./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec27_product32.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 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 20:41:24,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 20:41:24,745 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-11 20:41:24,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 20:41:24,755 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 20:41:24,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 20:41:24,797 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 20:41:24,797 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 20:41:24,798 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-11 20:41:24,800 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-11 20:41:24,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 20:41:24,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 20:41:24,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 20:41:24,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 20:41:24,803 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 20:41:24,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 20:41:24,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 20:41:24,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 20:41:24,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-11 20:41:24,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 20:41:24,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 20:41:24,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 20:41:24,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 20:41:24,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 20:41:24,809 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 20:41:24,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 20:41:24,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 20:41:24,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 20:41:24,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 20:41:24,810 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 20:41:24,810 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-11 20:41:24,811 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 20:41:24,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 20:41:24,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 20:41:24,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 20:41:24,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 20:41:24,812 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-11 20:41:24,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-11 20:41:24,812 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 20:41:24,813 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-11 20:41:24,813 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-11 20:41:24,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-11 20:41:24,815 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b [2024-11-11 20:41:25,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 20:41:25,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 20:41:25,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 20:41:25,102 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 20:41:25,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 20:41:25,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2024-11-11 20:41:26,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 20:41:26,891 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 20:41:26,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2024-11-11 20:41:26,921 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6433ccfe9/4b4fda8a5acb465486ad26fc4ec39923/FLAG8e08f69bc [2024-11-11 20:41:26,937 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6433ccfe9/4b4fda8a5acb465486ad26fc4ec39923 [2024-11-11 20:41:26,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 20:41:26,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 20:41:26,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 20:41:26,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 20:41:26,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 20:41:26,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:41:26" (1/1) ... [2024-11-11 20:41:26,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4417e9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:26, skipping insertion in model container [2024-11-11 20:41:26,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:41:26" (1/1) ... [2024-11-11 20:41:27,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 20:41:27,369 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2024-11-11 20:41:27,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 20:41:27,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-11 20:41:27,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] [2024-11-11 20:41:27,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [1128] [2024-11-11 20:41:27,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1174] [2024-11-11 20:41:27,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1183] [2024-11-11 20:41:27,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1201] [2024-11-11 20:41:27,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1567] [2024-11-11 20:41:27,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1875] [2024-11-11 20:41:27,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2287] [2024-11-11 20:41:27,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2685] [2024-11-11 20:41:27,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2720] [2024-11-11 20:41:27,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2856] [2024-11-11 20:41:27,676 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2024-11-11 20:41:27,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 20:41:27,811 INFO L204 MainTranslator]: Completed translation [2024-11-11 20:41:27,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27 WrapperNode [2024-11-11 20:41:27,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-11 20:41:27,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-11 20:41:27,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-11 20:41:27,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-11 20:41:27,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,937 INFO L138 Inliner]: procedures = 134, calls = 220, calls flagged for inlining = 60, calls inlined = 53, statements flattened = 992 [2024-11-11 20:41:27,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-11 20:41:27,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-11 20:41:27,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-11 20:41:27,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-11 20:41:27,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,958 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,994 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-11 20:41:27,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:27,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-11 20:41:28,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-11 20:41:28,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-11 20:41:28,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-11 20:41:28,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (1/1) ... [2024-11-11 20:41:28,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 20:41:28,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:28,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-11 20:41:28,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-11 20:41:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-11 20:41:28,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-11 20:41:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-11 20:41:28,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-11 20:41:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-11 20:41:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-11 20:41:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-11 20:41:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-11 20:41:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-11 20:41:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-11 20:41:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-11 20:41:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-11 20:41:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-11-11 20:41:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-11-11 20:41:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-11 20:41:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-11 20:41:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-11 20:41:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-11 20:41:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-11 20:41:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-11 20:41:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-11 20:41:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-11 20:41:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-11 20:41:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-11 20:41:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-11 20:41:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-11 20:41:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-11 20:41:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-11 20:41:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-11 20:41:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-11 20:41:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-11 20:41:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-11 20:41:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-11 20:41:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-11 20:41:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-11 20:41:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-11 20:41:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-11 20:41:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-11 20:41:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-11 20:41:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-11 20:41:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-11 20:41:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-11 20:41:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-11 20:41:28,183 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2024-11-11 20:41:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-11 20:41:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-11 20:41:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-11 20:41:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-11 20:41:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-11 20:41:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-11 20:41:28,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-11 20:41:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-11 20:41:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-11 20:41:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-11 20:41:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-11 20:41:28,185 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-11 20:41:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-11 20:41:28,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-11 20:41:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-11 20:41:28,405 INFO L238 CfgBuilder]: Building ICFG [2024-11-11 20:41:28,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-11 20:41:29,471 INFO L? ?]: Removed 544 outVars from TransFormulas that were not future-live. [2024-11-11 20:41:29,471 INFO L287 CfgBuilder]: Performing block encoding [2024-11-11 20:41:29,499 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-11 20:41:29,503 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-11 20:41:29,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 08:41:29 BoogieIcfgContainer [2024-11-11 20:41:29,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-11 20:41:29,506 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-11 20:41:29,506 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-11 20:41:29,509 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-11 20:41:29,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 08:41:26" (1/3) ... [2024-11-11 20:41:29,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0baa7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 08:41:29, skipping insertion in model container [2024-11-11 20:41:29,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:41:27" (2/3) ... [2024-11-11 20:41:29,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0baa7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 08:41:29, skipping insertion in model container [2024-11-11 20:41:29,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 08:41:29" (3/3) ... [2024-11-11 20:41:29,517 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product32.cil.c [2024-11-11 20:41:29,535 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-11 20:41:29,535 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-11 20:41:29,606 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-11 20:41:29,612 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;@7307ab3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 20:41:29,613 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-11 20:41:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand has 432 states, 335 states have (on average 1.5492537313432835) internal successors, (519), 340 states have internal predecessors, (519), 66 states have call successors, (66), 29 states have call predecessors, (66), 29 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-11 20:41:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-11 20:41:29,641 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:29,642 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:29,643 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:29,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:29,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1947516226, now seen corresponding path program 1 times [2024-11-11 20:41:29,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:29,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369188317] [2024-11-11 20:41:29,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:41:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:41:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:41:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-11 20:41:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-11 20:41:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-11 20:41:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:41:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:41:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-11 20:41:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:41:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:41:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-11 20:41:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:41:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:41:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:41:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:41:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-11 20:41:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-11 20:41:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-11 20:41:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-11 20:41:30,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:30,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369188317] [2024-11-11 20:41:30,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369188317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:30,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731790956] [2024-11-11 20:41:30,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:30,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:30,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:30,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:30,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-11 20:41:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-11 20:41:31,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-11 20:41:31,201 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:41:31,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731790956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:31,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:41:31,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-11 20:41:31,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874743911] [2024-11-11 20:41:31,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:31,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-11 20:41:31,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:31,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-11 20:41:31,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:41:31,251 INFO L87 Difference]: Start difference. First operand has 432 states, 335 states have (on average 1.5492537313432835) internal successors, (519), 340 states have internal predecessors, (519), 66 states have call successors, (66), 29 states have call predecessors, (66), 29 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:31,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:31,326 INFO L93 Difference]: Finished difference Result 671 states and 992 transitions. [2024-11-11 20:41:31,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 20:41:31,330 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 170 [2024-11-11 20:41:31,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:31,350 INFO L225 Difference]: With dead ends: 671 [2024-11-11 20:41:31,350 INFO L226 Difference]: Without dead ends: 425 [2024-11-11 20:41:31,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:41:31,364 INFO L435 NwaCegarLoop]: 647 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:31,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:41:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2024-11-11 20:41:31,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2024-11-11 20:41:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 329 states have (on average 1.5440729483282676) internal successors, (508), 333 states have internal predecessors, (508), 66 states have call successors, (66), 29 states have call predecessors, (66), 29 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-11 20:41:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 639 transitions. [2024-11-11 20:41:31,468 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 639 transitions. Word has length 170 [2024-11-11 20:41:31,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:31,470 INFO L471 AbstractCegarLoop]: Abstraction has 425 states and 639 transitions. [2024-11-11 20:41:31,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 639 transitions. [2024-11-11 20:41:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-11 20:41:31,476 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:31,477 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:31,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-11 20:41:31,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-11 20:41:31,682 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:31,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:31,683 INFO L85 PathProgramCache]: Analyzing trace with hash -550753848, now seen corresponding path program 1 times [2024-11-11 20:41:31,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:31,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898860774] [2024-11-11 20:41:31,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:31,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:41:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:41:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:41:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-11 20:41:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-11 20:41:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:41:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 20:41:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:41:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:41:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:41:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:41:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-11 20:41:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:41:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-11 20:41:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-11 20:41:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:41:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:41:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-11 20:41:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-11 20:41:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-11 20:41:32,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:32,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898860774] [2024-11-11 20:41:32,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898860774] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:32,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816120945] [2024-11-11 20:41:32,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:32,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:32,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:32,080 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:32,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-11 20:41:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:32,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-11 20:41:32,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-11 20:41:32,500 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:41:32,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816120945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:32,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:41:32,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-11 20:41:32,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097134176] [2024-11-11 20:41:32,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:32,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-11 20:41:32,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:32,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-11 20:41:32,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:41:32,506 INFO L87 Difference]: Start difference. First operand 425 states and 639 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:32,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:32,580 INFO L93 Difference]: Finished difference Result 661 states and 970 transitions. [2024-11-11 20:41:32,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 20:41:32,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 171 [2024-11-11 20:41:32,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:32,590 INFO L225 Difference]: With dead ends: 661 [2024-11-11 20:41:32,591 INFO L226 Difference]: Without dead ends: 428 [2024-11-11 20:41:32,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:41:32,596 INFO L435 NwaCegarLoop]: 637 mSDtfsCounter, 1 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:32,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1272 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:41:32,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-11 20:41:32,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 427. [2024-11-11 20:41:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 331 states have (on average 1.540785498489426) internal successors, (510), 335 states have internal predecessors, (510), 66 states have call successors, (66), 29 states have call predecessors, (66), 29 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-11 20:41:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 641 transitions. [2024-11-11 20:41:32,646 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 641 transitions. Word has length 171 [2024-11-11 20:41:32,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:32,649 INFO L471 AbstractCegarLoop]: Abstraction has 427 states and 641 transitions. [2024-11-11 20:41:32,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 641 transitions. [2024-11-11 20:41:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-11 20:41:32,655 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:32,656 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:32,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-11 20:41:32,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-11 20:41:32,857 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:32,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:32,858 INFO L85 PathProgramCache]: Analyzing trace with hash 955239469, now seen corresponding path program 1 times [2024-11-11 20:41:32,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:32,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076155082] [2024-11-11 20:41:32,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:32,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:41:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:41:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:41:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-11 20:41:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:41:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-11 20:41:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-11 20:41:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-11 20:41:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:41:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-11 20:41:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:41:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:41:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-11 20:41:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-11 20:41:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-11 20:41:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-11 20:41:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-11 20:41:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-11 20:41:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-11 20:41:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-11 20:41:33,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:33,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076155082] [2024-11-11 20:41:33,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076155082] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:33,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239116979] [2024-11-11 20:41:33,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:33,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:33,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:33,275 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:33,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-11 20:41:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:33,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-11 20:41:33,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-11 20:41:33,698 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:41:33,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239116979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:33,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:41:33,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-11 20:41:33,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111647440] [2024-11-11 20:41:33,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:33,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-11 20:41:33,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:33,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-11 20:41:33,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:41:33,702 INFO L87 Difference]: Start difference. First operand 427 states and 641 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:33,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:33,742 INFO L93 Difference]: Finished difference Result 902 states and 1374 transitions. [2024-11-11 20:41:33,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 20:41:33,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 180 [2024-11-11 20:41:33,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:33,747 INFO L225 Difference]: With dead ends: 902 [2024-11-11 20:41:33,748 INFO L226 Difference]: Without dead ends: 502 [2024-11-11 20:41:33,750 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:41:33,751 INFO L435 NwaCegarLoop]: 658 mSDtfsCounter, 134 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:33,752 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1251 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:41:33,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2024-11-11 20:41:33,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 494. [2024-11-11 20:41:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 384 states have (on average 1.5598958333333333) internal successors, (599), 388 states have internal predecessors, (599), 80 states have call successors, (80), 29 states have call predecessors, (80), 29 states have return successors, (79), 78 states have call predecessors, (79), 79 states have call successors, (79) [2024-11-11 20:41:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 758 transitions. [2024-11-11 20:41:33,784 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 758 transitions. Word has length 180 [2024-11-11 20:41:33,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:33,784 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 758 transitions. [2024-11-11 20:41:33,785 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 758 transitions. [2024-11-11 20:41:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-11 20:41:33,789 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:33,789 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:33,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-11 20:41:33,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:33,990 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:33,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:33,991 INFO L85 PathProgramCache]: Analyzing trace with hash -2063769605, now seen corresponding path program 1 times [2024-11-11 20:41:33,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:33,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287375816] [2024-11-11 20:41:33,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:33,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:41:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:41:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:41:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-11 20:41:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-11 20:41:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:41:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 20:41:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-11 20:41:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-11 20:41:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-11 20:41:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:41:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:41:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:41:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:41:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:41:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-11 20:41:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-11 20:41:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-11 20:41:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 20:41:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-11 20:41:34,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:34,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287375816] [2024-11-11 20:41:34,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287375816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:34,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818853833] [2024-11-11 20:41:34,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:34,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:34,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:34,303 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:34,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-11 20:41:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:34,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-11 20:41:34,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:34,722 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-11 20:41:34,722 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:41:34,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818853833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:34,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:41:34,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-11 20:41:34,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862922456] [2024-11-11 20:41:34,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:34,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-11 20:41:34,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:34,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-11 20:41:34,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:41:34,725 INFO L87 Difference]: Start difference. First operand 494 states and 758 transitions. Second operand has 5 states, 4 states have (on average 27.25) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:34,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:34,786 INFO L93 Difference]: Finished difference Result 979 states and 1506 transitions. [2024-11-11 20:41:34,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-11 20:41:34,786 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.25) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 181 [2024-11-11 20:41:34,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:34,790 INFO L225 Difference]: With dead ends: 979 [2024-11-11 20:41:34,790 INFO L226 Difference]: Without dead ends: 496 [2024-11-11 20:41:34,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:41:34,793 INFO L435 NwaCegarLoop]: 631 mSDtfsCounter, 2 mSDsluCounter, 1882 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:34,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2513 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:41:34,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-11-11 20:41:34,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2024-11-11 20:41:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 385 states have (on average 1.5584415584415585) internal successors, (600), 390 states have internal predecessors, (600), 80 states have call successors, (80), 29 states have call predecessors, (80), 30 states have return successors, (81), 78 states have call predecessors, (81), 79 states have call successors, (81) [2024-11-11 20:41:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 761 transitions. [2024-11-11 20:41:34,820 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 761 transitions. Word has length 181 [2024-11-11 20:41:34,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:34,820 INFO L471 AbstractCegarLoop]: Abstraction has 496 states and 761 transitions. [2024-11-11 20:41:34,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.25) internal successors, (109), 5 states have internal predecessors, (109), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 761 transitions. [2024-11-11 20:41:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-11 20:41:34,825 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:34,825 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:34,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-11 20:41:35,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:35,030 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:35,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:35,031 INFO L85 PathProgramCache]: Analyzing trace with hash 2049229177, now seen corresponding path program 1 times [2024-11-11 20:41:35,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:35,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795786065] [2024-11-11 20:41:35,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:35,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-11 20:41:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-11 20:41:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-11 20:41:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-11 20:41:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:41:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:41:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:41:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:41:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-11 20:41:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-11 20:41:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:41:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:41:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-11 20:41:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-11 20:41:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:41:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-11 20:41:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-11 20:41:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-11 20:41:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:41:35,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:35,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795786065] [2024-11-11 20:41:35,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795786065] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:35,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947375792] [2024-11-11 20:41:35,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:35,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:35,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:35,362 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:35,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-11 20:41:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:35,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-11 20:41:35,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-11 20:41:35,770 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:41:35,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947375792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:35,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:41:35,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-11 20:41:35,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524094461] [2024-11-11 20:41:35,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:35,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-11 20:41:35,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:35,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-11 20:41:35,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-11 20:41:35,772 INFO L87 Difference]: Start difference. First operand 496 states and 761 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:35,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:35,840 INFO L93 Difference]: Finished difference Result 981 states and 1511 transitions. [2024-11-11 20:41:35,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-11 20:41:35,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 182 [2024-11-11 20:41:35,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:35,845 INFO L225 Difference]: With dead ends: 981 [2024-11-11 20:41:35,845 INFO L226 Difference]: Without dead ends: 498 [2024-11-11 20:41:35,847 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-11 20:41:35,848 INFO L435 NwaCegarLoop]: 629 mSDtfsCounter, 2 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2499 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:35,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2499 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:41:35,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2024-11-11 20:41:35,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2024-11-11 20:41:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 386 states have (on average 1.5569948186528497) internal successors, (601), 392 states have internal predecessors, (601), 80 states have call successors, (80), 29 states have call predecessors, (80), 31 states have return successors, (86), 78 states have call predecessors, (86), 79 states have call successors, (86) [2024-11-11 20:41:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 767 transitions. [2024-11-11 20:41:35,877 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 767 transitions. Word has length 182 [2024-11-11 20:41:35,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:35,878 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 767 transitions. [2024-11-11 20:41:35,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 767 transitions. [2024-11-11 20:41:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-11 20:41:35,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:35,884 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:35,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-11 20:41:36,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:36,088 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:36,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash -911483783, now seen corresponding path program 1 times [2024-11-11 20:41:36,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:36,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339606284] [2024-11-11 20:41:36,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 20:41:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-11 20:41:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-11 20:41:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:41:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:41:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:41:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:41:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:41:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:41:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:41:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:41:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:41:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:41:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-11 20:41:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-11 20:41:36,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:36,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339606284] [2024-11-11 20:41:36,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339606284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:36,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:36,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 20:41:36,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351150150] [2024-11-11 20:41:36,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:36,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 20:41:36,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:36,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 20:41:36,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:41:36,394 INFO L87 Difference]: Start difference. First operand 498 states and 767 transitions. Second operand has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-11 20:41:38,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:38,846 INFO L93 Difference]: Finished difference Result 1109 states and 1730 transitions. [2024-11-11 20:41:38,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-11 20:41:38,847 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 164 [2024-11-11 20:41:38,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:38,852 INFO L225 Difference]: With dead ends: 1109 [2024-11-11 20:41:38,852 INFO L226 Difference]: Without dead ends: 634 [2024-11-11 20:41:38,854 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-11 20:41:38,856 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1535 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 2651 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1536 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 2651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:38,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1536 Valid, 1338 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 2651 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-11 20:41:38,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2024-11-11 20:41:38,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 498. [2024-11-11 20:41:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 386 states have (on average 1.5569948186528497) internal successors, (601), 392 states have internal predecessors, (601), 80 states have call successors, (80), 29 states have call predecessors, (80), 31 states have return successors, (85), 78 states have call predecessors, (85), 79 states have call successors, (85) [2024-11-11 20:41:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 766 transitions. [2024-11-11 20:41:38,907 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 766 transitions. Word has length 164 [2024-11-11 20:41:38,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:38,907 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 766 transitions. [2024-11-11 20:41:38,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.5) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-11 20:41:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 766 transitions. [2024-11-11 20:41:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-11 20:41:38,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:38,911 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:38,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-11 20:41:38,912 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:38,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:38,912 INFO L85 PathProgramCache]: Analyzing trace with hash 784742162, now seen corresponding path program 1 times [2024-11-11 20:41:38,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:38,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58078747] [2024-11-11 20:41:38,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:38,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-11 20:41:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-11 20:41:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-11 20:41:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:41:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-11 20:41:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:41:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:41:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-11 20:41:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:41:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-11 20:41:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:41:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:41:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-11 20:41:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-11 20:41:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-11 20:41:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-11 20:41:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-11 20:41:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-11 20:41:39,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:39,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58078747] [2024-11-11 20:41:39,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58078747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:39,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:39,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 20:41:39,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406530055] [2024-11-11 20:41:39,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:39,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 20:41:39,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:39,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 20:41:39,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:41:39,182 INFO L87 Difference]: Start difference. First operand 498 states and 766 transitions. Second operand has 9 states, 8 states have (on average 13.5) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:41,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:41,409 INFO L93 Difference]: Finished difference Result 1111 states and 1733 transitions. [2024-11-11 20:41:41,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-11 20:41:41,410 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.5) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 184 [2024-11-11 20:41:41,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:41,415 INFO L225 Difference]: With dead ends: 1111 [2024-11-11 20:41:41,415 INFO L226 Difference]: Without dead ends: 636 [2024-11-11 20:41:41,417 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-11 20:41:41,418 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1592 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 2537 mSolverCounterSat, 534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 3071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 2537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:41,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 1338 Invalid, 3071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [534 Valid, 2537 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-11 20:41:41,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-11-11 20:41:41,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 500. [2024-11-11 20:41:41,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 387 states have (on average 1.5555555555555556) internal successors, (602), 394 states have internal predecessors, (602), 80 states have call successors, (80), 29 states have call predecessors, (80), 32 states have return successors, (87), 78 states have call predecessors, (87), 79 states have call successors, (87) [2024-11-11 20:41:41,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 769 transitions. [2024-11-11 20:41:41,462 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 769 transitions. Word has length 184 [2024-11-11 20:41:41,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:41,462 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 769 transitions. [2024-11-11 20:41:41,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.5) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-11 20:41:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 769 transitions. [2024-11-11 20:41:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-11 20:41:41,465 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:41,465 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:41,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-11 20:41:41,465 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:41,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:41,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1058163092, now seen corresponding path program 1 times [2024-11-11 20:41:41,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:41,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029585696] [2024-11-11 20:41:41,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:41,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:41:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-11 20:41:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:41:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:41:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:41:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:41:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-11 20:41:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-11 20:41:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-11 20:41:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-11 20:41:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-11 20:41:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-11 20:41:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-11 20:41:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-11 20:41:41,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:41,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029585696] [2024-11-11 20:41:41,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029585696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:41,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:41,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-11 20:41:41,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219672046] [2024-11-11 20:41:41,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:41,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-11 20:41:41,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:41,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-11 20:41:41,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:41:41,726 INFO L87 Difference]: Start difference. First operand 500 states and 769 transitions. Second operand has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-11 20:41:44,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:44,598 INFO L93 Difference]: Finished difference Result 1109 states and 1728 transitions. [2024-11-11 20:41:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-11 20:41:44,599 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 166 [2024-11-11 20:41:44,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:44,603 INFO L225 Difference]: With dead ends: 1109 [2024-11-11 20:41:44,604 INFO L226 Difference]: Without dead ends: 636 [2024-11-11 20:41:44,606 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-11 20:41:44,608 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 1517 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 4513 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1856 SdHoareTripleChecker+Invalid, 5024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 4513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:44,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1518 Valid, 1856 Invalid, 5024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 4513 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-11 20:41:44,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-11-11 20:41:44,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 500. [2024-11-11 20:41:44,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 387 states have (on average 1.5555555555555556) internal successors, (602), 394 states have internal predecessors, (602), 80 states have call successors, (80), 29 states have call predecessors, (80), 32 states have return successors, (86), 78 states have call predecessors, (86), 79 states have call successors, (86) [2024-11-11 20:41:44,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 768 transitions. [2024-11-11 20:41:44,663 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 768 transitions. Word has length 166 [2024-11-11 20:41:44,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:44,664 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 768 transitions. [2024-11-11 20:41:44,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-11 20:41:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 768 transitions. [2024-11-11 20:41:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-11 20:41:44,667 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:44,667 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:44,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-11 20:41:44,668 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:44,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:44,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1623180124, now seen corresponding path program 1 times [2024-11-11 20:41:44,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:44,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091417802] [2024-11-11 20:41:44,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:44,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-11 20:41:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-11 20:41:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:41:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-11 20:41:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:41:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:41:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:41:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:41:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:41:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-11 20:41:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-11 20:41:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:41:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-11 20:41:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-11 20:41:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-11 20:41:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-11 20:41:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:41:44,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:44,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091417802] [2024-11-11 20:41:44,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091417802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:44,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:44,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-11 20:41:44,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407504823] [2024-11-11 20:41:44,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:44,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-11 20:41:44,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:44,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-11 20:41:44,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:41:44,947 INFO L87 Difference]: Start difference. First operand 500 states and 768 transitions. Second operand has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-11 20:41:47,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:47,516 INFO L93 Difference]: Finished difference Result 1111 states and 1734 transitions. [2024-11-11 20:41:47,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-11 20:41:47,516 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 186 [2024-11-11 20:41:47,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:47,521 INFO L225 Difference]: With dead ends: 1111 [2024-11-11 20:41:47,521 INFO L226 Difference]: Without dead ends: 638 [2024-11-11 20:41:47,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-11 20:41:47,523 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 1542 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 4465 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 4970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 4465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:47,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1543 Valid, 1855 Invalid, 4970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 4465 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-11 20:41:47,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2024-11-11 20:41:47,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 502. [2024-11-11 20:41:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 388 states have (on average 1.5541237113402062) internal successors, (603), 396 states have internal predecessors, (603), 80 states have call successors, (80), 29 states have call predecessors, (80), 33 states have return successors, (91), 78 states have call predecessors, (91), 79 states have call successors, (91) [2024-11-11 20:41:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 774 transitions. [2024-11-11 20:41:47,563 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 774 transitions. Word has length 186 [2024-11-11 20:41:47,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:47,565 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 774 transitions. [2024-11-11 20:41:47,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-11 20:41:47,565 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 774 transitions. [2024-11-11 20:41:47,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-11 20:41:47,568 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:47,585 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:47,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-11 20:41:47,586 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:47,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:47,586 INFO L85 PathProgramCache]: Analyzing trace with hash 567826767, now seen corresponding path program 1 times [2024-11-11 20:41:47,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:47,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960436220] [2024-11-11 20:41:47,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:47,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-11 20:41:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:41:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:41:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-11 20:41:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:41:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-11 20:41:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:41:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:41:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-11 20:41:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-11 20:41:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:41:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-11 20:41:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-11 20:41:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:47,859 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-11 20:41:47,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:47,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960436220] [2024-11-11 20:41:47,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960436220] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:41:47,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928749804] [2024-11-11 20:41:47,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:47,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:47,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:41:47,861 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:41:47,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-11 20:41:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:48,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-11 20:41:48,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:41:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:41:48,231 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 20:41:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:41:48,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928749804] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 20:41:48,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 20:41:48,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 15 [2024-11-11 20:41:48,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051545661] [2024-11-11 20:41:48,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 20:41:48,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-11 20:41:48,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:48,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-11 20:41:48,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-11 20:41:48,364 INFO L87 Difference]: Start difference. First operand 502 states and 774 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 11 states have internal predecessors, (173), 4 states have call successors, (46), 6 states have call predecessors, (46), 3 states have return successors, (38), 3 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-11 20:41:51,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:51,402 INFO L93 Difference]: Finished difference Result 1551 states and 2531 transitions. [2024-11-11 20:41:51,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-11 20:41:51,403 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 11 states have internal predecessors, (173), 4 states have call successors, (46), 6 states have call predecessors, (46), 3 states have return successors, (38), 3 states have call predecessors, (38), 4 states have call successors, (38) Word has length 168 [2024-11-11 20:41:51,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:51,412 INFO L225 Difference]: With dead ends: 1551 [2024-11-11 20:41:51,412 INFO L226 Difference]: Without dead ends: 1080 [2024-11-11 20:41:51,414 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=828, Unknown=0, NotChecked=0, Total=992 [2024-11-11 20:41:51,415 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 2793 mSDsluCounter, 2117 mSDsCounter, 0 mSdLazyCounter, 5709 mSolverCounterSat, 906 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2813 SdHoareTripleChecker+Valid, 2335 SdHoareTripleChecker+Invalid, 6615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 906 IncrementalHoareTripleChecker+Valid, 5709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:51,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2813 Valid, 2335 Invalid, 6615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [906 Valid, 5709 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-11 20:41:51,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2024-11-11 20:41:51,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 920. [2024-11-11 20:41:51,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 727 states have (on average 1.607977991746905) internal successors, (1169), 735 states have internal predecessors, (1169), 159 states have call successors, (159), 29 states have call predecessors, (159), 33 states have return successors, (180), 157 states have call predecessors, (180), 158 states have call successors, (180) [2024-11-11 20:41:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1508 transitions. [2024-11-11 20:41:51,500 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1508 transitions. Word has length 168 [2024-11-11 20:41:51,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:51,501 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1508 transitions. [2024-11-11 20:41:51,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 11 states have internal predecessors, (173), 4 states have call successors, (46), 6 states have call predecessors, (46), 3 states have return successors, (38), 3 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-11 20:41:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1508 transitions. [2024-11-11 20:41:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-11 20:41:51,508 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:51,508 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:51,529 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-11 20:41:51,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:41:51,710 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:51,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:51,710 INFO L85 PathProgramCache]: Analyzing trace with hash -2039461105, now seen corresponding path program 1 times [2024-11-11 20:41:51,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:51,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067537112] [2024-11-11 20:41:51,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:51,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-11 20:41:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:41:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:41:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:41:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:41:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-11 20:41:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-11 20:41:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-11 20:41:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-11 20:41:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:41:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-11 20:41:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:41:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-11 20:41:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-11 20:41:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-11 20:41:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-11 20:41:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:41:51,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:51,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067537112] [2024-11-11 20:41:51,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067537112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:51,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:51,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:41:51,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864134072] [2024-11-11 20:41:51,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:51,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:41:51,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:51,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:41:51,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:41:51,865 INFO L87 Difference]: Start difference. First operand 920 states and 1508 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:53,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:53,296 INFO L93 Difference]: Finished difference Result 2296 states and 3860 transitions. [2024-11-11 20:41:53,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:41:53,297 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 190 [2024-11-11 20:41:53,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:53,304 INFO L225 Difference]: With dead ends: 2296 [2024-11-11 20:41:53,304 INFO L226 Difference]: Without dead ends: 1454 [2024-11-11 20:41:53,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:41:53,308 INFO L435 NwaCegarLoop]: 227 mSDtfsCounter, 1712 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 592 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 1029 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 592 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:53,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1732 Valid, 1029 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [592 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:41:53,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2024-11-11 20:41:53,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1310. [2024-11-11 20:41:53,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 1038 states have (on average 1.6271676300578035) internal successors, (1689), 1046 states have internal predecessors, (1689), 238 states have call successors, (238), 29 states have call predecessors, (238), 33 states have return successors, (269), 236 states have call predecessors, (269), 237 states have call successors, (269) [2024-11-11 20:41:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 2196 transitions. [2024-11-11 20:41:53,372 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 2196 transitions. Word has length 190 [2024-11-11 20:41:53,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:53,373 INFO L471 AbstractCegarLoop]: Abstraction has 1310 states and 2196 transitions. [2024-11-11 20:41:53,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2196 transitions. [2024-11-11 20:41:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-11 20:41:53,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:53,380 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:53,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-11 20:41:53,380 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:53,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:53,381 INFO L85 PathProgramCache]: Analyzing trace with hash -2095635484, now seen corresponding path program 1 times [2024-11-11 20:41:53,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:53,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672706424] [2024-11-11 20:41:53,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-11 20:41:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:41:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:41:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:41:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:41:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-11 20:41:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:41:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:41:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-11 20:41:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:41:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-11 20:41:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-11 20:41:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-11 20:41:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-11 20:41:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-11 20:41:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-11 20:41:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:41:53,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:53,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672706424] [2024-11-11 20:41:53,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672706424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:53,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:53,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:41:53,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470122399] [2024-11-11 20:41:53,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:53,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:41:53,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:53,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:41:53,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:41:53,526 INFO L87 Difference]: Start difference. First operand 1310 states and 2196 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:54,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:54,987 INFO L93 Difference]: Finished difference Result 3270 states and 5569 transitions. [2024-11-11 20:41:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:41:54,988 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 191 [2024-11-11 20:41:54,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:55,001 INFO L225 Difference]: With dead ends: 3270 [2024-11-11 20:41:55,001 INFO L226 Difference]: Without dead ends: 2091 [2024-11-11 20:41:55,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:41:55,007 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1678 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 1466 mSolverCounterSat, 574 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 574 IncrementalHoareTripleChecker+Valid, 1466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:55,007 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1698 Valid, 977 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [574 Valid, 1466 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:41:55,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2024-11-11 20:41:55,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 1947. [2024-11-11 20:41:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1947 states, 1556 states have (on average 1.6368894601542416) internal successors, (2547), 1564 states have internal predecessors, (2547), 357 states have call successors, (357), 29 states have call predecessors, (357), 33 states have return successors, (388), 355 states have call predecessors, (388), 356 states have call successors, (388) [2024-11-11 20:41:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1947 states and 3292 transitions. [2024-11-11 20:41:55,106 INFO L78 Accepts]: Start accepts. Automaton has 1947 states and 3292 transitions. Word has length 191 [2024-11-11 20:41:55,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:55,106 INFO L471 AbstractCegarLoop]: Abstraction has 1947 states and 3292 transitions. [2024-11-11 20:41:55,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3292 transitions. [2024-11-11 20:41:55,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-11 20:41:55,117 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:55,117 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:55,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-11 20:41:55,117 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:55,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:55,118 INFO L85 PathProgramCache]: Analyzing trace with hash 797176353, now seen corresponding path program 1 times [2024-11-11 20:41:55,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:55,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492647485] [2024-11-11 20:41:55,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:55,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:41:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:41:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-11 20:41:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:41:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:41:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:41:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:41:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:41:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:41:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-11 20:41:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:41:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-11 20:41:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-11 20:41:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-11 20:41:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-11 20:41:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-11 20:41:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:55,266 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:41:55,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:55,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492647485] [2024-11-11 20:41:55,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492647485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:55,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:55,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:41:55,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890142498] [2024-11-11 20:41:55,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:55,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:41:55,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:55,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:41:55,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:41:55,268 INFO L87 Difference]: Start difference. First operand 1947 states and 3292 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:56,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:56,722 INFO L93 Difference]: Finished difference Result 4750 states and 8180 transitions. [2024-11-11 20:41:56,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:41:56,722 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 192 [2024-11-11 20:41:56,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:56,742 INFO L225 Difference]: With dead ends: 4750 [2024-11-11 20:41:56,742 INFO L226 Difference]: Without dead ends: 3069 [2024-11-11 20:41:56,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:41:56,750 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 1605 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 518 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 2058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 518 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:56,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1624 Valid, 974 Invalid, 2058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [518 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:41:56,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3069 states. [2024-11-11 20:41:56,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3069 to 2925. [2024-11-11 20:41:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2372 states have (on average 1.6446037099494097) internal successors, (3901), 2380 states have internal predecessors, (3901), 519 states have call successors, (519), 29 states have call predecessors, (519), 33 states have return successors, (566), 517 states have call predecessors, (566), 518 states have call successors, (566) [2024-11-11 20:41:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 4986 transitions. [2024-11-11 20:41:56,889 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 4986 transitions. Word has length 192 [2024-11-11 20:41:56,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:56,890 INFO L471 AbstractCegarLoop]: Abstraction has 2925 states and 4986 transitions. [2024-11-11 20:41:56,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 4986 transitions. [2024-11-11 20:41:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-11 20:41:56,906 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:56,906 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:56,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-11 20:41:56,906 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:56,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:56,907 INFO L85 PathProgramCache]: Analyzing trace with hash -836502013, now seen corresponding path program 1 times [2024-11-11 20:41:56,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:56,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42725921] [2024-11-11 20:41:56,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:56,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 20:41:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:41:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:41:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-11 20:41:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-11 20:41:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:41:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:41:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:41:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:41:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:41:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-11 20:41:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:41:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-11 20:41:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-11 20:41:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-11 20:41:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-11 20:41:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:41:57,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:57,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42725921] [2024-11-11 20:41:57,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42725921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:57,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:57,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:41:57,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614883869] [2024-11-11 20:41:57,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:57,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:41:57,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:57,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:41:57,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:41:57,097 INFO L87 Difference]: Start difference. First operand 2925 states and 4986 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:58,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:41:58,598 INFO L93 Difference]: Finished difference Result 7089 states and 12315 transitions. [2024-11-11 20:41:58,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:41:58,599 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 193 [2024-11-11 20:41:58,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:41:58,628 INFO L225 Difference]: With dead ends: 7089 [2024-11-11 20:41:58,628 INFO L226 Difference]: Without dead ends: 4649 [2024-11-11 20:41:58,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:41:58,640 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 1571 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 2078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 535 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:41:58,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1590 Valid, 974 Invalid, 2078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [535 Valid, 1543 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:41:58,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2024-11-11 20:41:58,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 4505. [2024-11-11 20:41:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4505 states, 3707 states have (on average 1.6501213919611546) internal successors, (6117), 3715 states have internal predecessors, (6117), 764 states have call successors, (764), 29 states have call predecessors, (764), 33 states have return successors, (837), 762 states have call predecessors, (837), 763 states have call successors, (837) [2024-11-11 20:41:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4505 states and 7718 transitions. [2024-11-11 20:41:58,886 INFO L78 Accepts]: Start accepts. Automaton has 4505 states and 7718 transitions. Word has length 193 [2024-11-11 20:41:58,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:41:58,887 INFO L471 AbstractCegarLoop]: Abstraction has 4505 states and 7718 transitions. [2024-11-11 20:41:58,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:41:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 4505 states and 7718 transitions. [2024-11-11 20:41:58,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-11 20:41:58,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:41:58,915 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:41:58,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-11 20:41:58,915 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:41:58,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:41:58,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1548187254, now seen corresponding path program 1 times [2024-11-11 20:41:58,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:41:58,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856735682] [2024-11-11 20:41:58,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:41:58,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:41:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:58,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:41:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:58,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:41:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:58,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:41:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:41:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:41:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:41:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-11 20:41:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:41:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-11 20:41:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:41:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-11 20:41:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:41:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:41:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:41:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:41:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-11 20:41:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:41:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-11 20:41:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-11 20:41:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-11 20:41:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:41:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:41:59,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:41:59,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856735682] [2024-11-11 20:41:59,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856735682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:41:59,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:41:59,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:41:59,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111060759] [2024-11-11 20:41:59,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:41:59,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:41:59,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:41:59,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:41:59,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:41:59,053 INFO L87 Difference]: Start difference. First operand 4505 states and 7718 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-11 20:42:00,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:00,625 INFO L93 Difference]: Finished difference Result 11260 states and 19644 transitions. [2024-11-11 20:42:00,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:00,626 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2024-11-11 20:42:00,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:00,667 INFO L225 Difference]: With dead ends: 11260 [2024-11-11 20:42:00,667 INFO L226 Difference]: Without dead ends: 7492 [2024-11-11 20:42:00,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:00,682 INFO L435 NwaCegarLoop]: 226 mSDtfsCounter, 1641 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 2075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:00,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1660 Valid, 1020 Invalid, 2075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:42:00,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7492 states. [2024-11-11 20:42:01,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7492 to 7348. [2024-11-11 20:42:01,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7348 states, 6057 states have (on average 1.6470199768862472) internal successors, (9976), 6065 states have internal predecessors, (9976), 1257 states have call successors, (1257), 29 states have call predecessors, (1257), 33 states have return successors, (1374), 1255 states have call predecessors, (1374), 1256 states have call successors, (1374) [2024-11-11 20:42:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7348 states to 7348 states and 12607 transitions. [2024-11-11 20:42:01,053 INFO L78 Accepts]: Start accepts. Automaton has 7348 states and 12607 transitions. Word has length 175 [2024-11-11 20:42:01,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:01,054 INFO L471 AbstractCegarLoop]: Abstraction has 7348 states and 12607 transitions. [2024-11-11 20:42:01,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-11 20:42:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 7348 states and 12607 transitions. [2024-11-11 20:42:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-11 20:42:01,084 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:01,085 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:01,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-11 20:42:01,085 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:01,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:01,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1039280545, now seen corresponding path program 1 times [2024-11-11 20:42:01,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:01,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034496083] [2024-11-11 20:42:01,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:01,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:42:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:42:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-11 20:42:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-11 20:42:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-11 20:42:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:42:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:42:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-11 20:42:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:42:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-11 20:42:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-11 20:42:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-11 20:42:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-11 20:42:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-11 20:42:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-11 20:42:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-11 20:42:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:42:01,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:01,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034496083] [2024-11-11 20:42:01,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034496083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:42:01,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:42:01,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:42:01,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656656575] [2024-11-11 20:42:01,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:42:01,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:42:01,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:01,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:42:01,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:42:01,235 INFO L87 Difference]: Start difference. First operand 7348 states and 12607 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:02,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:02,868 INFO L93 Difference]: Finished difference Result 18680 states and 32608 transitions. [2024-11-11 20:42:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:02,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 195 [2024-11-11 20:42:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:02,929 INFO L225 Difference]: With dead ends: 18680 [2024-11-11 20:42:02,929 INFO L226 Difference]: Without dead ends: 12471 [2024-11-11 20:42:02,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:02,954 INFO L435 NwaCegarLoop]: 221 mSDtfsCounter, 1683 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1703 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:02,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1703 Valid, 1012 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [595 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:42:02,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12471 states. [2024-11-11 20:42:03,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12471 to 12327. [2024-11-11 20:42:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12327 states, 10214 states have (on average 1.6474446837673782) internal successors, (16827), 10222 states have internal predecessors, (16827), 2079 states have call successors, (2079), 29 states have call predecessors, (2079), 33 states have return successors, (2274), 2077 states have call predecessors, (2274), 2078 states have call successors, (2274) [2024-11-11 20:42:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12327 states to 12327 states and 21180 transitions. [2024-11-11 20:42:03,482 INFO L78 Accepts]: Start accepts. Automaton has 12327 states and 21180 transitions. Word has length 195 [2024-11-11 20:42:03,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:03,482 INFO L471 AbstractCegarLoop]: Abstraction has 12327 states and 21180 transitions. [2024-11-11 20:42:03,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 12327 states and 21180 transitions. [2024-11-11 20:42:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-11 20:42:03,514 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:03,514 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:03,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-11 20:42:03,514 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:03,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:03,515 INFO L85 PathProgramCache]: Analyzing trace with hash 895657059, now seen corresponding path program 1 times [2024-11-11 20:42:03,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:03,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556402024] [2024-11-11 20:42:03,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:03,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:42:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:42:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-11 20:42:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:42:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-11 20:42:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-11 20:42:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-11 20:42:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-11 20:42:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:42:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-11 20:42:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:42:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-11 20:42:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-11 20:42:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-11 20:42:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-11 20:42:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-11 20:42:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:42:03,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:03,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556402024] [2024-11-11 20:42:03,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556402024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:42:03,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:42:03,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:42:03,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739868058] [2024-11-11 20:42:03,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:42:03,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:42:03,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:03,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:42:03,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:42:03,692 INFO L87 Difference]: Start difference. First operand 12327 states and 21180 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:05,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:05,648 INFO L93 Difference]: Finished difference Result 29638 states and 51468 transitions. [2024-11-11 20:42:05,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:05,649 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 196 [2024-11-11 20:42:05,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:05,728 INFO L225 Difference]: With dead ends: 29638 [2024-11-11 20:42:05,728 INFO L226 Difference]: Without dead ends: 19424 [2024-11-11 20:42:05,760 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:05,761 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 1602 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1620 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 2068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:05,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1620 Valid, 980 Invalid, 2068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:42:05,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19424 states. [2024-11-11 20:42:06,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19424 to 19280. [2024-11-11 20:42:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19280 states, 15964 states have (on average 1.6222124780756702) internal successors, (25897), 15972 states have internal predecessors, (25897), 3282 states have call successors, (3282), 29 states have call predecessors, (3282), 33 states have return successors, (3621), 3280 states have call predecessors, (3621), 3281 states have call successors, (3621) [2024-11-11 20:42:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19280 states to 19280 states and 32800 transitions. [2024-11-11 20:42:06,695 INFO L78 Accepts]: Start accepts. Automaton has 19280 states and 32800 transitions. Word has length 196 [2024-11-11 20:42:06,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:06,696 INFO L471 AbstractCegarLoop]: Abstraction has 19280 states and 32800 transitions. [2024-11-11 20:42:06,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 19280 states and 32800 transitions. [2024-11-11 20:42:06,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-11 20:42:06,766 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:06,766 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:06,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-11 20:42:06,766 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:06,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:06,767 INFO L85 PathProgramCache]: Analyzing trace with hash -947796207, now seen corresponding path program 1 times [2024-11-11 20:42:06,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:06,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643964857] [2024-11-11 20:42:06,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:06,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:42:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-11 20:42:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-11 20:42:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-11 20:42:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:42:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:42:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-11 20:42:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:42:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:42:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:42:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-11 20:42:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-11 20:42:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-11 20:42:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-11 20:42:06,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:06,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643964857] [2024-11-11 20:42:06,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643964857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:42:06,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:42:06,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:42:06,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166059704] [2024-11-11 20:42:06,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:42:06,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:42:06,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:06,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:42:06,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:42:06,921 INFO L87 Difference]: Start difference. First operand 19280 states and 32800 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-11 20:42:09,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:09,250 INFO L93 Difference]: Finished difference Result 51070 states and 88386 transitions. [2024-11-11 20:42:09,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:09,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2024-11-11 20:42:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:09,381 INFO L225 Difference]: With dead ends: 51070 [2024-11-11 20:42:09,382 INFO L226 Difference]: Without dead ends: 34545 [2024-11-11 20:42:09,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:09,427 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 1699 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 1433 mSolverCounterSat, 580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 2013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 580 IncrementalHoareTripleChecker+Valid, 1433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:09,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1718 Valid, 976 Invalid, 2013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [580 Valid, 1433 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:42:09,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34545 states. [2024-11-11 20:42:10,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34545 to 34401. [2024-11-11 20:42:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34401 states, 28635 states have (on average 1.6191024969442989) internal successors, (46363), 28643 states have internal predecessors, (46363), 5732 states have call successors, (5732), 29 states have call predecessors, (5732), 33 states have return successors, (6345), 5730 states have call predecessors, (6345), 5731 states have call successors, (6345) [2024-11-11 20:42:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34401 states to 34401 states and 58440 transitions. [2024-11-11 20:42:10,830 INFO L78 Accepts]: Start accepts. Automaton has 34401 states and 58440 transitions. Word has length 178 [2024-11-11 20:42:10,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:10,830 INFO L471 AbstractCegarLoop]: Abstraction has 34401 states and 58440 transitions. [2024-11-11 20:42:10,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-11 20:42:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 34401 states and 58440 transitions. [2024-11-11 20:42:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-11 20:42:10,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:10,911 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:10,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-11 20:42:10,912 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:10,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:10,912 INFO L85 PathProgramCache]: Analyzing trace with hash -2125528855, now seen corresponding path program 1 times [2024-11-11 20:42:10,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:10,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321006987] [2024-11-11 20:42:10,912 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:10,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:42:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 20:42:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:42:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:42:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:42:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:42:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:42:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:42:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:42:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:42:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-11 20:42:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-11 20:42:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-11 20:42:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-11 20:42:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-11 20:42:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-11 20:42:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:42:11,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:11,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321006987] [2024-11-11 20:42:11,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321006987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:42:11,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:42:11,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:42:11,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891506291] [2024-11-11 20:42:11,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:42:11,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:42:11,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:11,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:42:11,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:42:11,341 INFO L87 Difference]: Start difference. First operand 34401 states and 58440 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:14,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:14,281 INFO L93 Difference]: Finished difference Result 93942 states and 161785 transitions. [2024-11-11 20:42:14,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:14,282 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 198 [2024-11-11 20:42:14,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:14,548 INFO L225 Difference]: With dead ends: 93942 [2024-11-11 20:42:14,549 INFO L226 Difference]: Without dead ends: 63212 [2024-11-11 20:42:14,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:14,624 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 1600 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 552 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 987 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 552 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:14,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 987 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [552 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:42:14,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63212 states. [2024-11-11 20:42:16,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63212 to 63068. [2024-11-11 20:42:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63068 states, 52789 states have (on average 1.6148818882721778) internal successors, (85248), 52797 states have internal predecessors, (85248), 10245 states have call successors, (10245), 29 states have call predecessors, (10245), 33 states have return successors, (11390), 10243 states have call predecessors, (11390), 10244 states have call successors, (11390) [2024-11-11 20:42:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63068 states to 63068 states and 106883 transitions. [2024-11-11 20:42:17,096 INFO L78 Accepts]: Start accepts. Automaton has 63068 states and 106883 transitions. Word has length 198 [2024-11-11 20:42:17,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:17,097 INFO L471 AbstractCegarLoop]: Abstraction has 63068 states and 106883 transitions. [2024-11-11 20:42:17,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:17,098 INFO L276 IsEmpty]: Start isEmpty. Operand 63068 states and 106883 transitions. [2024-11-11 20:42:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-11 20:42:17,227 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:17,228 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:17,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-11 20:42:17,228 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:17,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:17,229 INFO L85 PathProgramCache]: Analyzing trace with hash 355291102, now seen corresponding path program 1 times [2024-11-11 20:42:17,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:17,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957830009] [2024-11-11 20:42:17,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:17,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:42:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:42:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:42:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:42:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:42:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:42:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:42:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:42:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-11 20:42:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-11 20:42:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:42:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-11 20:42:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-11 20:42:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-11 20:42:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-11 20:42:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-11 20:42:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-11 20:42:17,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:17,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957830009] [2024-11-11 20:42:17,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957830009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:42:17,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:42:17,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:42:17,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508951644] [2024-11-11 20:42:17,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:42:17,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:42:17,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:17,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:42:17,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:42:17,729 INFO L87 Difference]: Start difference. First operand 63068 states and 106883 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:21,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:42:21,129 INFO L93 Difference]: Finished difference Result 118318 states and 204162 transitions. [2024-11-11 20:42:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:42:21,130 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 199 [2024-11-11 20:42:21,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:42:21,785 INFO L225 Difference]: With dead ends: 118318 [2024-11-11 20:42:21,785 INFO L226 Difference]: Without dead ends: 118085 [2024-11-11 20:42:21,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:42:21,829 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 1681 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 575 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 2031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 575 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:42:21,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1700 Valid, 1013 Invalid, 2031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [575 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:42:21,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118085 states. [2024-11-11 20:42:25,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118085 to 117941. [2024-11-11 20:42:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117941 states, 99294 states have (on average 1.6095232340322678) internal successors, (159816), 99302 states have internal predecessors, (159816), 18613 states have call successors, (18613), 29 states have call predecessors, (18613), 33 states have return successors, (20804), 18611 states have call predecessors, (20804), 18612 states have call successors, (20804) [2024-11-11 20:42:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117941 states to 117941 states and 199233 transitions. [2024-11-11 20:42:26,397 INFO L78 Accepts]: Start accepts. Automaton has 117941 states and 199233 transitions. Word has length 199 [2024-11-11 20:42:26,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:42:26,398 INFO L471 AbstractCegarLoop]: Abstraction has 117941 states and 199233 transitions. [2024-11-11 20:42:26,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-11 20:42:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 117941 states and 199233 transitions. [2024-11-11 20:42:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-11 20:42:26,578 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:42:26,581 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:42:26,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-11 20:42:26,582 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:42:26,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:42:26,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1677140603, now seen corresponding path program 1 times [2024-11-11 20:42:26,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:42:26,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197176698] [2024-11-11 20:42:26,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:26,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:42:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:42:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:42:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:42:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:42:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:42:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:42:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:42:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:42:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:42:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:42:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:42:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:42:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:42:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:42:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:42:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-11 20:42:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:42:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-11 20:42:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-11 20:42:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 20:42:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-11 20:42:27,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:42:27,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197176698] [2024-11-11 20:42:27,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197176698] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:42:27,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [766104069] [2024-11-11 20:42:27,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:42:27,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:42:27,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:42:27,491 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 20:42:27,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-11 20:42:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:42:27,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 1340 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-11 20:42:27,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:42:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-11 20:42:28,139 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 20:42:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-11 20:42:28,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [766104069] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 20:42:28,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 20:42:28,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-11 20:42:28,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076506190] [2024-11-11 20:42:28,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 20:42:28,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-11 20:42:28,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:42:28,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-11 20:42:28,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-11 20:42:28,502 INFO L87 Difference]: Start difference. First operand 117941 states and 199233 transitions. Second operand has 32 states, 30 states have (on average 9.266666666666667) internal successors, (278), 24 states have internal predecessors, (278), 9 states have call successors, (59), 12 states have call predecessors, (59), 12 states have return successors, (51), 11 states have call predecessors, (51), 9 states have call successors, (51)