34,748 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 657 transitions. Word has length 122 [2024-10-14 02:52:34,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:34,749 INFO L471 AbstractCegarLoop]: Abstraction has 412 states and 657 transitions. [2024-10-14 02:52:34,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-14 02:52:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 657 transitions. [2024-10-14 02:52:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-14 02:52:34,770 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:34,770 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:34,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 02:52:34,771 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:34,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:34,773 INFO L85 PathProgramCache]: Analyzing trace with hash 872178937, now seen corresponding path program 1 times [2024-10-14 02:52:34,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:34,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269707770] [2024-10-14 02:52:34,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:34,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:34,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:34,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:34,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 02:52:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-14 02:52:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 02:52:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 02:52:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 02:52:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 02:52:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 02:52:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 02:52:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 02:52:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 02:52:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:35,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:35,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269707770] [2024-10-14 02:52:35,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269707770] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:35,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:35,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 02:52:35,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143659723] [2024-10-14 02:52:35,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:35,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 02:52:35,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:35,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 02:52:35,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-10-14 02:52:35,083 INFO L87 Difference]: Start difference. First operand 412 states and 657 transitions. Second operand has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-10-14 02:52:37,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:37,457 INFO L93 Difference]: Finished difference Result 886 states and 1445 transitions. [2024-10-14 02:52:37,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 02:52:37,458 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 141 [2024-10-14 02:52:37,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:37,463 INFO L225 Difference]: With dead ends: 886 [2024-10-14 02:52:37,463 INFO L226 Difference]: Without dead ends: 497 [2024-10-14 02:52:37,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-10-14 02:52:37,465 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 1132 mSDsluCounter, 1472 mSDsCounter, 0 mSdLazyCounter, 3669 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1133 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 4051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 3669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:37,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1133 Valid, 1662 Invalid, 4051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 3669 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-14 02:52:37,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-10-14 02:52:37,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 412. [2024-10-14 02:52:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.6214511041009463) internal successors, (514), 324 states have internal predecessors, (514), 68 states have call successors, (68), 23 states have call predecessors, (68), 26 states have return successors, (74), 66 states have call predecessors, (74), 67 states have call successors, (74) [2024-10-14 02:52:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 656 transitions. [2024-10-14 02:52:37,497 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 656 transitions. Word has length 141 [2024-10-14 02:52:37,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:37,498 INFO L471 AbstractCegarLoop]: Abstraction has 412 states and 656 transitions. [2024-10-14 02:52:37,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.909090909090909) internal successors, (87), 8 states have internal predecessors, (87), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-10-14 02:52:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 656 transitions. [2024-10-14 02:52:37,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-10-14 02:52:37,501 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:37,501 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:37,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 02:52:37,501 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:37,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:37,502 INFO L85 PathProgramCache]: Analyzing trace with hash 181298099, now seen corresponding path program 2 times [2024-10-14 02:52:37,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:37,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290436908] [2024-10-14 02:52:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 02:52:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 02:52:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 02:52:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 02:52:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 02:52:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 02:52:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 02:52:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 02:52:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 02:52:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 02:52:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:37,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:37,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290436908] [2024-10-14 02:52:37,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290436908] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:37,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:37,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 02:52:37,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461340389] [2024-10-14 02:52:37,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:37,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 02:52:37,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:37,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 02:52:37,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-10-14 02:52:37,805 INFO L87 Difference]: Start difference. First operand 412 states and 656 transitions. Second operand has 12 states, 11 states have (on average 8.0) internal successors, (88), 8 states have internal predecessors, (88), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-10-14 02:52:40,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:40,187 INFO L93 Difference]: Finished difference Result 888 states and 1451 transitions. [2024-10-14 02:52:40,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 02:52:40,189 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.0) internal successors, (88), 8 states have internal predecessors, (88), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 142 [2024-10-14 02:52:40,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:40,192 INFO L225 Difference]: With dead ends: 888 [2024-10-14 02:52:40,193 INFO L226 Difference]: Without dead ends: 499 [2024-10-14 02:52:40,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-10-14 02:52:40,196 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 1139 mSDsluCounter, 1472 mSDsCounter, 0 mSdLazyCounter, 3686 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 1664 SdHoareTripleChecker+Invalid, 4062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 3686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:40,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 1664 Invalid, 4062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 3686 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-14 02:52:40,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2024-10-14 02:52:40,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 414. [2024-10-14 02:52:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 318 states have (on average 1.619496855345912) internal successors, (515), 326 states have internal predecessors, (515), 68 states have call successors, (68), 23 states have call predecessors, (68), 27 states have return successors, (79), 66 states have call predecessors, (79), 67 states have call successors, (79) [2024-10-14 02:52:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 662 transitions. [2024-10-14 02:52:40,227 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 662 transitions. Word has length 142 [2024-10-14 02:52:40,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:40,227 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 662 transitions. [2024-10-14 02:52:40,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.0) internal successors, (88), 8 states have internal predecessors, (88), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-10-14 02:52:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 662 transitions. [2024-10-14 02:52:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-14 02:52:40,229 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:40,230 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:40,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 02:52:40,230 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:40,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:40,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1446305560, now seen corresponding path program 1 times [2024-10-14 02:52:40,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:40,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978987676] [2024-10-14 02:52:40,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:40,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 02:52:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 02:52:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 02:52:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 02:52:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 02:52:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 02:52:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-14 02:52:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-14 02:52:40,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:40,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978987676] [2024-10-14 02:52:40,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978987676] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 02:52:40,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873377688] [2024-10-14 02:52:40,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 02:52:40,454 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 02:52:40,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-14 02:52:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:40,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 02:52:40,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 02:52:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:40,787 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 02:52:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:40,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873377688] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 02:52:40,887 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 02:52:40,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 15 [2024-10-14 02:52:40,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987093056] [2024-10-14 02:52:40,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 02:52:40,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-14 02:52:40,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:40,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-14 02:52:40,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-10-14 02:52:40,912 INFO L87 Difference]: Start difference. First operand 414 states and 662 transitions. Second operand has 15 states, 14 states have (on average 9.357142857142858) internal successors, (131), 11 states have internal predecessors, (131), 4 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26) [2024-10-14 02:52:43,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:43,596 INFO L93 Difference]: Finished difference Result 1307 states and 2227 transitions. [2024-10-14 02:52:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-14 02:52:43,597 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 9.357142857142858) internal successors, (131), 11 states have internal predecessors, (131), 4 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26) Word has length 125 [2024-10-14 02:52:43,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:43,603 INFO L225 Difference]: With dead ends: 1307 [2024-10-14 02:52:43,603 INFO L226 Difference]: Without dead ends: 919 [2024-10-14 02:52:43,605 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=828, Unknown=0, NotChecked=0, Total=992 [2024-10-14 02:52:43,605 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 2382 mSDsluCounter, 1745 mSDsCounter, 0 mSdLazyCounter, 4055 mSolverCounterSat, 790 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 4845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 4055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:43,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2403 Valid, 1925 Invalid, 4845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [790 Valid, 4055 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-14 02:52:43,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2024-10-14 02:52:43,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 819. [2024-10-14 02:52:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 819 states, 644 states have (on average 1.6583850931677018) internal successors, (1068), 652 states have internal predecessors, (1068), 147 states have call successors, (147), 23 states have call predecessors, (147), 27 states have return successors, (168), 145 states have call predecessors, (168), 146 states have call successors, (168) [2024-10-14 02:52:43,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1383 transitions. [2024-10-14 02:52:43,652 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1383 transitions. Word has length 125 [2024-10-14 02:52:43,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:43,653 INFO L471 AbstractCegarLoop]: Abstraction has 819 states and 1383 transitions. [2024-10-14 02:52:43,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 9.357142857142858) internal successors, (131), 11 states have internal predecessors, (131), 4 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26) [2024-10-14 02:52:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1383 transitions. [2024-10-14 02:52:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-14 02:52:43,657 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:43,657 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:43,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-14 02:52:43,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 02:52:43,858 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:43,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:43,859 INFO L85 PathProgramCache]: Analyzing trace with hash 980117392, now seen corresponding path program 1 times [2024-10-14 02:52:43,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:43,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825637470] [2024-10-14 02:52:43,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:43,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 02:52:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 02:52:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 02:52:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 02:52:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 02:52:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 02:52:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 02:52:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:43,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:44,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:44,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825637470] [2024-10-14 02:52:44,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825637470] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:44,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:44,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:44,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329796237] [2024-10-14 02:52:44,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:44,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:44,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:44,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:44,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:44,003 INFO L87 Difference]: Start difference. First operand 819 states and 1383 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:45,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:45,239 INFO L93 Difference]: Finished difference Result 2042 states and 3546 transitions. [2024-10-14 02:52:45,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:45,239 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 129 [2024-10-14 02:52:45,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:45,247 INFO L225 Difference]: With dead ends: 2042 [2024-10-14 02:52:45,247 INFO L226 Difference]: Without dead ends: 1291 [2024-10-14 02:52:45,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:45,251 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 1256 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 432 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 432 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:45,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1274 Valid, 919 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [432 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:52:45,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2024-10-14 02:52:45,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1201. [2024-10-14 02:52:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 947 states have (on average 1.6684266103484688) internal successors, (1580), 955 states have internal predecessors, (1580), 226 states have call successors, (226), 23 states have call predecessors, (226), 27 states have return successors, (257), 224 states have call predecessors, (257), 225 states have call successors, (257) [2024-10-14 02:52:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 2063 transitions. [2024-10-14 02:52:45,316 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 2063 transitions. Word has length 129 [2024-10-14 02:52:45,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:45,316 INFO L471 AbstractCegarLoop]: Abstraction has 1201 states and 2063 transitions. [2024-10-14 02:52:45,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:45,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2063 transitions. [2024-10-14 02:52:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-10-14 02:52:45,323 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:45,324 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:45,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 02:52:45,324 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:45,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:45,325 INFO L85 PathProgramCache]: Analyzing trace with hash 721164833, now seen corresponding path program 1 times [2024-10-14 02:52:45,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:45,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38400622] [2024-10-14 02:52:45,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 02:52:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 02:52:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 02:52:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 02:52:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 02:52:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 02:52:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-14 02:52:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:45,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:45,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38400622] [2024-10-14 02:52:45,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38400622] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:45,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:45,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:45,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169608978] [2024-10-14 02:52:45,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:45,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:45,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:45,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:45,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:45,437 INFO L87 Difference]: Start difference. First operand 1201 states and 2063 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:46,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:46,626 INFO L93 Difference]: Finished difference Result 2993 states and 5232 transitions. [2024-10-14 02:52:46,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:46,626 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 130 [2024-10-14 02:52:46,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:46,638 INFO L225 Difference]: With dead ends: 2993 [2024-10-14 02:52:46,638 INFO L226 Difference]: Without dead ends: 1910 [2024-10-14 02:52:46,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:46,643 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 1246 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 1266 mSolverCounterSat, 420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 1266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:46,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1264 Valid, 880 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 1266 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 02:52:46,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2024-10-14 02:52:46,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1820. [2024-10-14 02:52:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1820 states, 1447 states have (on average 1.6724257083621286) internal successors, (2420), 1455 states have internal predecessors, (2420), 345 states have call successors, (345), 23 states have call predecessors, (345), 27 states have return successors, (376), 343 states have call predecessors, (376), 344 states have call successors, (376) [2024-10-14 02:52:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 3141 transitions. [2024-10-14 02:52:46,749 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 3141 transitions. Word has length 130 [2024-10-14 02:52:46,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:46,749 INFO L471 AbstractCegarLoop]: Abstraction has 1820 states and 3141 transitions. [2024-10-14 02:52:46,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3141 transitions. [2024-10-14 02:52:46,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-10-14 02:52:46,759 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:46,760 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:46,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 02:52:46,760 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:46,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:46,761 INFO L85 PathProgramCache]: Analyzing trace with hash -245334658, now seen corresponding path program 1 times [2024-10-14 02:52:46,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:46,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915782144] [2024-10-14 02:52:46,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:46,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 02:52:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 02:52:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 02:52:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 02:52:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 02:52:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:52:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 02:52:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:46,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:46,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915782144] [2024-10-14 02:52:46,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915782144] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:46,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:46,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:46,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155143582] [2024-10-14 02:52:46,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:46,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:46,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:46,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:46,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:46,889 INFO L87 Difference]: Start difference. First operand 1820 states and 3141 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:48,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:48,226 INFO L93 Difference]: Finished difference Result 4433 states and 7803 transitions. [2024-10-14 02:52:48,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:48,227 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 131 [2024-10-14 02:52:48,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:48,247 INFO L225 Difference]: With dead ends: 4433 [2024-10-14 02:52:48,247 INFO L226 Difference]: Without dead ends: 2859 [2024-10-14 02:52:48,256 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:48,257 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 1248 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:48,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1266 Valid, 872 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:52:48,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2859 states. [2024-10-14 02:52:48,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2859 to 2769. [2024-10-14 02:52:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2234 states have (on average 1.6763652641002686) internal successors, (3745), 2242 states have internal predecessors, (3745), 507 states have call successors, (507), 23 states have call predecessors, (507), 27 states have return successors, (554), 505 states have call predecessors, (554), 506 states have call successors, (554) [2024-10-14 02:52:48,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4806 transitions. [2024-10-14 02:52:48,402 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4806 transitions. Word has length 131 [2024-10-14 02:52:48,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:48,403 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4806 transitions. [2024-10-14 02:52:48,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:48,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4806 transitions. [2024-10-14 02:52:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-14 02:52:48,416 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:48,417 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:48,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 02:52:48,417 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:48,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:48,417 INFO L85 PathProgramCache]: Analyzing trace with hash -405605112, now seen corresponding path program 1 times [2024-10-14 02:52:48,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:48,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489746540] [2024-10-14 02:52:48,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:48,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 02:52:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 02:52:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 02:52:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 02:52:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 02:52:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 02:52:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:52:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 02:52:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 02:52:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 02:52:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:48,586 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-14 02:52:48,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:48,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489746540] [2024-10-14 02:52:48,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489746540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:48,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:48,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:48,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042796293] [2024-10-14 02:52:48,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:48,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:48,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:48,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:48,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:48,588 INFO L87 Difference]: Start difference. First operand 2769 states and 4806 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:49,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:49,779 INFO L93 Difference]: Finished difference Result 6705 states and 11871 transitions. [2024-10-14 02:52:49,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:49,779 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-10-14 02:52:49,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:49,804 INFO L225 Difference]: With dead ends: 6705 [2024-10-14 02:52:49,804 INFO L226 Difference]: Without dead ends: 4391 [2024-10-14 02:52:49,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:49,817 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 1269 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 439 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1288 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 1650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 439 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:49,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1288 Valid, 871 Invalid, 1650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [439 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 02:52:49,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4391 states. [2024-10-14 02:52:50,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4391 to 4301. [2024-10-14 02:52:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4301 states, 3521 states have (on average 1.6793524566884408) internal successors, (5913), 3529 states have internal predecessors, (5913), 752 states have call successors, (752), 23 states have call predecessors, (752), 27 states have return successors, (825), 750 states have call predecessors, (825), 751 states have call successors, (825) [2024-10-14 02:52:50,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 4301 states and 7490 transitions. [2024-10-14 02:52:50,034 INFO L78 Accepts]: Start accepts. Automaton has 4301 states and 7490 transitions. Word has length 150 [2024-10-14 02:52:50,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:50,035 INFO L471 AbstractCegarLoop]: Abstraction has 4301 states and 7490 transitions. [2024-10-14 02:52:50,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:50,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4301 states and 7490 transitions. [2024-10-14 02:52:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-14 02:52:50,051 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:50,052 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:50,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 02:52:50,052 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:50,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:50,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1331833856, now seen corresponding path program 1 times [2024-10-14 02:52:50,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:50,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492084417] [2024-10-14 02:52:50,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:50,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 02:52:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 02:52:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 02:52:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 02:52:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 02:52:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 02:52:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 02:52:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 02:52:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 02:52:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 02:52:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-14 02:52:50,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:50,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492084417] [2024-10-14 02:52:50,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492084417] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:50,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:50,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:50,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83589714] [2024-10-14 02:52:50,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:50,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:50,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:50,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:50,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:50,195 INFO L87 Difference]: Start difference. First operand 4301 states and 7490 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:51,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:51,598 INFO L93 Difference]: Finished difference Result 10758 states and 19082 transitions. [2024-10-14 02:52:51,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:51,598 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 151 [2024-10-14 02:52:51,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:51,640 INFO L225 Difference]: With dead ends: 10758 [2024-10-14 02:52:51,640 INFO L226 Difference]: Without dead ends: 7151 [2024-10-14 02:52:51,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:51,656 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 1268 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 453 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 453 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:51,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1287 Valid, 896 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [453 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:52:51,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2024-10-14 02:52:52,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7061. [2024-10-14 02:52:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7061 states, 5788 states have (on average 1.6739806496199032) internal successors, (9689), 5796 states have internal predecessors, (9689), 1245 states have call successors, (1245), 23 states have call predecessors, (1245), 27 states have return successors, (1362), 1243 states have call predecessors, (1362), 1244 states have call successors, (1362) [2024-10-14 02:52:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7061 states to 7061 states and 12296 transitions. [2024-10-14 02:52:52,091 INFO L78 Accepts]: Start accepts. Automaton has 7061 states and 12296 transitions. Word has length 151 [2024-10-14 02:52:52,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:52,091 INFO L471 AbstractCegarLoop]: Abstraction has 7061 states and 12296 transitions. [2024-10-14 02:52:52,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7061 states and 12296 transitions. [2024-10-14 02:52:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-14 02:52:52,121 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:52,121 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:52,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 02:52:52,121 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:52,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:52,122 INFO L85 PathProgramCache]: Analyzing trace with hash 544760428, now seen corresponding path program 1 times [2024-10-14 02:52:52,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:52,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378819944] [2024-10-14 02:52:52,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 02:52:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 02:52:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 02:52:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 02:52:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 02:52:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 02:52:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 02:52:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 02:52:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 02:52:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 02:52:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-14 02:52:52,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:52,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378819944] [2024-10-14 02:52:52,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378819944] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:52,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:52,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:52,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789065182] [2024-10-14 02:52:52,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:52,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:52,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:52,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:52,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:52,251 INFO L87 Difference]: Start difference. First operand 7061 states and 12296 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:53,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:53,710 INFO L93 Difference]: Finished difference Result 17961 states and 31829 transitions. [2024-10-14 02:52:53,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:53,711 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2024-10-14 02:52:53,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:53,762 INFO L225 Difference]: With dead ends: 17961 [2024-10-14 02:52:53,763 INFO L226 Difference]: Without dead ends: 11980 [2024-10-14 02:52:53,789 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:53,790 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 1242 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 1688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 451 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:53,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1260 Valid, 874 Invalid, 1688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [451 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:52:53,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11980 states. [2024-10-14 02:52:54,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11980 to 11890. [2024-10-14 02:52:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11890 states, 9795 states have (on average 1.6733027054619705) internal successors, (16390), 9803 states have internal predecessors, (16390), 2067 states have call successors, (2067), 23 states have call predecessors, (2067), 27 states have return successors, (2262), 2065 states have call predecessors, (2262), 2066 states have call successors, (2262) [2024-10-14 02:52:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11890 states to 11890 states and 20719 transitions. [2024-10-14 02:52:54,388 INFO L78 Accepts]: Start accepts. Automaton has 11890 states and 20719 transitions. Word has length 152 [2024-10-14 02:52:54,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:54,391 INFO L471 AbstractCegarLoop]: Abstraction has 11890 states and 20719 transitions. [2024-10-14 02:52:54,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11890 states and 20719 transitions. [2024-10-14 02:52:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-14 02:52:54,432 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:54,432 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:52:54,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 02:52:54,433 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:54,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:54,433 INFO L85 PathProgramCache]: Analyzing trace with hash 551706466, now seen corresponding path program 1 times [2024-10-14 02:52:54,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:54,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912065059] [2024-10-14 02:52:54,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:54,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 02:52:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 02:52:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 02:52:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 02:52:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 02:52:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 02:52:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 02:52:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 02:52:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 02:52:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 02:52:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-14 02:52:54,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:54,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912065059] [2024-10-14 02:52:54,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912065059] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:54,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:54,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:54,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419395464] [2024-10-14 02:52:54,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:54,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:54,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:54,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:54,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:54,572 INFO L87 Difference]: Start difference. First operand 11890 states and 20719 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:56,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:56,178 INFO L93 Difference]: Finished difference Result 28507 states and 50277 transitions. [2024-10-14 02:52:56,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:56,179 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 153 [2024-10-14 02:52:56,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:56,274 INFO L225 Difference]: With dead ends: 28507 [2024-10-14 02:52:56,274 INFO L226 Difference]: Without dead ends: 18652 [2024-10-14 02:52:56,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:56,317 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 1263 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 463 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:56,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1282 Valid, 850 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [463 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:52:56,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18652 states. [2024-10-14 02:52:57,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18652 to 18562. [2024-10-14 02:52:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18562 states, 15264 states have (on average 1.649567610062893) internal successors, (25179), 15272 states have internal predecessors, (25179), 3270 states have call successors, (3270), 23 states have call predecessors, (3270), 27 states have return successors, (3609), 3268 states have call predecessors, (3609), 3269 states have call successors, (3609) [2024-10-14 02:52:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18562 states to 18562 states and 32058 transitions. [2024-10-14 02:52:57,138 INFO L78 Accepts]: Start accepts. Automaton has 18562 states and 32058 transitions. Word has length 153 [2024-10-14 02:52:57,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:52:57,139 INFO L471 AbstractCegarLoop]: Abstraction has 18562 states and 32058 transitions. [2024-10-14 02:52:57,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 02:52:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 18562 states and 32058 transitions. [2024-10-14 02:52:57,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-14 02:52:57,171 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:52:57,171 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:52:57,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-14 02:52:57,172 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:52:57,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:52:57,172 INFO L85 PathProgramCache]: Analyzing trace with hash 763106343, now seen corresponding path program 1 times [2024-10-14 02:52:57,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:52:57,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810118315] [2024-10-14 02:52:57,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:52:57,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:52:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:52:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:52:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:52:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:52:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:52:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:52:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 02:52:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 02:52:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 02:52:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 02:52:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 02:52:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 02:52:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 02:52:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:52:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:52:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:52:57,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:52:57,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810118315] [2024-10-14 02:52:57,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810118315] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:52:57,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:52:57,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:52:57,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896396850] [2024-10-14 02:52:57,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:52:57,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:52:57,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:52:57,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:52:57,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:52:57,289 INFO L87 Difference]: Start difference. First operand 18562 states and 32058 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:52:59,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:52:59,114 INFO L93 Difference]: Finished difference Result 49140 states and 86396 transitions. [2024-10-14 02:52:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:52:59,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2024-10-14 02:52:59,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:52:59,255 INFO L225 Difference]: With dead ends: 49140 [2024-10-14 02:52:59,255 INFO L226 Difference]: Without dead ends: 33233 [2024-10-14 02:52:59,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:52:59,313 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 1237 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 433 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 433 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:52:59,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 874 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [433 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 02:52:59,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33233 states. [2024-10-14 02:53:00,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33233 to 33143. [2024-10-14 02:53:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33143 states, 27395 states have (on average 1.6464683336375252) internal successors, (45105), 27403 states have internal predecessors, (45105), 5720 states have call successors, (5720), 23 states have call predecessors, (5720), 27 states have return successors, (6333), 5718 states have call predecessors, (6333), 5719 states have call successors, (6333) [2024-10-14 02:53:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33143 states to 33143 states and 57158 transitions. [2024-10-14 02:53:00,991 INFO L78 Accepts]: Start accepts. Automaton has 33143 states and 57158 transitions. Word has length 136 [2024-10-14 02:53:00,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:53:00,991 INFO L471 AbstractCegarLoop]: Abstraction has 33143 states and 57158 transitions. [2024-10-14 02:53:00,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:53:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 33143 states and 57158 transitions. [2024-10-14 02:53:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-10-14 02:53:01,030 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:53:01,030 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:53:01,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-14 02:53:01,031 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:53:01,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:53:01,031 INFO L85 PathProgramCache]: Analyzing trace with hash 18323958, now seen corresponding path program 1 times [2024-10-14 02:53:01,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:53:01,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613102605] [2024-10-14 02:53:01,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:53:01,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:53:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:53:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:53:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:53:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:53:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:53:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:53:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 02:53:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 02:53:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 02:53:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 02:53:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:53:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 02:53:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 02:53:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:53:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:53:01,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:53:01,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613102605] [2024-10-14 02:53:01,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613102605] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:53:01,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:53:01,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:53:01,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923468219] [2024-10-14 02:53:01,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:53:01,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:53:01,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:53:01,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:53:01,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:53:01,137 INFO L87 Difference]: Start difference. First operand 33143 states and 57158 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:53:03,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:53:03,942 INFO L93 Difference]: Finished difference Result 90442 states and 158225 transitions. [2024-10-14 02:53:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:53:03,943 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 137 [2024-10-14 02:53:03,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:53:04,256 INFO L225 Difference]: With dead ends: 90442 [2024-10-14 02:53:04,257 INFO L226 Difference]: Without dead ends: 60845 [2024-10-14 02:53:04,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:53:04,387 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 1233 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 1256 mSolverCounterSat, 426 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 1256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 02:53:04,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1252 Valid, 885 Invalid, 1682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 1256 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 02:53:04,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60845 states. [2024-10-14 02:53:07,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60845 to 60755. [2024-10-14 02:53:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60755 states, 50494 states have (on average 1.6424723729552027) internal successors, (82935), 50502 states have internal predecessors, (82935), 10233 states have call successors, (10233), 23 states have call predecessors, (10233), 27 states have return successors, (11378), 10231 states have call predecessors, (11378), 10232 states have call successors, (11378) [2024-10-14 02:53:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60755 states to 60755 states and 104546 transitions. [2024-10-14 02:53:08,006 INFO L78 Accepts]: Start accepts. Automaton has 60755 states and 104546 transitions. Word has length 137 [2024-10-14 02:53:08,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:53:08,007 INFO L471 AbstractCegarLoop]: Abstraction has 60755 states and 104546 transitions. [2024-10-14 02:53:08,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:53:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 60755 states and 104546 transitions. [2024-10-14 02:53:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-14 02:53:08,068 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:53:08,068 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 02:53:08,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-14 02:53:08,068 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:53:08,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:53:08,069 INFO L85 PathProgramCache]: Analyzing trace with hash 162370663, now seen corresponding path program 1 times [2024-10-14 02:53:08,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:53:08,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266608844] [2024-10-14 02:53:08,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:53:08,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:53:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:53:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:53:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:53:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:53:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:53:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:53:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 02:53:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 02:53:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 02:53:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 02:53:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 02:53:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-14 02:53:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 02:53:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:53:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:08,217 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-14 02:53:08,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:53:08,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266608844] [2024-10-14 02:53:08,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266608844] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:53:08,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:53:08,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 02:53:08,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38856587] [2024-10-14 02:53:08,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:53:08,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 02:53:08,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:53:08,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 02:53:08,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 02:53:08,220 INFO L87 Difference]: Start difference. First operand 60755 states and 104546 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:53:11,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:53:11,685 INFO L93 Difference]: Finished difference Result 113794 states and 199578 transitions. [2024-10-14 02:53:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 02:53:11,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 138 [2024-10-14 02:53:11,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:53:12,175 INFO L225 Difference]: With dead ends: 113794 [2024-10-14 02:53:12,175 INFO L226 Difference]: Without dead ends: 113639 [2024-10-14 02:53:12,216 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 02:53:12,216 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 1249 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 433 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 1677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 433 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 02:53:12,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1266 Valid, 883 Invalid, 1677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [433 Valid, 1244 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 02:53:12,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113639 states. [2024-10-14 02:53:16,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113639 to 113549. [2024-10-14 02:53:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113549 states, 94920 states have (on average 1.6374209860935525) internal successors, (155424), 94928 states have internal predecessors, (155424), 18601 states have call successors, (18601), 23 states have call predecessors, (18601), 27 states have return successors, (20792), 18599 states have call predecessors, (20792), 18600 states have call successors, (20792) [2024-10-14 02:53:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113549 states to 113549 states and 194817 transitions. [2024-10-14 02:53:17,091 INFO L78 Accepts]: Start accepts. Automaton has 113549 states and 194817 transitions. Word has length 138 [2024-10-14 02:53:17,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 02:53:17,091 INFO L471 AbstractCegarLoop]: Abstraction has 113549 states and 194817 transitions. [2024-10-14 02:53:17,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 02:53:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 113549 states and 194817 transitions. [2024-10-14 02:53:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-10-14 02:53:17,158 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 02:53:17,158 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 02:53:17,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-14 02:53:17,159 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 02:53:17,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 02:53:17,159 INFO L85 PathProgramCache]: Analyzing trace with hash -730283269, now seen corresponding path program 1 times [2024-10-14 02:53:17,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 02:53:17,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226532424] [2024-10-14 02:53:17,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 02:53:17,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 02:53:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 02:53:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 02:53:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 02:53:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 02:53:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 02:53:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 02:53:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 02:53:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 02:53:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 02:53:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 02:53:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 02:53:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 02:53:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-14 02:53:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 02:53:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 02:53:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-14 02:53:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 02:53:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 02:53:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-14 02:53:17,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 02:53:17,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226532424] [2024-10-14 02:53:17,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226532424] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 02:53:17,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 02:53:17,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 02:53:17,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702616107] [2024-10-14 02:53:17,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 02:53:17,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 02:53:17,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 02:53:17,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 02:53:17,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 02:53:17,418 INFO L87 Difference]: Start difference. First operand 113549 states and 194817 transitions. Second operand has 10 states, 10 states have (on average 9.8) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (20), 7 states have call predecessors, (20), 2 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-14 02:53:24,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 02:53:24,673 INFO L93 Difference]: Finished difference Result 218585 states and 382896 transitions. [2024-10-14 02:53:24,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-14 02:53:24,673 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.8) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (20), 7 states have call predecessors, (20), 2 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 157 [2024-10-14 02:53:24,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 02:53:25,823 INFO L225 Difference]: With dead ends: 218585 [2024-10-14 02:53:25,824 INFO L226 Difference]: Without dead ends: 218437 [2024-10-14 02:53:25,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-10-14 02:53:25,915 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 2578 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 2810 mSolverCounterSat, 809 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2595 SdHoareTripleChecker+Valid, 1557 SdHoareTripleChecker+Invalid, 3619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 809 IncrementalHoareTripleChecker+Valid, 2810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-14 02:53:25,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2595 Valid, 1557 Invalid, 3619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [809 Valid, 2810 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-14 02:53:26,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218437 states.