./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec11_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_spec11_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 8b874c7ae88f1b18d69b67ffc194fd453f07c437ad434b3d3b7312d25946d05f --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 20:37:48,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 20:37:48,743 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-11 20:37:48,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 20:37:48,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 20:37:48,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 20:37:48,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 20:37:48,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 20:37:48,784 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-11 20:37:48,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-11 20:37:48,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 20:37:48,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 20:37:48,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 20:37:48,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 20:37:48,786 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 20:37:48,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 20:37:48,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 20:37:48,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 20:37:48,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-11 20:37:48,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 20:37:48,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 20:37:48,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 20:37:48,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 20:37:48,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 20:37:48,790 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 20:37:48,790 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 20:37:48,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 20:37:48,791 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 20:37:48,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 20:37:48,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 20:37:48,792 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-11 20:37:48,792 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 20:37:48,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 20:37:48,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 20:37:48,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 20:37:48,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 20:37:48,794 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-11 20:37:48,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-11 20:37:48,795 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 20:37:48,795 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-11 20:37:48,795 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-11 20:37:48,796 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-11 20:37:48,796 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b874c7ae88f1b18d69b67ffc194fd453f07c437ad434b3d3b7312d25946d05f [2024-11-11 20:37:49,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 20:37:49,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 20:37:49,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 20:37:49,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 20:37:49,077 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 20:37:49,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2024-11-11 20:37:50,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 20:37:50,777 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 20:37:50,777 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2024-11-11 20:37:50,802 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2381b105/3ba2dc580f1d41deb8fc29701cc4420d/FLAGe39f5f39b [2024-11-11 20:37:51,061 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2381b105/3ba2dc580f1d41deb8fc29701cc4420d [2024-11-11 20:37:51,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 20:37:51,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 20:37:51,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 20:37:51,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 20:37:51,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 20:37:51,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:51,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267c0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51, skipping insertion in model container [2024-11-11 20:37:51,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:51,133 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 20:37:51,709 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_spec11_product32.cil.c[45976,45989] [2024-11-11 20:37:51,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 20:37:51,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-11 20:37:51,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] [2024-11-11 20:37:51,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1128] [2024-11-11 20:37:51,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1449] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1484] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1632] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1998] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2015] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2024] [2024-11-11 20:37:51,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [2429] [2024-11-11 20:37:51,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2448] [2024-11-11 20:37:51,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2845] [2024-11-11 20:37:51,894 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_spec11_product32.cil.c[45976,45989] [2024-11-11 20:37:51,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 20:37:51,960 INFO L204 MainTranslator]: Completed translation [2024-11-11 20:37:51,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51 WrapperNode [2024-11-11 20:37:51,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-11 20:37:51,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-11 20:37:51,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-11 20:37:51,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-11 20:37:51,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,059 INFO L138 Inliner]: procedures = 134, calls = 218, calls flagged for inlining = 61, calls inlined = 53, statements flattened = 979 [2024-11-11 20:37:52,060 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-11 20:37:52,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-11 20:37:52,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-11 20:37:52,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-11 20:37:52,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,086 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,122 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 20:37:52,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-11 20:37:52,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-11 20:37:52,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-11 20:37:52,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-11 20:37:52,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (1/1) ... [2024-11-11 20:37:52,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 20:37:52,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:52,253 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 20:37:52,282 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 20:37:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-11 20:37:52,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-11 20:37:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-11 20:37:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-11 20:37:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-11 20:37:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-11 20:37:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-11 20:37:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-11 20:37:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-11 20:37:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-11 20:37:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-11 20:37:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-11 20:37:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-11-11 20:37:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-11-11 20:37:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-11 20:37:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-11 20:37:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-11 20:37:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-11 20:37:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-11 20:37:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-11 20:37:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-11 20:37:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-11 20:37:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-11 20:37:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-11 20:37:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-11 20:37:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-11 20:37:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-11 20:37:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-11 20:37:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-11 20:37:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-11 20:37:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-11 20:37:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-11 20:37:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-11 20:37:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-11 20:37:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-11 20:37:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-11 20:37:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-11 20:37:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-11 20:37:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-11 20:37:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-11 20:37:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-11 20:37:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-11 20:37:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-11 20:37:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-11 20:37:52,329 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-11 20:37:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-11 20:37:52,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-11 20:37:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-11 20:37:52,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-11 20:37:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-11 20:37:52,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-11 20:37:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-11 20:37:52,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-11 20:37:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-11 20:37:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-11 20:37:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-11 20:37:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-11 20:37:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-11 20:37:52,331 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-11 20:37:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-11 20:37:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-11 20:37:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-11 20:37:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-11 20:37:52,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-11 20:37:52,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-11 20:37:53,521 INFO L? ?]: Removed 536 outVars from TransFormulas that were not future-live. [2024-11-11 20:37:53,522 INFO L287 CfgBuilder]: Performing block encoding [2024-11-11 20:37:53,551 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-11 20:37:53,551 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-11 20:37:53,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 08:37:53 BoogieIcfgContainer [2024-11-11 20:37:53,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-11 20:37:53,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-11 20:37:53,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-11 20:37:53,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-11 20:37:53,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 08:37:51" (1/3) ... [2024-11-11 20:37:53,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8ed6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 08:37:53, skipping insertion in model container [2024-11-11 20:37:53,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 08:37:51" (2/3) ... [2024-11-11 20:37:53,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8ed6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 08:37:53, skipping insertion in model container [2024-11-11 20:37:53,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 08:37:53" (3/3) ... [2024-11-11 20:37:53,563 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product32.cil.c [2024-11-11 20:37:53,578 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-11 20:37:53,578 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-11 20:37:53,650 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-11 20:37:53,657 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;@7b238180, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 20:37:53,657 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-11 20:37:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 422 states, 328 states have (on average 1.5518292682926829) internal successors, (509), 333 states have internal predecessors, (509), 64 states have call successors, (64), 28 states have call predecessors, (64), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-11 20:37:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-11 20:37:53,706 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:53,707 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 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] [2024-11-11 20:37:53,708 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:53,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:53,715 INFO L85 PathProgramCache]: Analyzing trace with hash -956142566, now seen corresponding path program 1 times [2024-11-11 20:37:53,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:53,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521100744] [2024-11-11 20:37:53,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:53,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:37:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:37:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:37:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-11 20:37:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-11 20:37:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-11 20:37:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:37:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:37:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:37:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:37:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-11 20:37:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:37:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:37:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:37:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-11 20:37:54,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:37:54,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521100744] [2024-11-11 20:37:54,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521100744] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:37:54,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748645575] [2024-11-11 20:37:54,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:54,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:37:54,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:54,603 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 20:37:54,605 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 20:37:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:54,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 1260 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-11 20:37:55,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:37:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-11 20:37:55,047 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:37:55,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748645575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:37:55,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:37:55,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-11 20:37:55,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805558896] [2024-11-11 20:37:55,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:37:55,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-11 20:37:55,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:37:55,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-11 20:37:55,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:37:55,092 INFO L87 Difference]: Start difference. First operand has 422 states, 328 states have (on average 1.5518292682926829) internal successors, (509), 333 states have internal predecessors, (509), 64 states have call successors, (64), 28 states have call predecessors, (64), 28 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) Second operand has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:55,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:37:55,161 INFO L93 Difference]: Finished difference Result 651 states and 964 transitions. [2024-11-11 20:37:55,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 20:37:55,164 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 148 [2024-11-11 20:37:55,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:37:55,179 INFO L225 Difference]: With dead ends: 651 [2024-11-11 20:37:55,179 INFO L226 Difference]: Without dead ends: 415 [2024-11-11 20:37:55,185 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 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 20:37:55,188 INFO L435 NwaCegarLoop]: 633 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, 633 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 20:37:55,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:37:55,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-11-11 20:37:55,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 415. [2024-11-11 20:37:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 322 states have (on average 1.546583850931677) internal successors, (498), 326 states have internal predecessors, (498), 64 states have call successors, (64), 28 states have call predecessors, (64), 28 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-11 20:37:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 625 transitions. [2024-11-11 20:37:55,264 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 625 transitions. Word has length 148 [2024-11-11 20:37:55,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:37:55,266 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 625 transitions. [2024-11-11 20:37:55,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 625 transitions. [2024-11-11 20:37:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-11 20:37:55,276 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:55,276 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 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] [2024-11-11 20:37:55,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-11 20:37:55,480 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 20:37:55,481 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:55,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:55,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1767755696, now seen corresponding path program 1 times [2024-11-11 20:37:55,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:55,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35468383] [2024-11-11 20:37:55,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:55,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:37:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:37:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:37:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-11 20:37:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-11 20:37:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:37:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 20:37:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-11 20:37:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-11 20:37:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-11 20:37:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-11 20:37:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:37:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-11 20:37:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:37:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:55,888 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-11 20:37:55,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:37:55,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35468383] [2024-11-11 20:37:55,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35468383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:37:55,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709721377] [2024-11-11 20:37:55,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:55,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:37:55,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:55,893 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 20:37:55,895 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 20:37:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-11 20:37:56,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:37:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-11 20:37:56,296 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:37:56,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709721377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:37:56,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:37:56,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-11 20:37:56,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281339945] [2024-11-11 20:37:56,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:37:56,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-11 20:37:56,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:37:56,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-11 20:37:56,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:37:56,300 INFO L87 Difference]: Start difference. First operand 415 states and 625 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:56,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:37:56,346 INFO L93 Difference]: Finished difference Result 641 states and 942 transitions. [2024-11-11 20:37:56,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 20:37:56,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 149 [2024-11-11 20:37:56,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:37:56,351 INFO L225 Difference]: With dead ends: 641 [2024-11-11 20:37:56,351 INFO L226 Difference]: Without dead ends: 418 [2024-11-11 20:37:56,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 182 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 20:37:56,353 INFO L435 NwaCegarLoop]: 623 mSDtfsCounter, 1 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1244 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 20:37:56,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1244 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:37:56,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-11 20:37:56,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 417. [2024-11-11 20:37:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 324 states have (on average 1.5432098765432098) internal successors, (500), 328 states have internal predecessors, (500), 64 states have call successors, (64), 28 states have call predecessors, (64), 28 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-11 20:37:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 627 transitions. [2024-11-11 20:37:56,379 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 627 transitions. Word has length 149 [2024-11-11 20:37:56,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:37:56,380 INFO L471 AbstractCegarLoop]: Abstraction has 417 states and 627 transitions. [2024-11-11 20:37:56,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 627 transitions. [2024-11-11 20:37:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-11 20:37:56,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:56,384 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 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] [2024-11-11 20:37:56,405 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 20:37:56,588 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 20:37:56,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:56,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:56,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1166043323, now seen corresponding path program 1 times [2024-11-11 20:37:56,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:56,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92075106] [2024-11-11 20:37:56,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:56,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:37:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:37:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:37:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-11 20:37:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:37:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-11 20:37:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-11 20:37:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-11 20:37:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-11 20:37:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:37:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:37:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-11 20:37:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:37:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-11 20:37:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-11 20:37:56,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:37:56,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92075106] [2024-11-11 20:37:56,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92075106] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:37:56,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327384923] [2024-11-11 20:37:56,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:56,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:37:56,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:56,943 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 20:37:56,944 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 20:37:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-11 20:37:57,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:37:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-11 20:37:57,318 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:37:57,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327384923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:37:57,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:37:57,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-11 20:37:57,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241355845] [2024-11-11 20:37:57,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:37:57,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-11 20:37:57,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:37:57,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-11 20:37:57,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-11 20:37:57,321 INFO L87 Difference]: Start difference. First operand 417 states and 627 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:57,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:37:57,376 INFO L93 Difference]: Finished difference Result 882 states and 1346 transitions. [2024-11-11 20:37:57,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 20:37:57,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 158 [2024-11-11 20:37:57,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:37:57,381 INFO L225 Difference]: With dead ends: 882 [2024-11-11 20:37:57,382 INFO L226 Difference]: Without dead ends: 492 [2024-11-11 20:37:57,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 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 20:37:57,385 INFO L435 NwaCegarLoop]: 642 mSDtfsCounter, 134 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1220 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 20:37:57,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1220 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:37:57,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2024-11-11 20:37:57,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 484. [2024-11-11 20:37:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 377 states have (on average 1.5623342175066313) internal successors, (589), 381 states have internal predecessors, (589), 78 states have call successors, (78), 28 states have call predecessors, (78), 28 states have return successors, (77), 76 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-11 20:37:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 744 transitions. [2024-11-11 20:37:57,417 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 744 transitions. Word has length 158 [2024-11-11 20:37:57,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:37:57,418 INFO L471 AbstractCegarLoop]: Abstraction has 484 states and 744 transitions. [2024-11-11 20:37:57,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:37:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 744 transitions. [2024-11-11 20:37:57,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-11 20:37:57,422 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:57,422 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 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] [2024-11-11 20:37:57,443 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 20:37:57,626 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 20:37:57,628 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:57,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:57,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1499517987, now seen corresponding path program 1 times [2024-11-11 20:37:57,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:57,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634982419] [2024-11-11 20:37:57,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:57,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 20:37:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 20:37:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-11 20:37:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-11 20:37:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-11 20:37:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:37:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 20:37:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:37:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:37:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:37:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:37:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:37:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:37:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-11 20:37:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-11 20:37:57,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:37:57,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634982419] [2024-11-11 20:37:57,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634982419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:37:57,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374036508] [2024-11-11 20:37:57,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:57,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:37:57,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:57,966 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 20:37:57,968 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 20:37:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:58,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-11 20:37:58,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:37:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-11 20:37:58,432 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:37:58,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [374036508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:37:58,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:37:58,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-11 20:37:58,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027993100] [2024-11-11 20:37:58,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:37:58,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-11 20:37:58,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:37:58,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-11 20:37:58,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:37:58,435 INFO L87 Difference]: Start difference. First operand 484 states and 744 transitions. Second operand has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:37:58,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:37:58,511 INFO L93 Difference]: Finished difference Result 959 states and 1478 transitions. [2024-11-11 20:37:58,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-11 20:37:58,512 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 159 [2024-11-11 20:37:58,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:37:58,518 INFO L225 Difference]: With dead ends: 959 [2024-11-11 20:37:58,518 INFO L226 Difference]: Without dead ends: 486 [2024-11-11 20:37:58,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 190 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 20:37:58,523 INFO L435 NwaCegarLoop]: 617 mSDtfsCounter, 2 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2457 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 20:37:58,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2457 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:37:58,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2024-11-11 20:37:58,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 486. [2024-11-11 20:37:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 378 states have (on average 1.560846560846561) internal successors, (590), 383 states have internal predecessors, (590), 78 states have call successors, (78), 28 states have call predecessors, (78), 29 states have return successors, (79), 76 states have call predecessors, (79), 77 states have call successors, (79) [2024-11-11 20:37:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 747 transitions. [2024-11-11 20:37:58,560 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 747 transitions. Word has length 159 [2024-11-11 20:37:58,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:37:58,561 INFO L471 AbstractCegarLoop]: Abstraction has 486 states and 747 transitions. [2024-11-11 20:37:58,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:37:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 747 transitions. [2024-11-11 20:37:58,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-11 20:37:58,568 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:58,569 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 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] [2024-11-11 20:37:58,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-11 20:37:58,772 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 20:37:58,773 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:58,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:58,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1412974799, now seen corresponding path program 1 times [2024-11-11 20:37:58,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:58,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639888029] [2024-11-11 20:37:58,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:58,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:58,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:58,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:58,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:58,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:37:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-11 20:37:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-11 20:37:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-11 20:37:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-11 20:37:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:37:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:37:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:37:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-11 20:37:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:37:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:37:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:37:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-11 20:37:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:37:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:37:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-11 20:37:59,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:37:59,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639888029] [2024-11-11 20:37:59,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639888029] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:37:59,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [993445087] [2024-11-11 20:37:59,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:59,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:37:59,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:37:59,082 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 20:37:59,083 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 20:37:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 1292 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-11 20:37:59,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:37:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-11 20:37:59,494 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 20:37:59,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [993445087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:37:59,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 20:37:59,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-11 20:37:59,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896332852] [2024-11-11 20:37:59,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:37:59,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-11 20:37:59,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:37:59,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-11 20:37:59,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-11 20:37:59,496 INFO L87 Difference]: Start difference. First operand 486 states and 747 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:37:59,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:37:59,559 INFO L93 Difference]: Finished difference Result 961 states and 1483 transitions. [2024-11-11 20:37:59,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-11 20:37:59,560 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 160 [2024-11-11 20:37:59,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:37:59,563 INFO L225 Difference]: With dead ends: 961 [2024-11-11 20:37:59,563 INFO L226 Difference]: Without dead ends: 488 [2024-11-11 20:37:59,565 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 190 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 20:37:59,566 INFO L435 NwaCegarLoop]: 615 mSDtfsCounter, 2 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2443 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 20:37:59,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2443 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-11 20:37:59,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2024-11-11 20:37:59,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 488. [2024-11-11 20:37:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 379 states have (on average 1.5593667546174141) internal successors, (591), 385 states have internal predecessors, (591), 78 states have call successors, (78), 28 states have call predecessors, (78), 30 states have return successors, (84), 76 states have call predecessors, (84), 77 states have call successors, (84) [2024-11-11 20:37:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 753 transitions. [2024-11-11 20:37:59,584 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 753 transitions. Word has length 160 [2024-11-11 20:37:59,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:37:59,584 INFO L471 AbstractCegarLoop]: Abstraction has 488 states and 753 transitions. [2024-11-11 20:37:59,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:37:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 753 transitions. [2024-11-11 20:37:59,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-11 20:37:59,588 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:37:59,588 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, 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] [2024-11-11 20:37:59,608 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 20:37:59,792 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 20:37:59,793 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:37:59,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:37:59,793 INFO L85 PathProgramCache]: Analyzing trace with hash 972155000, now seen corresponding path program 1 times [2024-11-11 20:37:59,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:37:59,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140370982] [2024-11-11 20:37:59,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:37:59,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:37:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:37:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:37:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:37:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:37:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:37:59,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:37:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 20:38:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-11 20:38:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-11 20:38:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:38:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:38:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:38:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:38:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:38:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:38:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:38:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:38:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-11 20:38:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-11 20:38:00,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:00,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140370982] [2024-11-11 20:38:00,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140370982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:00,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:00,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 20:38:00,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002462183] [2024-11-11 20:38:00,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:00,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 20:38:00,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:00,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 20:38:00,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:38:00,059 INFO L87 Difference]: Start difference. First operand 488 states and 753 transitions. Second operand has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:38:02,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:02,452 INFO L93 Difference]: Finished difference Result 1084 states and 1694 transitions. [2024-11-11 20:38:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-11 20:38:02,453 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 161 [2024-11-11 20:38:02,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:02,459 INFO L225 Difference]: With dead ends: 1084 [2024-11-11 20:38:02,460 INFO L226 Difference]: Without dead ends: 619 [2024-11-11 20:38:02,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 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 20:38:02,463 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1437 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 2670 mSolverCounterSat, 467 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1438 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 3137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 467 IncrementalHoareTripleChecker+Valid, 2670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:02,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1438 Valid, 1338 Invalid, 3137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [467 Valid, 2670 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-11 20:38:02,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2024-11-11 20:38:02,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 488. [2024-11-11 20:38:02,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 379 states have (on average 1.5593667546174141) internal successors, (591), 385 states have internal predecessors, (591), 78 states have call successors, (78), 28 states have call predecessors, (78), 30 states have return successors, (83), 76 states have call predecessors, (83), 77 states have call successors, (83) [2024-11-11 20:38:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 752 transitions. [2024-11-11 20:38:02,516 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 752 transitions. Word has length 161 [2024-11-11 20:38:02,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:02,516 INFO L471 AbstractCegarLoop]: Abstraction has 488 states and 752 transitions. [2024-11-11 20:38:02,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.0) internal successors, (96), 5 states have internal predecessors, (96), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:38:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 752 transitions. [2024-11-11 20:38:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-11 20:38:02,520 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:02,520 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, 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] [2024-11-11 20:38:02,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-11 20:38:02,521 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:02,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:02,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1397094364, now seen corresponding path program 2 times [2024-11-11 20:38:02,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:02,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883237454] [2024-11-11 20:38:02,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:02,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-11 20:38:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-11 20:38:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-11 20:38:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:38:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-11 20:38:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-11 20:38:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:38:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-11 20:38:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:38:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-11 20:38:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:38:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-11 20:38:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:02,786 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-11 20:38:02,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:02,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883237454] [2024-11-11 20:38:02,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883237454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:02,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:02,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 20:38:02,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567950817] [2024-11-11 20:38:02,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:02,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 20:38:02,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:02,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 20:38:02,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-11 20:38:02,788 INFO L87 Difference]: Start difference. First operand 488 states and 752 transitions. Second operand has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:38:04,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:04,960 INFO L93 Difference]: Finished difference Result 1086 states and 1697 transitions. [2024-11-11 20:38:04,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-11 20:38:04,961 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 162 [2024-11-11 20:38:04,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:04,966 INFO L225 Difference]: With dead ends: 1086 [2024-11-11 20:38:04,966 INFO L226 Difference]: Without dead ends: 621 [2024-11-11 20:38:04,968 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 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 20:38:04,969 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 1458 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 2644 mSolverCounterSat, 463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 463 IncrementalHoareTripleChecker+Valid, 2644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:04,969 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1459 Valid, 1337 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [463 Valid, 2644 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-11 20:38:04,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2024-11-11 20:38:05,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 490. [2024-11-11 20:38:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 380 states have (on average 1.5578947368421052) internal successors, (592), 387 states have internal predecessors, (592), 78 states have call successors, (78), 28 states have call predecessors, (78), 31 states have return successors, (85), 76 states have call predecessors, (85), 77 states have call successors, (85) [2024-11-11 20:38:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 755 transitions. [2024-11-11 20:38:05,016 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 755 transitions. Word has length 162 [2024-11-11 20:38:05,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:05,018 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 755 transitions. [2024-11-11 20:38:05,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-11 20:38:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 755 transitions. [2024-11-11 20:38:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-11 20:38:05,021 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:05,021 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, 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] [2024-11-11 20:38:05,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-11 20:38:05,021 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:05,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:05,022 INFO L85 PathProgramCache]: Analyzing trace with hash 565793926, now seen corresponding path program 1 times [2024-11-11 20:38:05,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:05,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926521300] [2024-11-11 20:38:05,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:05,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-11 20:38:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-11 20:38:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:38:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:38:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-11 20:38:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:38:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:38:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:38:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:38:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:38:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:38:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-11 20:38:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:38:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-11 20:38:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:05,306 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:05,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:05,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926521300] [2024-11-11 20:38:05,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926521300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:05,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:05,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-11 20:38:05,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264374271] [2024-11-11 20:38:05,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:05,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-11 20:38:05,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:05,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-11 20:38:05,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:38:05,309 INFO L87 Difference]: Start difference. First operand 490 states and 755 transitions. Second operand has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-11 20:38:08,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:08,192 INFO L93 Difference]: Finished difference Result 1084 states and 1692 transitions. [2024-11-11 20:38:08,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-11 20:38:08,193 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 182 [2024-11-11 20:38:08,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:08,197 INFO L225 Difference]: With dead ends: 1084 [2024-11-11 20:38:08,197 INFO L226 Difference]: Without dead ends: 621 [2024-11-11 20:38:08,199 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 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 20:38:08,199 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 1463 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 4418 mSolverCounterSat, 473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1464 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 4891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 473 IncrementalHoareTripleChecker+Valid, 4418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:08,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1464 Valid, 1855 Invalid, 4891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [473 Valid, 4418 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-11 20:38:08,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2024-11-11 20:38:08,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 490. [2024-11-11 20:38:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 380 states have (on average 1.5578947368421052) internal successors, (592), 387 states have internal predecessors, (592), 78 states have call successors, (78), 28 states have call predecessors, (78), 31 states have return successors, (84), 76 states have call predecessors, (84), 77 states have call successors, (84) [2024-11-11 20:38:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 754 transitions. [2024-11-11 20:38:08,244 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 754 transitions. Word has length 182 [2024-11-11 20:38:08,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:08,245 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 754 transitions. [2024-11-11 20:38:08,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-11 20:38:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 754 transitions. [2024-11-11 20:38:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-11 20:38:08,248 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:08,249 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, 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 20:38:08,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-11 20:38:08,249 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:08,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:08,250 INFO L85 PathProgramCache]: Analyzing trace with hash -223544557, now seen corresponding path program 2 times [2024-11-11 20:38:08,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:08,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605036214] [2024-11-11 20:38:08,250 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:08,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-11 20:38:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-11 20:38:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:38:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-11 20:38:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:38:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:38:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:38:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:38:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-11 20:38:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-11 20:38:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-11 20:38:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:38:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-11 20:38:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-11 20:38:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:08,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:08,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605036214] [2024-11-11 20:38:08,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605036214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:08,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:08,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-11 20:38:08,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366705211] [2024-11-11 20:38:08,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:08,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-11 20:38:08,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:08,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-11 20:38:08,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-11 20:38:08,537 INFO L87 Difference]: Start difference. First operand 490 states and 754 transitions. Second operand has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-11 20:38:10,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:10,985 INFO L93 Difference]: Finished difference Result 1086 states and 1698 transitions. [2024-11-11 20:38:10,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-11 20:38:10,985 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 183 [2024-11-11 20:38:10,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:10,990 INFO L225 Difference]: With dead ends: 1086 [2024-11-11 20:38:10,990 INFO L226 Difference]: Without dead ends: 623 [2024-11-11 20:38:10,992 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 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 20:38:10,992 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1514 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 4778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:10,993 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 1857 Invalid, 4778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 4297 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-11 20:38:10,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2024-11-11 20:38:11,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 492. [2024-11-11 20:38:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 381 states have (on average 1.5564304461942258) internal successors, (593), 389 states have internal predecessors, (593), 78 states have call successors, (78), 28 states have call predecessors, (78), 32 states have return successors, (89), 76 states have call predecessors, (89), 77 states have call successors, (89) [2024-11-11 20:38:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 760 transitions. [2024-11-11 20:38:11,029 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 760 transitions. Word has length 183 [2024-11-11 20:38:11,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:11,030 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 760 transitions. [2024-11-11 20:38:11,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (24), 6 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-11 20:38:11,030 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 760 transitions. [2024-11-11 20:38:11,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-11 20:38:11,033 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:11,033 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, 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] [2024-11-11 20:38:11,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-11 20:38:11,033 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:11,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:11,034 INFO L85 PathProgramCache]: Analyzing trace with hash -44191487, now seen corresponding path program 1 times [2024-11-11 20:38:11,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:11,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451152701] [2024-11-11 20:38:11,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:11,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-11 20:38:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:38:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:38:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-11 20:38:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-11 20:38:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-11 20:38:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:38:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:38:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:38:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:38:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:38:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-11 20:38:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-11 20:38:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-11 20:38:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-11 20:38:11,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:11,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451152701] [2024-11-11 20:38:11,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451152701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:38:11,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480628205] [2024-11-11 20:38:11,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:11,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:38:11,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:38:11,388 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 20:38:11,390 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 20:38:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:11,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-11 20:38:11,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:38:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:11,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 20:38:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:11,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480628205] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 20:38:11,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 20:38:11,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 15 [2024-11-11 20:38:11,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078422758] [2024-11-11 20:38:11,930 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 20:38:11,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-11 20:38:11,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:11,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-11 20:38:11,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-11 20:38:11,932 INFO L87 Difference]: Start difference. First operand 492 states and 760 transitions. Second operand has 15 states, 14 states have (on average 12.428571428571429) internal successors, (174), 11 states have internal predecessors, (174), 4 states have call successors, (49), 6 states have call predecessors, (49), 3 states have return successors, (40), 3 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-11 20:38:14,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:14,935 INFO L93 Difference]: Finished difference Result 1526 states and 2495 transitions. [2024-11-11 20:38:14,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-11 20:38:14,935 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.428571428571429) internal successors, (174), 11 states have internal predecessors, (174), 4 states have call successors, (49), 6 states have call predecessors, (49), 3 states have return successors, (40), 3 states have call predecessors, (40), 4 states have call successors, (40) Word has length 184 [2024-11-11 20:38:14,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:14,942 INFO L225 Difference]: With dead ends: 1526 [2024-11-11 20:38:14,942 INFO L226 Difference]: Without dead ends: 1065 [2024-11-11 20:38:14,944 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 407 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 20:38:14,945 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 2769 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 5390 mSolverCounterSat, 922 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2790 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 6312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 922 IncrementalHoareTripleChecker+Valid, 5390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:14,945 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2790 Valid, 2292 Invalid, 6312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [922 Valid, 5390 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-11 20:38:14,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2024-11-11 20:38:14,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 910. [2024-11-11 20:38:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 910 states, 720 states have (on average 1.6097222222222223) internal successors, (1159), 728 states have internal predecessors, (1159), 157 states have call successors, (157), 28 states have call predecessors, (157), 32 states have return successors, (178), 155 states have call predecessors, (178), 156 states have call successors, (178) [2024-11-11 20:38:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1494 transitions. [2024-11-11 20:38:15,023 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1494 transitions. Word has length 184 [2024-11-11 20:38:15,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:15,023 INFO L471 AbstractCegarLoop]: Abstraction has 910 states and 1494 transitions. [2024-11-11 20:38:15,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.428571428571429) internal successors, (174), 11 states have internal predecessors, (174), 4 states have call successors, (49), 6 states have call predecessors, (49), 3 states have return successors, (40), 3 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-11 20:38:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1494 transitions. [2024-11-11 20:38:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-11 20:38:15,032 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:15,033 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:38:15,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-11 20:38:15,233 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 20:38:15,234 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:15,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:15,235 INFO L85 PathProgramCache]: Analyzing trace with hash 227184269, now seen corresponding path program 1 times [2024-11-11 20:38:15,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:15,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219329634] [2024-11-11 20:38:15,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:15,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-11 20:38:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:38:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:38:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:38:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:38:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-11 20:38:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-11 20:38:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-11 20:38:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-11 20:38:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:38:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-11 20:38:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:15,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:15,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219329634] [2024-11-11 20:38:15,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219329634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:15,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:15,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:15,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268876570] [2024-11-11 20:38:15,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:15,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:15,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:15,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:15,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:15,397 INFO L87 Difference]: Start difference. First operand 910 states and 1494 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:16,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:16,964 INFO L93 Difference]: Finished difference Result 2271 states and 3824 transitions. [2024-11-11 20:38:16,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:16,965 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 168 [2024-11-11 20:38:16,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:16,972 INFO L225 Difference]: With dead ends: 2271 [2024-11-11 20:38:16,972 INFO L226 Difference]: Without dead ends: 1439 [2024-11-11 20:38:16,975 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 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 20:38:16,976 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 1598 mSDsluCounter, 776 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1617 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 2002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:16,976 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1617 Valid, 994 Invalid, 2002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-11 20:38:16,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2024-11-11 20:38:17,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1300. [2024-11-11 20:38:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1031 states have (on average 1.6285160038797284) internal successors, (1679), 1039 states have internal predecessors, (1679), 236 states have call successors, (236), 28 states have call predecessors, (236), 32 states have return successors, (267), 234 states have call predecessors, (267), 235 states have call successors, (267) [2024-11-11 20:38:17,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 2182 transitions. [2024-11-11 20:38:17,045 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 2182 transitions. Word has length 168 [2024-11-11 20:38:17,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:17,045 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 2182 transitions. [2024-11-11 20:38:17,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2182 transitions. [2024-11-11 20:38:17,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-11 20:38:17,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:17,053 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, 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] [2024-11-11 20:38:17,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-11 20:38:17,054 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:17,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:17,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1078101629, now seen corresponding path program 1 times [2024-11-11 20:38:17,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:17,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859044115] [2024-11-11 20:38:17,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:17,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-11 20:38:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:38:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:38:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:38:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:38:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-11 20:38:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:38:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-11 20:38:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-11 20:38:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:38:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-11 20:38:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-11 20:38:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-11 20:38:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-11 20:38:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:17,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:17,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859044115] [2024-11-11 20:38:17,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859044115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:17,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:17,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:17,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068330784] [2024-11-11 20:38:17,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:17,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:17,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:17,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:17,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:17,190 INFO L87 Difference]: Start difference. First operand 1300 states and 2182 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:18,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:18,557 INFO L93 Difference]: Finished difference Result 3245 states and 5533 transitions. [2024-11-11 20:38:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:18,558 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 188 [2024-11-11 20:38:18,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:18,570 INFO L225 Difference]: With dead ends: 3245 [2024-11-11 20:38:18,570 INFO L226 Difference]: Without dead ends: 2076 [2024-11-11 20:38:18,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 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 20:38:18,575 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1593 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1611 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:18,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1611 Valid, 977 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:38:18,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2024-11-11 20:38:18,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 1937. [2024-11-11 20:38:18,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1937 states, 1549 states have (on average 1.6378308586184636) internal successors, (2537), 1557 states have internal predecessors, (2537), 355 states have call successors, (355), 28 states have call predecessors, (355), 32 states have return successors, (386), 353 states have call predecessors, (386), 354 states have call successors, (386) [2024-11-11 20:38:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1937 states and 3278 transitions. [2024-11-11 20:38:18,683 INFO L78 Accepts]: Start accepts. Automaton has 1937 states and 3278 transitions. Word has length 188 [2024-11-11 20:38:18,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:18,684 INFO L471 AbstractCegarLoop]: Abstraction has 1937 states and 3278 transitions. [2024-11-11 20:38:18,684 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3278 transitions. [2024-11-11 20:38:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-11 20:38:18,696 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:18,696 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, 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 20:38:18,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-11 20:38:18,696 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:18,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:18,698 INFO L85 PathProgramCache]: Analyzing trace with hash 526581663, now seen corresponding path program 1 times [2024-11-11 20:38:18,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:18,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185790615] [2024-11-11 20:38:18,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:18,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-11 20:38:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:38:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-11 20:38:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:38:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-11 20:38:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:38:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-11 20:38:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-11 20:38:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:38:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:38:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-11 20:38:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:18,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:18,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185790615] [2024-11-11 20:38:18,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185790615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:18,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:18,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:18,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283258583] [2024-11-11 20:38:18,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:18,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:18,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:18,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:18,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:18,844 INFO L87 Difference]: Start difference. First operand 1937 states and 3278 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:20,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:20,358 INFO L93 Difference]: Finished difference Result 4725 states and 8144 transitions. [2024-11-11 20:38:20,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:20,359 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 170 [2024-11-11 20:38:20,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:20,380 INFO L225 Difference]: With dead ends: 4725 [2024-11-11 20:38:20,380 INFO L226 Difference]: Without dead ends: 3054 [2024-11-11 20:38:20,389 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 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 20:38:20,390 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 1600 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 1454 mSolverCounterSat, 526 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 1980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 526 IncrementalHoareTripleChecker+Valid, 1454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:20,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 975 Invalid, 1980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [526 Valid, 1454 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:38:20,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3054 states. [2024-11-11 20:38:20,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3054 to 2915. [2024-11-11 20:38:20,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2365 states have (on average 1.6452431289640592) internal successors, (3891), 2373 states have internal predecessors, (3891), 517 states have call successors, (517), 28 states have call predecessors, (517), 32 states have return successors, (564), 515 states have call predecessors, (564), 516 states have call successors, (564) [2024-11-11 20:38:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 4972 transitions. [2024-11-11 20:38:20,527 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 4972 transitions. Word has length 170 [2024-11-11 20:38:20,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:20,528 INFO L471 AbstractCegarLoop]: Abstraction has 2915 states and 4972 transitions. [2024-11-11 20:38:20,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 4972 transitions. [2024-11-11 20:38:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-11 20:38:20,544 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:20,545 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, 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 20:38:20,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-11 20:38:20,545 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:20,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:20,546 INFO L85 PathProgramCache]: Analyzing trace with hash 765913406, now seen corresponding path program 1 times [2024-11-11 20:38:20,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:20,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716086008] [2024-11-11 20:38:20,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:20,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 20:38:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:38:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-11 20:38:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-11 20:38:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-11 20:38:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:38:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:38:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:38:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:38:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:38:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-11 20:38:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-11 20:38:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-11 20:38:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-11 20:38:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:20,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:20,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716086008] [2024-11-11 20:38:20,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716086008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:20,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:20,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:20,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720327909] [2024-11-11 20:38:20,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:20,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:20,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:20,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:20,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:20,705 INFO L87 Difference]: Start difference. First operand 2915 states and 4972 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:22,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:22,074 INFO L93 Difference]: Finished difference Result 7064 states and 12279 transitions. [2024-11-11 20:38:22,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:22,074 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 190 [2024-11-11 20:38:22,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:22,102 INFO L225 Difference]: With dead ends: 7064 [2024-11-11 20:38:22,102 INFO L226 Difference]: Without dead ends: 4634 [2024-11-11 20:38:22,113 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 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 20:38:22,113 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 1574 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 1455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:22,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 974 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [531 Valid, 1455 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-11 20:38:22,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4634 states. [2024-11-11 20:38:22,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4634 to 4495. [2024-11-11 20:38:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4495 states, 3700 states have (on average 1.6505405405405404) internal successors, (6107), 3708 states have internal predecessors, (6107), 762 states have call successors, (762), 28 states have call predecessors, (762), 32 states have return successors, (835), 760 states have call predecessors, (835), 761 states have call successors, (835) [2024-11-11 20:38:22,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 4495 states and 7704 transitions. [2024-11-11 20:38:22,352 INFO L78 Accepts]: Start accepts. Automaton has 4495 states and 7704 transitions. Word has length 190 [2024-11-11 20:38:22,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:22,352 INFO L471 AbstractCegarLoop]: Abstraction has 4495 states and 7704 transitions. [2024-11-11 20:38:22,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4495 states and 7704 transitions. [2024-11-11 20:38:22,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-11 20:38:22,372 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:22,373 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, 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] [2024-11-11 20:38:22,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-11 20:38:22,373 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:22,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:22,373 INFO L85 PathProgramCache]: Analyzing trace with hash 105673536, now seen corresponding path program 1 times [2024-11-11 20:38:22,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:22,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357630778] [2024-11-11 20:38:22,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:22,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-11 20:38:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:38:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-11 20:38:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-11 20:38:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-11 20:38:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:38:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:38:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-11 20:38:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-11 20:38:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-11 20:38:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-11 20:38:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-11 20:38:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-11 20:38:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-11 20:38:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:22,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:22,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357630778] [2024-11-11 20:38:22,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357630778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:22,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:22,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:22,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620495454] [2024-11-11 20:38:22,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:22,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:22,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:22,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:22,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:22,517 INFO L87 Difference]: Start difference. First operand 4495 states and 7704 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:23,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:23,991 INFO L93 Difference]: Finished difference Result 11235 states and 19608 transitions. [2024-11-11 20:38:23,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:23,992 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 191 [2024-11-11 20:38:23,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:24,034 INFO L225 Difference]: With dead ends: 11235 [2024-11-11 20:38:24,034 INFO L226 Difference]: Without dead ends: 7477 [2024-11-11 20:38:24,049 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 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 20:38:24,050 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 1538 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 530 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1556 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 2056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 530 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:24,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1556 Valid, 990 Invalid, 2056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [530 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:38:24,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7477 states. [2024-11-11 20:38:24,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7477 to 7338. [2024-11-11 20:38:24,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 6050 states have (on average 1.6472727272727272) internal successors, (9966), 6058 states have internal predecessors, (9966), 1255 states have call successors, (1255), 28 states have call predecessors, (1255), 32 states have return successors, (1372), 1253 states have call predecessors, (1372), 1254 states have call successors, (1372) [2024-11-11 20:38:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 12593 transitions. [2024-11-11 20:38:24,477 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 12593 transitions. Word has length 191 [2024-11-11 20:38:24,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:24,477 INFO L471 AbstractCegarLoop]: Abstraction has 7338 states and 12593 transitions. [2024-11-11 20:38:24,478 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 12593 transitions. [2024-11-11 20:38:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-11 20:38:24,509 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:24,509 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, 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] [2024-11-11 20:38:24,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-11 20:38:24,510 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:24,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:24,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1930148255, now seen corresponding path program 1 times [2024-11-11 20:38:24,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:24,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121933317] [2024-11-11 20:38:24,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-11 20:38:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:38:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-11 20:38:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-11 20:38:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-11 20:38:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-11 20:38:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-11 20:38:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-11 20:38:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-11 20:38:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-11 20:38:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-11 20:38:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:24,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:24,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121933317] [2024-11-11 20:38:24,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121933317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:24,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:24,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:24,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724157868] [2024-11-11 20:38:24,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:24,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:24,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:24,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:24,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:24,633 INFO L87 Difference]: Start difference. First operand 7338 states and 12593 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:26,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:26,246 INFO L93 Difference]: Finished difference Result 18655 states and 32572 transitions. [2024-11-11 20:38:26,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:26,247 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 173 [2024-11-11 20:38:26,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:26,300 INFO L225 Difference]: With dead ends: 18655 [2024-11-11 20:38:26,300 INFO L226 Difference]: Without dead ends: 12456 [2024-11-11 20:38:26,326 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 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 20:38:26,327 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 1593 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 544 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1612 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 1980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 544 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:26,328 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1612 Valid, 1010 Invalid, 1980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [544 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:38:26,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12456 states. [2024-11-11 20:38:26,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12456 to 12317. [2024-11-11 20:38:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12317 states, 10207 states have (on average 1.6475947878906632) internal successors, (16817), 10215 states have internal predecessors, (16817), 2077 states have call successors, (2077), 28 states have call predecessors, (2077), 32 states have return successors, (2272), 2075 states have call predecessors, (2272), 2076 states have call successors, (2272) [2024-11-11 20:38:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12317 states to 12317 states and 21166 transitions. [2024-11-11 20:38:26,881 INFO L78 Accepts]: Start accepts. Automaton has 12317 states and 21166 transitions. Word has length 173 [2024-11-11 20:38:26,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:26,882 INFO L471 AbstractCegarLoop]: Abstraction has 12317 states and 21166 transitions. [2024-11-11 20:38:26,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 12317 states and 21166 transitions. [2024-11-11 20:38:26,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-11 20:38:26,925 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:26,925 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 20:38:26,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-11 20:38:26,926 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:26,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:26,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1610306786, now seen corresponding path program 1 times [2024-11-11 20:38:26,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:26,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029635907] [2024-11-11 20:38:26,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:26,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:26,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-11 20:38:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-11 20:38:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-11 20:38:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-11 20:38:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-11 20:38:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-11 20:38:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-11 20:38:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-11 20:38:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:38:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-11 20:38:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-11 20:38:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-11 20:38:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-11 20:38:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-11 20:38:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-11 20:38:27,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:27,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029635907] [2024-11-11 20:38:27,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029635907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:27,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:27,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:27,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546338611] [2024-11-11 20:38:27,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:27,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:27,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:27,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:27,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:27,059 INFO L87 Difference]: Start difference. First operand 12317 states and 21166 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:29,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:29,044 INFO L93 Difference]: Finished difference Result 29613 states and 51432 transitions. [2024-11-11 20:38:29,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:29,045 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 193 [2024-11-11 20:38:29,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:29,125 INFO L225 Difference]: With dead ends: 29613 [2024-11-11 20:38:29,126 INFO L226 Difference]: Without dead ends: 19409 [2024-11-11 20:38:29,165 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 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 20:38:29,166 INFO L435 NwaCegarLoop]: 214 mSDtfsCounter, 1643 mSDsluCounter, 748 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 552 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1662 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 1965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 552 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:29,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1662 Valid, 962 Invalid, 1965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [552 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:38:29,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19409 states. [2024-11-11 20:38:29,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19409 to 19270. [2024-11-11 20:38:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19270 states, 15957 states have (on average 1.6222974243278812) internal successors, (25887), 15965 states have internal predecessors, (25887), 3280 states have call successors, (3280), 28 states have call predecessors, (3280), 32 states have return successors, (3619), 3278 states have call predecessors, (3619), 3279 states have call successors, (3619) [2024-11-11 20:38:29,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19270 states to 19270 states and 32786 transitions. [2024-11-11 20:38:29,927 INFO L78 Accepts]: Start accepts. Automaton has 19270 states and 32786 transitions. Word has length 193 [2024-11-11 20:38:29,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:29,927 INFO L471 AbstractCegarLoop]: Abstraction has 19270 states and 32786 transitions. [2024-11-11 20:38:29,928 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, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-11 20:38:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 19270 states and 32786 transitions. [2024-11-11 20:38:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-11 20:38:29,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:29,975 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, 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] [2024-11-11 20:38:29,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-11 20:38:29,975 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:29,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:29,976 INFO L85 PathProgramCache]: Analyzing trace with hash -934332000, now seen corresponding path program 1 times [2024-11-11 20:38:29,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:29,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255535942] [2024-11-11 20:38:29,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:29,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-11 20:38:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-11 20:38:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-11 20:38:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-11 20:38:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-11 20:38:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-11 20:38:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-11 20:38:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-11 20:38:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-11 20:38:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-11 20:38:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-11 20:38:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:30,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:30,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255535942] [2024-11-11 20:38:30,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255535942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:30,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:30,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:30,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562757291] [2024-11-11 20:38:30,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:30,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:30,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:30,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:30,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:30,109 INFO L87 Difference]: Start difference. First operand 19270 states and 32786 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:32,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:32,079 INFO L93 Difference]: Finished difference Result 51045 states and 88350 transitions. [2024-11-11 20:38:32,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:32,080 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 175 [2024-11-11 20:38:32,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:32,242 INFO L225 Difference]: With dead ends: 51045 [2024-11-11 20:38:32,243 INFO L226 Difference]: Without dead ends: 34530 [2024-11-11 20:38:32,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 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 20:38:32,305 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 1555 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 541 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1574 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 2025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 541 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:32,305 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1574 Valid, 976 Invalid, 2025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [541 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-11 20:38:32,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34530 states. [2024-11-11 20:38:33,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34530 to 34391. [2024-11-11 20:38:33,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34391 states, 28628 states have (on average 1.6191490848120722) internal successors, (46353), 28636 states have internal predecessors, (46353), 5730 states have call successors, (5730), 28 states have call predecessors, (5730), 32 states have return successors, (6343), 5728 states have call predecessors, (6343), 5729 states have call successors, (6343) [2024-11-11 20:38:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34391 states to 34391 states and 58426 transitions. [2024-11-11 20:38:34,006 INFO L78 Accepts]: Start accepts. Automaton has 34391 states and 58426 transitions. Word has length 175 [2024-11-11 20:38:34,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:34,006 INFO L471 AbstractCegarLoop]: Abstraction has 34391 states and 58426 transitions. [2024-11-11 20:38:34,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 34391 states and 58426 transitions. [2024-11-11 20:38:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-11 20:38:34,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:34,073 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, 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 20:38:34,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-11 20:38:34,073 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:34,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:34,074 INFO L85 PathProgramCache]: Analyzing trace with hash 379790823, now seen corresponding path program 1 times [2024-11-11 20:38:34,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:34,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135408016] [2024-11-11 20:38:34,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:34,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-11 20:38:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 20:38:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-11 20:38:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-11 20:38:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-11 20:38:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-11 20:38:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-11 20:38:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-11 20:38:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-11 20:38:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-11 20:38:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-11 20:38:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:34,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:34,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135408016] [2024-11-11 20:38:34,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135408016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:34,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:34,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:34,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072246307] [2024-11-11 20:38:34,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:34,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:34,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:34,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:34,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:34,190 INFO L87 Difference]: Start difference. First operand 34391 states and 58426 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, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:37,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:37,293 INFO L93 Difference]: Finished difference Result 93917 states and 161749 transitions. [2024-11-11 20:38:37,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:37,294 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, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 176 [2024-11-11 20:38:37,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:37,732 INFO L225 Difference]: With dead ends: 93917 [2024-11-11 20:38:37,732 INFO L226 Difference]: Without dead ends: 63197 [2024-11-11 20:38:37,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-11 20:38:37,812 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 1579 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1597 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 2026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 558 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:37,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1597 Valid, 994 Invalid, 2026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [558 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:38:37,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63197 states. [2024-11-11 20:38:40,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63197 to 63058. [2024-11-11 20:38:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63058 states, 52782 states have (on average 1.6149065969459286) internal successors, (85238), 52790 states have internal predecessors, (85238), 10243 states have call successors, (10243), 28 states have call predecessors, (10243), 32 states have return successors, (11388), 10241 states have call predecessors, (11388), 10242 states have call successors, (11388) [2024-11-11 20:38:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63058 states to 63058 states and 106869 transitions. [2024-11-11 20:38:41,286 INFO L78 Accepts]: Start accepts. Automaton has 63058 states and 106869 transitions. Word has length 176 [2024-11-11 20:38:41,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:41,287 INFO L471 AbstractCegarLoop]: Abstraction has 63058 states and 106869 transitions. [2024-11-11 20:38:41,287 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, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:41,287 INFO L276 IsEmpty]: Start isEmpty. Operand 63058 states and 106869 transitions. [2024-11-11 20:38:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-11 20:38:41,421 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:41,421 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, 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 20:38:41,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-11 20:38:41,422 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:41,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:41,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1079621600, now seen corresponding path program 1 times [2024-11-11 20:38:41,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:41,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034958957] [2024-11-11 20:38:41,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:41,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-11 20:38:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 20:38:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 20:38:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-11 20:38:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-11 20:38:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-11 20:38:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-11 20:38:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-11 20:38:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-11 20:38:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-11 20:38:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-11 20:38:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-11 20:38:41,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:41,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034958957] [2024-11-11 20:38:41,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034958957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 20:38:41,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 20:38:41,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 20:38:41,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659000623] [2024-11-11 20:38:41,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 20:38:41,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 20:38:41,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 20:38:41,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-11 20:38:41,583 INFO L87 Difference]: Start difference. First operand 63058 states and 106869 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:45,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 20:38:45,534 INFO L93 Difference]: Finished difference Result 118293 states and 204126 transitions. [2024-11-11 20:38:45,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 20:38:45,535 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 177 [2024-11-11 20:38:45,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 20:38:46,024 INFO L225 Difference]: With dead ends: 118293 [2024-11-11 20:38:46,024 INFO L226 Difference]: Without dead ends: 118070 [2024-11-11 20:38:46,065 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 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 20:38:46,065 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 1541 mSDsluCounter, 773 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1559 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-11 20:38:46,066 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1559 Valid, 985 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [534 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-11 20:38:46,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118070 states. [2024-11-11 20:38:50,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118070 to 117931. [2024-11-11 20:38:50,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117931 states, 99287 states have (on average 1.6095359916202523) internal successors, (159806), 99295 states have internal predecessors, (159806), 18611 states have call successors, (18611), 28 states have call predecessors, (18611), 32 states have return successors, (20802), 18609 states have call predecessors, (20802), 18610 states have call successors, (20802) [2024-11-11 20:38:50,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117931 states to 117931 states and 199219 transitions. [2024-11-11 20:38:50,701 INFO L78 Accepts]: Start accepts. Automaton has 117931 states and 199219 transitions. Word has length 177 [2024-11-11 20:38:50,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 20:38:50,702 INFO L471 AbstractCegarLoop]: Abstraction has 117931 states and 199219 transitions. [2024-11-11 20:38:50,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-11 20:38:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 117931 states and 199219 transitions. [2024-11-11 20:38:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-11 20:38:50,841 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 20:38:50,842 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, 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 20:38:50,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-11 20:38:50,842 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 20:38:50,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 20:38:50,842 INFO L85 PathProgramCache]: Analyzing trace with hash -331245016, now seen corresponding path program 1 times [2024-11-11 20:38:50,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 20:38:50,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113849717] [2024-11-11 20:38:50,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:50,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 20:38:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-11 20:38:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-11 20:38:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 20:38:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-11 20:38:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-11 20:38:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-11 20:38:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-11 20:38:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-11 20:38:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-11 20:38:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-11 20:38:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-11 20:38:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-11 20:38:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-11 20:38:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-11 20:38:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-11 20:38:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-11 20:38:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-11 20:38:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-11 20:38:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-11 20:38:51,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 20:38:51,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113849717] [2024-11-11 20:38:51,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113849717] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 20:38:51,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18871052] [2024-11-11 20:38:51,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 20:38:51,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 20:38:51,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 20:38:51,899 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 20:38:51,900 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 20:38:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 20:38:52,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 1335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-11 20:38:52,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 20:38:52,510 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-11 20:38:52,512 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 20:38:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-11 20:38:52,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18871052] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 20:38:52,865 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 20:38:52,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-11 20:38:52,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840366720] [2024-11-11 20:38:52,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 20:38:52,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-11 20:38:52,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 20:38:52,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-11 20:38:52,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-11 20:38:52,867 INFO L87 Difference]: Start difference. First operand 117931 states and 199219 transitions. Second operand has 32 states, 30 states have (on average 8.933333333333334) internal successors, (268), 24 states have internal predecessors, (268), 9 states have call successors, (55), 12 states have call predecessors, (55), 12 states have return successors, (47), 11 states have call predecessors, (47), 9 states have call successors, (47)