./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec11_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_product35.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 97d4c6be733483d74e70aacf7c001bc7f4ca03733e33a8c0b4370e9380a7e003 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 07:37:43,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 07:37:43,712 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 07:37:43,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 07:37:43,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 07:37:43,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 07:37:43,751 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 07:37:43,751 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 07:37:43,752 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 07:37:43,756 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 07:37:43,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 07:37:43,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 07:37:43,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 07:37:43,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 07:37:43,758 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 07:37:43,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 07:37:43,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 07:37:43,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 07:37:43,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 07:37:43,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 07:37:43,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 07:37:43,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 07:37:43,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 07:37:43,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 07:37:43,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 07:37:43,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 07:37:43,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 07:37:43,763 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 07:37:43,763 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 07:37:43,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 07:37:43,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 07:37:43,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 07:37:43,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:37:43,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 07:37:43,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 07:37:43,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 07:37:43,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 07:37:43,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 07:37:43,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 07:37:43,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 07:37:43,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 07:37:43,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 07:37:43,767 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97d4c6be733483d74e70aacf7c001bc7f4ca03733e33a8c0b4370e9380a7e003 [2024-11-16 07:37:44,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 07:37:44,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 07:37:44,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 07:37:44,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 07:37:44,071 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 07:37:44,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product35.cil.c [2024-11-16 07:37:45,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 07:37:45,817 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 07:37:45,819 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product35.cil.c [2024-11-16 07:37:45,848 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b73c0d577/89bd251035f24901b5c7771a7a34c124/FLAGbb0e25dd7 [2024-11-16 07:37:46,064 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b73c0d577/89bd251035f24901b5c7771a7a34c124 [2024-11-16 07:37:46,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 07:37:46,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 07:37:46,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 07:37:46,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 07:37:46,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 07:37:46,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:37:46" (1/1) ... [2024-11-16 07:37:46,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec32e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:46, skipping insertion in model container [2024-11-16 07:37:46,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:37:46" (1/1) ... [2024-11-16 07:37:46,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 07:37:46,802 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_product35.cil.c[61136,61149] [2024-11-16 07:37:46,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:37:46,863 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 07:37:46,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [48] [2024-11-16 07:37:46,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [460] [2024-11-16 07:37:46,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptAutoResponder_spec.i","") [1540] [2024-11-16 07:37:46,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1573] [2024-11-16 07:37:46,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1939] [2024-11-16 07:37:46,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2172] [2024-11-16 07:37:46,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2190] [2024-11-16 07:37:46,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2327] [2024-11-16 07:37:46,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2766] [2024-11-16 07:37:46,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2775] [2024-11-16 07:37:46,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2813] [2024-11-16 07:37:46,954 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_product35.cil.c[61136,61149] [2024-11-16 07:37:46,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:37:47,000 INFO L204 MainTranslator]: Completed translation [2024-11-16 07:37:47,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47 WrapperNode [2024-11-16 07:37:47,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 07:37:47,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 07:37:47,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 07:37:47,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 07:37:47,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,099 INFO L138 Inliner]: procedures = 137, calls = 226, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1146 [2024-11-16 07:37:47,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 07:37:47,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 07:37:47,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 07:37:47,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 07:37:47,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,123 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,172 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]. [2024-11-16 07:37:47,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 07:37:47,244 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 07:37:47,244 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 07:37:47,244 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 07:37:47,245 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (1/1) ... [2024-11-16 07:37:47,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:37:47,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:47,286 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) [2024-11-16 07:37:47,288 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 [2024-11-16 07:37:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-16 07:37:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-16 07:37:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-16 07:37:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-16 07:37:47,337 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-16 07:37:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-16 07:37:47,337 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-16 07:37:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-16 07:37:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-16 07:37:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-16 07:37:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-16 07:37:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-16 07:37:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-11-16 07:37:47,339 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-11-16 07:37:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-16 07:37:47,339 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-16 07:37:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-16 07:37:47,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-16 07:37:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-16 07:37:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-16 07:37:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-16 07:37:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-16 07:37:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-16 07:37:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-16 07:37:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-16 07:37:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-16 07:37:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-16 07:37:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-16 07:37:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-16 07:37:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-16 07:37:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-16 07:37:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-16 07:37:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-16 07:37:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-16 07:37:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 07:37:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 07:37:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 07:37:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 07:37:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-16 07:37:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-16 07:37:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-16 07:37:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-16 07:37:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 07:37:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 07:37:47,560 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 07:37:47,563 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 07:37:47,726 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: #res := ~retValue_acc~8; [2024-11-16 07:37:47,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2645: #res := ~retValue_acc~40; [2024-11-16 07:37:47,796 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1174: #res#1 := ~retValue_acc~22#1; [2024-11-16 07:37:47,796 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~21#1; [2024-11-16 07:37:47,834 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1398: #res := ~retValue_acc~25; [2024-11-16 07:37:47,851 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1082: #res := ~retValue_acc~20; [2024-11-16 07:37:47,869 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2324-1: createEmail_#res#1 := createEmail_~retValue_acc~35#1; [2024-11-16 07:37:47,886 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L626: #res := ~retValue_acc~14; [2024-11-16 07:37:47,902 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L293: #res := ~retValue_acc~6; [2024-11-16 07:37:47,944 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: #res := ~retValue_acc~7; [2024-11-16 07:37:47,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L404: #res := ~retValue_acc~9; [2024-11-16 07:37:47,972 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L178: #res := ~retValue_acc~3; [2024-11-16 07:37:48,044 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L952: #res := ~retValue_acc~18; [2024-11-16 07:37:48,235 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1035-1: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~19#1; [2024-11-16 07:37:48,236 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L441-1: isVerified_#res#1 := isVerified_~retValue_acc~10#1; [2024-11-16 07:37:48,236 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-1: getEmailId_#res#1 := getEmailId_~retValue_acc~1#1; [2024-11-16 07:37:48,236 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1517-1: getClientId_#res#1 := getClientId_~retValue_acc~27#1; [2024-11-16 07:37:48,237 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1470-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~26#1; [2024-11-16 07:37:48,490 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2810-1: valid_product_#res#1 := valid_product_~retValue_acc~42#1; [2024-11-16 07:37:48,491 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1344-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~24#1; [2024-11-16 07:37:48,491 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2602-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~37#1; [2024-11-16 07:37:48,491 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2620-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~39#1; [2024-11-16 07:37:48,491 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1237-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~23#1; [2024-11-16 07:37:48,491 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2611-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~38#1; [2024-11-16 07:37:48,496 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L141: #res := ~retValue_acc~2; [2024-11-16 07:37:48,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2300: #res#1 := ~retValue_acc~33#1; [2024-11-16 07:37:48,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2280-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~32#1; [2024-11-16 07:37:48,747 INFO L? ?]: Removed 607 outVars from TransFormulas that were not future-live. [2024-11-16 07:37:48,747 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 07:37:48,771 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 07:37:48,771 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 07:37:48,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:37:48 BoogieIcfgContainer [2024-11-16 07:37:48,776 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 07:37:48,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 07:37:48,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 07:37:48,782 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 07:37:48,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:37:46" (1/3) ... [2024-11-16 07:37:48,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd45dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:37:48, skipping insertion in model container [2024-11-16 07:37:48,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:37:47" (2/3) ... [2024-11-16 07:37:48,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd45dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:37:48, skipping insertion in model container [2024-11-16 07:37:48,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:37:48" (3/3) ... [2024-11-16 07:37:48,785 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product35.cil.c [2024-11-16 07:37:48,802 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 07:37:48,803 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 07:37:48,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 07:37:48,889 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;@206e5927, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 07:37:48,889 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 07:37:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 476 states, 371 states have (on average 1.517520215633423) internal successors, (563), 376 states have internal predecessors, (563), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-16 07:37:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-16 07:37:48,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:48,922 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-16 07:37:48,922 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:48,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:48,926 INFO L85 PathProgramCache]: Analyzing trace with hash -844968663, now seen corresponding path program 1 times [2024-11-16 07:37:48,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:48,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327242392] [2024-11-16 07:37:48,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:48,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:37:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:37:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:37:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 07:37:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 07:37:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:37:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:37:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:37:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:37:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:37:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:37:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:37:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:37:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:37:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:37:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:37:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:37:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-16 07:37:49,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:49,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327242392] [2024-11-16 07:37:49,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327242392] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:37:49,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123149295] [2024-11-16 07:37:49,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:49,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:37:49,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:49,966 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) [2024-11-16 07:37:49,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 07:37:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:50,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 07:37:50,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:37:50,431 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-16 07:37:50,432 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:37:50,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123149295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:50,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:37:50,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-16 07:37:50,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617674760] [2024-11-16 07:37:50,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:50,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 07:37:50,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:50,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 07:37:50,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:37:50,469 INFO L87 Difference]: Start difference. First operand has 476 states, 371 states have (on average 1.517520215633423) internal successors, (563), 376 states have internal predecessors, (563), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:50,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:50,538 INFO L93 Difference]: Finished difference Result 742 states and 1092 transitions. [2024-11-16 07:37:50,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 07:37:50,544 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2024-11-16 07:37:50,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:50,565 INFO L225 Difference]: With dead ends: 742 [2024-11-16 07:37:50,565 INFO L226 Difference]: Without dead ends: 468 [2024-11-16 07:37:50,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:37:50,574 INFO L432 NwaCegarLoop]: 706 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, 706 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 [2024-11-16 07:37:50,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 706 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:37:50,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2024-11-16 07:37:50,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2024-11-16 07:37:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 364 states have (on average 1.5137362637362637) internal successors, (551), 368 states have internal predecessors, (551), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 07:37:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 698 transitions. [2024-11-16 07:37:50,664 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 698 transitions. Word has length 168 [2024-11-16 07:37:50,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:50,665 INFO L471 AbstractCegarLoop]: Abstraction has 468 states and 698 transitions. [2024-11-16 07:37:50,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 698 transitions. [2024-11-16 07:37:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-16 07:37:50,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:50,675 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:37:50,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 07:37:50,876 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 [2024-11-16 07:37:50,877 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:50,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:50,877 INFO L85 PathProgramCache]: Analyzing trace with hash -327292, now seen corresponding path program 1 times [2024-11-16 07:37:50,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:50,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322769355] [2024-11-16 07:37:50,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:37:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:37:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:37:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 07:37:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 07:37:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:37:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:37:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:37:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:37:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:37:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:37:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:37:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:37:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:37:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:37:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:37:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 07:37:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-16 07:37:51,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:51,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322769355] [2024-11-16 07:37:51,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322769355] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:37:51,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292238934] [2024-11-16 07:37:51,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:51,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:37:51,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:51,283 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) [2024-11-16 07:37:51,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 07:37:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:51,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-16 07:37:51,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:37:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-16 07:37:51,706 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:37:51,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292238934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:51,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:37:51,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:37:51,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048849131] [2024-11-16 07:37:51,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:51,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:37:51,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:51,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:37:51,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:37:51,709 INFO L87 Difference]: Start difference. First operand 468 states and 698 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:51,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:51,783 INFO L93 Difference]: Finished difference Result 732 states and 1070 transitions. [2024-11-16 07:37:51,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:37:51,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 171 [2024-11-16 07:37:51,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:51,793 INFO L225 Difference]: With dead ends: 732 [2024-11-16 07:37:51,793 INFO L226 Difference]: Without dead ends: 472 [2024-11-16 07:37:51,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:37:51,797 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 0 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1392 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:37:51,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1392 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:37:51,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2024-11-16 07:37:51,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 472. [2024-11-16 07:37:51,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 368 states have (on average 1.5081521739130435) internal successors, (555), 372 states have internal predecessors, (555), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 07:37:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 702 transitions. [2024-11-16 07:37:51,834 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 702 transitions. Word has length 171 [2024-11-16 07:37:51,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:51,834 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 702 transitions. [2024-11-16 07:37:51,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 702 transitions. [2024-11-16 07:37:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-16 07:37:51,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:51,841 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:37:51,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 07:37:52,041 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 [2024-11-16 07:37:52,042 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:52,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:52,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1438480966, now seen corresponding path program 1 times [2024-11-16 07:37:52,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:52,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572252445] [2024-11-16 07:37:52,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:52,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:37:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:37:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:37:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:37:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 07:37:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 07:37:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:37:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:37:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:37:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:37:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:37:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:37:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:37:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:37:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:37:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:37:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:37:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-16 07:37:52,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:52,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572252445] [2024-11-16 07:37:52,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572252445] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:37:52,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020215865] [2024-11-16 07:37:52,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:52,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:37:52,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:52,390 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) [2024-11-16 07:37:52,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 07:37:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:52,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 1378 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:37:52,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:37:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-16 07:37:52,831 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:37:52,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020215865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:52,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:37:52,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:37:52,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358514121] [2024-11-16 07:37:52,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:52,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:37:52,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:52,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:37:52,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:37:52,838 INFO L87 Difference]: Start difference. First operand 472 states and 702 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:52,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:52,876 INFO L93 Difference]: Finished difference Result 1006 states and 1513 transitions. [2024-11-16 07:37:52,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:37:52,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 182 [2024-11-16 07:37:52,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:52,883 INFO L225 Difference]: With dead ends: 1006 [2024-11-16 07:37:52,883 INFO L226 Difference]: Without dead ends: 563 [2024-11-16 07:37:52,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:37:52,886 INFO L432 NwaCegarLoop]: 708 mSDtfsCounter, 152 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 1359 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 [2024-11-16 07:37:52,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 1359 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:37:52,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2024-11-16 07:37:52,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 555. [2024-11-16 07:37:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 437 states have (on average 1.517162471395881) internal successors, (663), 441 states have internal predecessors, (663), 88 states have call successors, (88), 29 states have call predecessors, (88), 29 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-16 07:37:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 838 transitions. [2024-11-16 07:37:52,909 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 838 transitions. Word has length 182 [2024-11-16 07:37:52,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:52,910 INFO L471 AbstractCegarLoop]: Abstraction has 555 states and 838 transitions. [2024-11-16 07:37:52,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 07:37:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 838 transitions. [2024-11-16 07:37:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-16 07:37:52,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:52,914 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:37:52,934 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 07:37:53,114 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 [2024-11-16 07:37:53,115 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:53,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:53,115 INFO L85 PathProgramCache]: Analyzing trace with hash -554236707, now seen corresponding path program 1 times [2024-11-16 07:37:53,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:53,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406669670] [2024-11-16 07:37:53,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:53,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:37:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:37:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:37:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 07:37:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 07:37:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 07:37:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:37:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:37:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 07:37:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:37:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 07:37:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:37:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:37:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:37:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:37:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 07:37:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:37:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,436 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-16 07:37:53,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:53,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406669670] [2024-11-16 07:37:53,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406669670] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:37:53,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543195362] [2024-11-16 07:37:53,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:53,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:37:53,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:53,440 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) [2024-11-16 07:37:53,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 07:37:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:53,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 07:37:53,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:37:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:37:53,914 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:37:53,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543195362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:53,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:37:53,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-16 07:37:53,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460179209] [2024-11-16 07:37:53,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:53,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:37:53,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:53,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:37:53,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:37:53,916 INFO L87 Difference]: Start difference. First operand 555 states and 838 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:37:53,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:53,981 INFO L93 Difference]: Finished difference Result 1101 states and 1666 transitions. [2024-11-16 07:37:53,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:37:53,982 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 183 [2024-11-16 07:37:53,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:53,985 INFO L225 Difference]: With dead ends: 1101 [2024-11-16 07:37:53,986 INFO L226 Difference]: Without dead ends: 557 [2024-11-16 07:37:53,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:37:53,988 INFO L432 NwaCegarLoop]: 690 mSDtfsCounter, 2 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2749 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 [2024-11-16 07:37:53,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2749 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:37:53,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2024-11-16 07:37:54,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 557. [2024-11-16 07:37:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 438 states have (on average 1.5159817351598173) internal successors, (664), 443 states have internal predecessors, (664), 88 states have call successors, (88), 29 states have call predecessors, (88), 30 states have return successors, (89), 86 states have call predecessors, (89), 87 states have call successors, (89) [2024-11-16 07:37:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 841 transitions. [2024-11-16 07:37:54,010 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 841 transitions. Word has length 183 [2024-11-16 07:37:54,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:54,010 INFO L471 AbstractCegarLoop]: Abstraction has 557 states and 841 transitions. [2024-11-16 07:37:54,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:37:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 841 transitions. [2024-11-16 07:37:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-16 07:37:54,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:54,014 INFO L215 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, 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] [2024-11-16 07:37:54,034 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 07:37:54,215 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 [2024-11-16 07:37:54,215 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:54,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:54,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1644479314, now seen corresponding path program 1 times [2024-11-16 07:37:54,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:54,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012747876] [2024-11-16 07:37:54,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:54,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:37:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-16 07:37:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-16 07:37:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 07:37:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 07:37:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:37:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:37:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:37:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:37:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:37:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:37:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:37:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:37:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:37:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:37:54,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:54,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012747876] [2024-11-16 07:37:54,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012747876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:37:54,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694778068] [2024-11-16 07:37:54,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:54,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:37:54,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:37:54,542 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) [2024-11-16 07:37:54,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 07:37:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:54,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 07:37:54,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:37:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-16 07:37:54,958 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:37:54,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694778068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:54,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:37:54,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-16 07:37:54,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775289295] [2024-11-16 07:37:54,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:54,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:37:54,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:54,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:37:54,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:37:54,960 INFO L87 Difference]: Start difference. First operand 557 states and 841 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 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) [2024-11-16 07:37:55,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:55,033 INFO L93 Difference]: Finished difference Result 1103 states and 1671 transitions. [2024-11-16 07:37:55,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:37:55,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 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 165 [2024-11-16 07:37:55,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:55,039 INFO L225 Difference]: With dead ends: 1103 [2024-11-16 07:37:55,039 INFO L226 Difference]: Without dead ends: 559 [2024-11-16 07:37:55,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:37:55,042 INFO L432 NwaCegarLoop]: 688 mSDtfsCounter, 2 mSDsluCounter, 2047 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2735 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 [2024-11-16 07:37:55,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2735 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:37:55,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2024-11-16 07:37:55,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559. [2024-11-16 07:37:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 439 states have (on average 1.5148063781321184) internal successors, (665), 445 states have internal predecessors, (665), 88 states have call successors, (88), 29 states have call predecessors, (88), 31 states have return successors, (94), 86 states have call predecessors, (94), 87 states have call successors, (94) [2024-11-16 07:37:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 847 transitions. [2024-11-16 07:37:55,072 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 847 transitions. Word has length 165 [2024-11-16 07:37:55,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:55,073 INFO L471 AbstractCegarLoop]: Abstraction has 559 states and 847 transitions. [2024-11-16 07:37:55,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 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) [2024-11-16 07:37:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 847 transitions. [2024-11-16 07:37:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-16 07:37:55,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:55,077 INFO L215 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, 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] [2024-11-16 07:37:55,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 07:37:55,278 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 [2024-11-16 07:37:55,278 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:55,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:55,279 INFO L85 PathProgramCache]: Analyzing trace with hash 698246873, now seen corresponding path program 1 times [2024-11-16 07:37:55,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:55,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367369146] [2024-11-16 07:37:55,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:55,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:37:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:37:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 07:37:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:37:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:37:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:37:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:37:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:37:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:37:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:37:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:37:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:37:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:37:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:37:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:37:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:37:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 07:37:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-16 07:37:55,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:55,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367369146] [2024-11-16 07:37:55,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367369146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:55,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:37:55,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:37:55,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471802949] [2024-11-16 07:37:55,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:55,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:37:55,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:55,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:37:55,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:37:55,588 INFO L87 Difference]: Start difference. First operand 559 states and 847 transitions. Second operand has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:37:58,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:37:58,338 INFO L93 Difference]: Finished difference Result 1326 states and 2040 transitions. [2024-11-16 07:37:58,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:37:58,339 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 185 [2024-11-16 07:37:58,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:37:58,346 INFO L225 Difference]: With dead ends: 1326 [2024-11-16 07:37:58,347 INFO L226 Difference]: Without dead ends: 790 [2024-11-16 07:37:58,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:37:58,351 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1716 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 3089 mSolverCounterSat, 701 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1717 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 3790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 701 IncrementalHoareTripleChecker+Valid, 3089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-16 07:37:58,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1717 Valid, 1489 Invalid, 3790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [701 Valid, 3089 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-16 07:37:58,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2024-11-16 07:37:58,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 559. [2024-11-16 07:37:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 439 states have (on average 1.5148063781321184) internal successors, (665), 445 states have internal predecessors, (665), 88 states have call successors, (88), 29 states have call predecessors, (88), 31 states have return successors, (93), 86 states have call predecessors, (93), 87 states have call successors, (93) [2024-11-16 07:37:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 846 transitions. [2024-11-16 07:37:58,425 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 846 transitions. Word has length 185 [2024-11-16 07:37:58,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:37:58,425 INFO L471 AbstractCegarLoop]: Abstraction has 559 states and 846 transitions. [2024-11-16 07:37:58,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.25) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:37:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 846 transitions. [2024-11-16 07:37:58,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 07:37:58,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:37:58,430 INFO L215 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:37:58,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 07:37:58,430 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:37:58,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:37:58,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1483790633, now seen corresponding path program 2 times [2024-11-16 07:37:58,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:37:58,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489008216] [2024-11-16 07:37:58,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:37:58,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:37:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:37:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:37:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:37:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:37:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:37:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 07:37:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:37:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-16 07:37:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:37:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:37:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:37:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:37:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:37:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:37:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:37:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:37:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:37:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:37:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:37:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 07:37:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:37:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:37:58,684 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-16 07:37:58,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:37:58,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489008216] [2024-11-16 07:37:58,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489008216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:37:58,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:37:58,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:37:58,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804062491] [2024-11-16 07:37:58,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:37:58,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:37:58,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:37:58,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:37:58,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:37:58,686 INFO L87 Difference]: Start difference. First operand 559 states and 846 transitions. Second operand has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:38:01,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:01,120 INFO L93 Difference]: Finished difference Result 1328 states and 2043 transitions. [2024-11-16 07:38:01,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:38:01,121 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 186 [2024-11-16 07:38:01,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:01,127 INFO L225 Difference]: With dead ends: 1328 [2024-11-16 07:38:01,128 INFO L226 Difference]: Without dead ends: 792 [2024-11-16 07:38:01,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:38:01,130 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1848 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 2910 mSolverCounterSat, 688 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 1488 SdHoareTripleChecker+Invalid, 3598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 688 IncrementalHoareTripleChecker+Valid, 2910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:01,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1849 Valid, 1488 Invalid, 3598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [688 Valid, 2910 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-16 07:38:01,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2024-11-16 07:38:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 561. [2024-11-16 07:38:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 440 states have (on average 1.5136363636363637) internal successors, (666), 447 states have internal predecessors, (666), 88 states have call successors, (88), 29 states have call predecessors, (88), 32 states have return successors, (95), 86 states have call predecessors, (95), 87 states have call successors, (95) [2024-11-16 07:38:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 849 transitions. [2024-11-16 07:38:01,171 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 849 transitions. Word has length 186 [2024-11-16 07:38:01,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:01,171 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 849 transitions. [2024-11-16 07:38:01,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-16 07:38:01,172 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 849 transitions. [2024-11-16 07:38:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-16 07:38:01,174 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:01,174 INFO L215 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:01,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 07:38:01,175 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:01,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:01,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1632389215, now seen corresponding path program 1 times [2024-11-16 07:38:01,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:01,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048493912] [2024-11-16 07:38:01,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:01,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 07:38:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 07:38:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:38:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:38:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:38:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:38:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:38:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:38:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:38:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:38:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:38:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-16 07:38:01,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:01,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048493912] [2024-11-16 07:38:01,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048493912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:01,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:01,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:38:01,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727779077] [2024-11-16 07:38:01,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:01,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:38:01,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:01,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:38:01,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:38:01,454 INFO L87 Difference]: Start difference. First operand 561 states and 849 transitions. Second operand has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-16 07:38:04,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:04,720 INFO L93 Difference]: Finished difference Result 1326 states and 2038 transitions. [2024-11-16 07:38:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:38:04,721 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 168 [2024-11-16 07:38:04,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:04,726 INFO L225 Difference]: With dead ends: 1326 [2024-11-16 07:38:04,726 INFO L226 Difference]: Without dead ends: 792 [2024-11-16 07:38:04,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-16 07:38:04,729 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 1887 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 4754 mSolverCounterSat, 736 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1888 SdHoareTripleChecker+Valid, 2062 SdHoareTripleChecker+Invalid, 5490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 736 IncrementalHoareTripleChecker+Valid, 4754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:04,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1888 Valid, 2062 Invalid, 5490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [736 Valid, 4754 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-16 07:38:04,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2024-11-16 07:38:04,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 561. [2024-11-16 07:38:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 440 states have (on average 1.5136363636363637) internal successors, (666), 447 states have internal predecessors, (666), 88 states have call successors, (88), 29 states have call predecessors, (88), 32 states have return successors, (94), 86 states have call predecessors, (94), 87 states have call successors, (94) [2024-11-16 07:38:04,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 848 transitions. [2024-11-16 07:38:04,770 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 848 transitions. Word has length 168 [2024-11-16 07:38:04,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:04,771 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 848 transitions. [2024-11-16 07:38:04,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-16 07:38:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 848 transitions. [2024-11-16 07:38:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-16 07:38:04,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:04,774 INFO L215 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, 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] [2024-11-16 07:38:04,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 07:38:04,774 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:04,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:04,775 INFO L85 PathProgramCache]: Analyzing trace with hash 771254406, now seen corresponding path program 1 times [2024-11-16 07:38:04,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:04,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792393600] [2024-11-16 07:38:04,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:04,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:04,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 07:38:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:38:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:38:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 07:38:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:38:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:38:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:38:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:38:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:38:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:38:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:38:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:38:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:38:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:38:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-16 07:38:05,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:05,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792393600] [2024-11-16 07:38:05,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792393600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:05,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:05,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:38:05,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423343886] [2024-11-16 07:38:05,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:05,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:38:05,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:05,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:38:05,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:38:05,071 INFO L87 Difference]: Start difference. First operand 561 states and 848 transitions. Second operand has 12 states, 11 states have (on average 10.181818181818182) internal successors, (112), 8 states have internal predecessors, (112), 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) [2024-11-16 07:38:07,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:07,930 INFO L93 Difference]: Finished difference Result 1328 states and 2044 transitions. [2024-11-16 07:38:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:38:07,931 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.181818181818182) internal successors, (112), 8 states have internal predecessors, (112), 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 188 [2024-11-16 07:38:07,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:07,936 INFO L225 Difference]: With dead ends: 1328 [2024-11-16 07:38:07,936 INFO L226 Difference]: Without dead ends: 794 [2024-11-16 07:38:07,938 INFO L431 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 [2024-11-16 07:38:07,938 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1862 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 4737 mSolverCounterSat, 752 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 5489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 752 IncrementalHoareTripleChecker+Valid, 4737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:07,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1863 Valid, 2064 Invalid, 5489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [752 Valid, 4737 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-16 07:38:07,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2024-11-16 07:38:07,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 563. [2024-11-16 07:38:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 441 states have (on average 1.5124716553287982) internal successors, (667), 449 states have internal predecessors, (667), 88 states have call successors, (88), 29 states have call predecessors, (88), 33 states have return successors, (99), 86 states have call predecessors, (99), 87 states have call successors, (99) [2024-11-16 07:38:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 854 transitions. [2024-11-16 07:38:07,982 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 854 transitions. Word has length 188 [2024-11-16 07:38:07,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:07,982 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 854 transitions. [2024-11-16 07:38:07,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.181818181818182) internal successors, (112), 8 states have internal predecessors, (112), 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) [2024-11-16 07:38:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 854 transitions. [2024-11-16 07:38:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-16 07:38:07,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:07,985 INFO L215 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:07,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 07:38:07,985 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:07,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:07,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1842067838, now seen corresponding path program 1 times [2024-11-16 07:38:07,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:07,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827664451] [2024-11-16 07:38:07,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:07,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 07:38:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 07:38:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:38:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:38:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:38:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:38:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:38:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 07:38:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:38:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:38:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:38:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-16 07:38:08,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:08,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827664451] [2024-11-16 07:38:08,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827664451] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:38:08,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297634870] [2024-11-16 07:38:08,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:08,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:38:08,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:38:08,267 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) [2024-11-16 07:38:08,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 07:38:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:08,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 1311 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:38:08,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:38:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:08,655 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 07:38:08,795 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:08,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297634870] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 07:38:08,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 07:38:08,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 15 [2024-11-16 07:38:08,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697695247] [2024-11-16 07:38:08,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 07:38:08,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 07:38:08,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:08,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 07:38:08,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:38:08,800 INFO L87 Difference]: Start difference. First operand 563 states and 854 transitions. Second operand has 15 states, 14 states have (on average 12.571428571428571) internal successors, (176), 11 states have internal predecessors, (176), 4 states have call successors, (42), 6 states have call predecessors, (42), 3 states have return successors, (34), 3 states have call predecessors, (34), 4 states have call successors, (34) [2024-11-16 07:38:11,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:11,808 INFO L93 Difference]: Finished difference Result 1848 states and 2936 transitions. [2024-11-16 07:38:11,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-16 07:38:11,809 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.571428571428571) internal successors, (176), 11 states have internal predecessors, (176), 4 states have call successors, (42), 6 states have call predecessors, (42), 3 states have return successors, (34), 3 states have call predecessors, (34), 4 states have call successors, (34) Word has length 170 [2024-11-16 07:38:11,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:11,817 INFO L225 Difference]: With dead ends: 1848 [2024-11-16 07:38:11,818 INFO L226 Difference]: Without dead ends: 1318 [2024-11-16 07:38:11,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=828, Unknown=0, NotChecked=0, Total=992 [2024-11-16 07:38:11,821 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 3703 mSDsluCounter, 2049 mSDsCounter, 0 mSdLazyCounter, 4546 mSolverCounterSat, 1249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3723 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 5795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1249 IncrementalHoareTripleChecker+Valid, 4546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:11,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3723 Valid, 2261 Invalid, 5795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1249 Valid, 4546 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-16 07:38:11,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states. [2024-11-16 07:38:11,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 1063. [2024-11-16 07:38:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 862 states have (on average 1.54292343387471) internal successors, (1330), 870 states have internal predecessors, (1330), 167 states have call successors, (167), 29 states have call predecessors, (167), 33 states have return successors, (188), 165 states have call predecessors, (188), 166 states have call successors, (188) [2024-11-16 07:38:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1685 transitions. [2024-11-16 07:38:11,885 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1685 transitions. Word has length 170 [2024-11-16 07:38:11,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:11,885 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1685 transitions. [2024-11-16 07:38:11,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.571428571428571) internal successors, (176), 11 states have internal predecessors, (176), 4 states have call successors, (42), 6 states have call predecessors, (42), 3 states have return successors, (34), 3 states have call predecessors, (34), 4 states have call successors, (34) [2024-11-16 07:38:11,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1685 transitions. [2024-11-16 07:38:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-16 07:38:11,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:11,891 INFO L215 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, 1, 1] [2024-11-16 07:38:11,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 07:38:12,091 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 [2024-11-16 07:38:12,092 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:12,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:12,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1612864801, now seen corresponding path program 1 times [2024-11-16 07:38:12,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:12,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168187502] [2024-11-16 07:38:12,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:12,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:38:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:38:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:38:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:38:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:38:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:38:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:38:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:38:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:38:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:38:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 07:38:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:12,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:12,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168187502] [2024-11-16 07:38:12,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168187502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:12,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:12,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:12,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429775818] [2024-11-16 07:38:12,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:12,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:12,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:12,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:12,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:12,239 INFO L87 Difference]: Start difference. First operand 1063 states and 1685 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (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) [2024-11-16 07:38:13,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:13,819 INFO L93 Difference]: Finished difference Result 2757 states and 4459 transitions. [2024-11-16 07:38:13,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:13,819 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (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 180 [2024-11-16 07:38:13,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:13,828 INFO L225 Difference]: With dead ends: 2757 [2024-11-16 07:38:13,828 INFO L226 Difference]: Without dead ends: 1776 [2024-11-16 07:38:13,831 INFO L431 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 [2024-11-16 07:38:13,832 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 2030 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 790 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2051 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 2430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:13,832 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2051 Valid, 1109 Invalid, 2430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [790 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 07:38:13,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2024-11-16 07:38:13,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1537. [2024-11-16 07:38:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1537 states, 1257 states have (on average 1.5505171042163883) internal successors, (1949), 1265 states have internal predecessors, (1949), 246 states have call successors, (246), 29 states have call predecessors, (246), 33 states have return successors, (277), 244 states have call predecessors, (277), 245 states have call successors, (277) [2024-11-16 07:38:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1537 states and 2472 transitions. [2024-11-16 07:38:13,908 INFO L78 Accepts]: Start accepts. Automaton has 1537 states and 2472 transitions. Word has length 180 [2024-11-16 07:38:13,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:13,908 INFO L471 AbstractCegarLoop]: Abstraction has 1537 states and 2472 transitions. [2024-11-16 07:38:13,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (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) [2024-11-16 07:38:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2472 transitions. [2024-11-16 07:38:13,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-16 07:38:13,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:13,915 INFO L215 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:13,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 07:38:13,915 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:13,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:13,916 INFO L85 PathProgramCache]: Analyzing trace with hash 928034293, now seen corresponding path program 1 times [2024-11-16 07:38:13,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:13,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980571542] [2024-11-16 07:38:13,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:13,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:13,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:38:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:38:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:38:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:38:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:38:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:38:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 07:38:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:38:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:38:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:38:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:38:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:38:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:38:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 07:38:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-16 07:38:14,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:14,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980571542] [2024-11-16 07:38:14,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980571542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:14,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:14,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:14,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810297212] [2024-11-16 07:38:14,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:14,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:14,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:14,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:14,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:14,067 INFO L87 Difference]: Start difference. First operand 1537 states and 2472 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:38:15,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:15,630 INFO L93 Difference]: Finished difference Result 3943 states and 6419 transitions. [2024-11-16 07:38:15,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:15,630 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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 200 [2024-11-16 07:38:15,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:15,646 INFO L225 Difference]: With dead ends: 3943 [2024-11-16 07:38:15,646 INFO L226 Difference]: Without dead ends: 2549 [2024-11-16 07:38:15,651 INFO L431 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 [2024-11-16 07:38:15,651 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 1898 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1916 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 2512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:15,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1916 Valid, 1127 Invalid, 2512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 07:38:15,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2549 states. [2024-11-16 07:38:15,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2549 to 2310. [2024-11-16 07:38:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2310 states, 1911 states have (on average 1.5525902668759812) internal successors, (2967), 1919 states have internal predecessors, (2967), 365 states have call successors, (365), 29 states have call predecessors, (365), 33 states have return successors, (396), 363 states have call predecessors, (396), 364 states have call successors, (396) [2024-11-16 07:38:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 2310 states and 3728 transitions. [2024-11-16 07:38:15,768 INFO L78 Accepts]: Start accepts. Automaton has 2310 states and 3728 transitions. Word has length 200 [2024-11-16 07:38:15,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:15,769 INFO L471 AbstractCegarLoop]: Abstraction has 2310 states and 3728 transitions. [2024-11-16 07:38:15,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:38:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 3728 transitions. [2024-11-16 07:38:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-16 07:38:15,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:15,781 INFO L215 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, 1, 1, 1, 1] [2024-11-16 07:38:15,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 07:38:15,781 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:15,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:15,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1183417601, now seen corresponding path program 1 times [2024-11-16 07:38:15,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:15,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758612093] [2024-11-16 07:38:15,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:15,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:38:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:38:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:38:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:38:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:38:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:38:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:38:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:38:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:38:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:38:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:38:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:15,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:15,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758612093] [2024-11-16 07:38:15,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758612093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:15,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:15,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:15,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485027482] [2024-11-16 07:38:15,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:15,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:15,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:15,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:15,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:15,943 INFO L87 Difference]: Start difference. First operand 2310 states and 3728 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (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) [2024-11-16 07:38:17,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:17,695 INFO L93 Difference]: Finished difference Result 5763 states and 9433 transitions. [2024-11-16 07:38:17,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:17,695 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (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 182 [2024-11-16 07:38:17,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:17,714 INFO L225 Difference]: With dead ends: 5763 [2024-11-16 07:38:17,714 INFO L226 Difference]: Without dead ends: 3749 [2024-11-16 07:38:17,719 INFO L431 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 [2024-11-16 07:38:17,720 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 2030 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 793 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2048 SdHoareTripleChecker+Valid, 1090 SdHoareTripleChecker+Invalid, 2397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 793 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:17,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2048 Valid, 1090 Invalid, 2397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [793 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:38:17,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3749 states. [2024-11-16 07:38:17,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3749 to 3510. [2024-11-16 07:38:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3510 states, 2949 states have (on average 1.553747032892506) internal successors, (4582), 2957 states have internal predecessors, (4582), 527 states have call successors, (527), 29 states have call predecessors, (527), 33 states have return successors, (574), 525 states have call predecessors, (574), 526 states have call successors, (574) [2024-11-16 07:38:17,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3510 states and 5683 transitions. [2024-11-16 07:38:17,869 INFO L78 Accepts]: Start accepts. Automaton has 3510 states and 5683 transitions. Word has length 182 [2024-11-16 07:38:17,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:17,869 INFO L471 AbstractCegarLoop]: Abstraction has 3510 states and 5683 transitions. [2024-11-16 07:38:17,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (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) [2024-11-16 07:38:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 5683 transitions. [2024-11-16 07:38:17,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-16 07:38:17,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:17,887 INFO L215 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, 1, 1, 1, 1, 1] [2024-11-16 07:38:17,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 07:38:17,887 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:17,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:17,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1482174360, now seen corresponding path program 1 times [2024-11-16 07:38:17,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:17,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859272903] [2024-11-16 07:38:17,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:38:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:38:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:38:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:38:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 07:38:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:17,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:38:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:38:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:38:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:38:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 07:38:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:38:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:18,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:18,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859272903] [2024-11-16 07:38:18,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859272903] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:18,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:18,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:18,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274559364] [2024-11-16 07:38:18,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:18,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:18,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:18,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:18,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:18,038 INFO L87 Difference]: Start difference. First operand 3510 states and 5683 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 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) [2024-11-16 07:38:19,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:19,793 INFO L93 Difference]: Finished difference Result 8665 states and 14236 transitions. [2024-11-16 07:38:19,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:19,793 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 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 183 [2024-11-16 07:38:19,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:19,826 INFO L225 Difference]: With dead ends: 8665 [2024-11-16 07:38:19,826 INFO L226 Difference]: Without dead ends: 5703 [2024-11-16 07:38:19,838 INFO L431 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 [2024-11-16 07:38:19,838 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 1865 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1883 SdHoareTripleChecker+Valid, 1090 SdHoareTripleChecker+Invalid, 2512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:19,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1883 Valid, 1090 Invalid, 2512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:38:19,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2024-11-16 07:38:20,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5464. [2024-11-16 07:38:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5464 states, 4658 states have (on average 1.553885787891799) internal successors, (7238), 4666 states have internal predecessors, (7238), 772 states have call successors, (772), 29 states have call predecessors, (772), 33 states have return successors, (845), 770 states have call predecessors, (845), 771 states have call successors, (845) [2024-11-16 07:38:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5464 states to 5464 states and 8855 transitions. [2024-11-16 07:38:20,113 INFO L78 Accepts]: Start accepts. Automaton has 5464 states and 8855 transitions. Word has length 183 [2024-11-16 07:38:20,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:20,114 INFO L471 AbstractCegarLoop]: Abstraction has 5464 states and 8855 transitions. [2024-11-16 07:38:20,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 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) [2024-11-16 07:38:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 5464 states and 8855 transitions. [2024-11-16 07:38:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-16 07:38:20,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:20,141 INFO L215 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, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:20,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 07:38:20,141 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:20,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:20,142 INFO L85 PathProgramCache]: Analyzing trace with hash -695321471, now seen corresponding path program 1 times [2024-11-16 07:38:20,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:20,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520055817] [2024-11-16 07:38:20,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:20,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:38:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:38:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:38:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:38:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:38:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:38:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:38:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:38:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:38:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:38:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-16 07:38:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:20,286 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:20,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:20,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520055817] [2024-11-16 07:38:20,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520055817] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:20,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:20,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:20,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790382285] [2024-11-16 07:38:20,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:20,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:20,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:20,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:20,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:20,289 INFO L87 Difference]: Start difference. First operand 5464 states and 8855 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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) [2024-11-16 07:38:22,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:22,062 INFO L93 Difference]: Finished difference Result 13538 states and 22285 transitions. [2024-11-16 07:38:22,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:22,062 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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 184 [2024-11-16 07:38:22,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:22,102 INFO L225 Difference]: With dead ends: 13538 [2024-11-16 07:38:22,102 INFO L226 Difference]: Without dead ends: 9007 [2024-11-16 07:38:22,118 INFO L431 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 [2024-11-16 07:38:22,119 INFO L432 NwaCegarLoop]: 236 mSDtfsCounter, 1971 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 1101 SdHoareTripleChecker+Invalid, 2479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:22,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1990 Valid, 1101 Invalid, 2479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:38:22,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9007 states. [2024-11-16 07:38:22,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9007 to 8768. [2024-11-16 07:38:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8768 states, 7469 states have (on average 1.5474628464319187) internal successors, (11558), 7477 states have internal predecessors, (11558), 1265 states have call successors, (1265), 29 states have call predecessors, (1265), 33 states have return successors, (1382), 1263 states have call predecessors, (1382), 1264 states have call successors, (1382) [2024-11-16 07:38:22,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8768 states to 8768 states and 14205 transitions. [2024-11-16 07:38:22,473 INFO L78 Accepts]: Start accepts. Automaton has 8768 states and 14205 transitions. Word has length 184 [2024-11-16 07:38:22,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:22,476 INFO L471 AbstractCegarLoop]: Abstraction has 8768 states and 14205 transitions. [2024-11-16 07:38:22,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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) [2024-11-16 07:38:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 8768 states and 14205 transitions. [2024-11-16 07:38:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-16 07:38:22,513 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:22,514 INFO L215 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:22,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 07:38:22,514 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:22,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:22,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1208117848, now seen corresponding path program 1 times [2024-11-16 07:38:22,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:22,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251840869] [2024-11-16 07:38:22,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:22,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:38:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:38:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:38:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:38:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:38:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:38:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:38:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:38:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:38:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:38:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 07:38:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:22,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:22,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251840869] [2024-11-16 07:38:22,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251840869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:22,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:22,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:22,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867136220] [2024-11-16 07:38:22,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:22,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:22,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:22,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:22,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:22,634 INFO L87 Difference]: Start difference. First operand 8768 states and 14205 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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) [2024-11-16 07:38:24,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:24,546 INFO L93 Difference]: Finished difference Result 22372 states and 36780 transitions. [2024-11-16 07:38:24,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:24,547 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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 185 [2024-11-16 07:38:24,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:24,593 INFO L225 Difference]: With dead ends: 22372 [2024-11-16 07:38:24,593 INFO L226 Difference]: Without dead ends: 15017 [2024-11-16 07:38:24,612 INFO L431 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 [2024-11-16 07:38:24,613 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 1935 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 1738 mSolverCounterSat, 753 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1955 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 2491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 753 IncrementalHoareTripleChecker+Valid, 1738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:24,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1955 Valid, 1091 Invalid, 2491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [753 Valid, 1738 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:38:24,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15017 states. [2024-11-16 07:38:25,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15017 to 14778. [2024-11-16 07:38:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14778 states, 12657 states have (on average 1.5451528798293435) internal successors, (19557), 12665 states have internal predecessors, (19557), 2087 states have call successors, (2087), 29 states have call predecessors, (2087), 33 states have return successors, (2282), 2085 states have call predecessors, (2282), 2086 states have call successors, (2282) [2024-11-16 07:38:25,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14778 states to 14778 states and 23926 transitions. [2024-11-16 07:38:25,206 INFO L78 Accepts]: Start accepts. Automaton has 14778 states and 23926 transitions. Word has length 185 [2024-11-16 07:38:25,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:25,206 INFO L471 AbstractCegarLoop]: Abstraction has 14778 states and 23926 transitions. [2024-11-16 07:38:25,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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) [2024-11-16 07:38:25,207 INFO L276 IsEmpty]: Start isEmpty. Operand 14778 states and 23926 transitions. [2024-11-16 07:38:25,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 07:38:25,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:25,247 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:25,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 07:38:25,247 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:25,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:25,247 INFO L85 PathProgramCache]: Analyzing trace with hash 494588001, now seen corresponding path program 1 times [2024-11-16 07:38:25,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:25,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758981755] [2024-11-16 07:38:25,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:25,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:38:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 07:38:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 07:38:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:38:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:38:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:38:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:38:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:38:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:38:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:38:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 07:38:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:25,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:25,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758981755] [2024-11-16 07:38:25,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758981755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:25,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:25,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:25,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575940616] [2024-11-16 07:38:25,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:25,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:25,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:25,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:25,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:25,382 INFO L87 Difference]: Start difference. First operand 14778 states and 23926 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 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) [2024-11-16 07:38:27,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:27,403 INFO L93 Difference]: Finished difference Result 36148 states and 58773 transitions. [2024-11-16 07:38:27,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:27,404 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 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 186 [2024-11-16 07:38:27,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:27,488 INFO L225 Difference]: With dead ends: 36148 [2024-11-16 07:38:27,488 INFO L226 Difference]: Without dead ends: 23895 [2024-11-16 07:38:27,526 INFO L431 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 [2024-11-16 07:38:27,527 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 1881 mSDsluCounter, 835 mSDsCounter, 0 mSdLazyCounter, 1752 mSolverCounterSat, 734 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 1065 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 734 IncrementalHoareTripleChecker+Valid, 1752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:27,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 1065 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [734 Valid, 1752 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 07:38:27,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23895 states. [2024-11-16 07:38:28,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23895 to 23656. [2024-11-16 07:38:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23656 states, 20332 states have (on average 1.513279559315365) internal successors, (30768), 20340 states have internal predecessors, (30768), 3290 states have call successors, (3290), 29 states have call predecessors, (3290), 33 states have return successors, (3629), 3288 states have call predecessors, (3629), 3289 states have call successors, (3629) [2024-11-16 07:38:28,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23656 states to 23656 states and 37687 transitions. [2024-11-16 07:38:28,528 INFO L78 Accepts]: Start accepts. Automaton has 23656 states and 37687 transitions. Word has length 186 [2024-11-16 07:38:28,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:28,528 INFO L471 AbstractCegarLoop]: Abstraction has 23656 states and 37687 transitions. [2024-11-16 07:38:28,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 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) [2024-11-16 07:38:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 23656 states and 37687 transitions. [2024-11-16 07:38:28,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-16 07:38:28,570 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:28,570 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:28,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 07:38:28,571 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:28,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:28,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1763714165, now seen corresponding path program 1 times [2024-11-16 07:38:28,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:28,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151391983] [2024-11-16 07:38:28,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:28,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:38:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:38:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:38:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:38:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:38:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:38:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:38:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-16 07:38:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:38:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:38:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:38:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 07:38:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 07:38:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-16 07:38:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-16 07:38:28,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:28,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151391983] [2024-11-16 07:38:28,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151391983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:28,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:28,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:28,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10919508] [2024-11-16 07:38:28,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:28,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:28,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:28,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:28,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:28,715 INFO L87 Difference]: Start difference. First operand 23656 states and 37687 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 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) [2024-11-16 07:38:31,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:31,488 INFO L93 Difference]: Finished difference Result 63012 states and 101729 transitions. [2024-11-16 07:38:31,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:31,488 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 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 206 [2024-11-16 07:38:31,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:31,641 INFO L225 Difference]: With dead ends: 63012 [2024-11-16 07:38:31,641 INFO L226 Difference]: Without dead ends: 42701 [2024-11-16 07:38:31,682 INFO L431 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 [2024-11-16 07:38:31,683 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1837 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 1754 mSolverCounterSat, 763 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 1090 SdHoareTripleChecker+Invalid, 2517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 763 IncrementalHoareTripleChecker+Valid, 1754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:31,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1855 Valid, 1090 Invalid, 2517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [763 Valid, 1754 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-16 07:38:31,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42701 states. [2024-11-16 07:38:33,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42701 to 42462. [2024-11-16 07:38:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42462 states, 36688 states have (on average 1.5081225468818142) internal successors, (55330), 36696 states have internal predecessors, (55330), 5740 states have call successors, (5740), 29 states have call predecessors, (5740), 33 states have return successors, (6353), 5738 states have call predecessors, (6353), 5739 states have call successors, (6353) [2024-11-16 07:38:33,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42462 states to 42462 states and 67423 transitions. [2024-11-16 07:38:33,307 INFO L78 Accepts]: Start accepts. Automaton has 42462 states and 67423 transitions. Word has length 206 [2024-11-16 07:38:33,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:33,309 INFO L471 AbstractCegarLoop]: Abstraction has 42462 states and 67423 transitions. [2024-11-16 07:38:33,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 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) [2024-11-16 07:38:33,310 INFO L276 IsEmpty]: Start isEmpty. Operand 42462 states and 67423 transitions. [2024-11-16 07:38:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-16 07:38:33,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:33,379 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:33,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 07:38:33,379 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:33,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:33,380 INFO L85 PathProgramCache]: Analyzing trace with hash 412847201, now seen corresponding path program 1 times [2024-11-16 07:38:33,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:33,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461129071] [2024-11-16 07:38:33,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:33,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:38:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:38:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:38:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:38:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:38:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:38:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:38:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:38:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:38:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:38:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:38:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-16 07:38:33,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:33,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461129071] [2024-11-16 07:38:33,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461129071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:33,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:33,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:33,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456742117] [2024-11-16 07:38:33,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:33,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:33,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:33,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:33,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:33,533 INFO L87 Difference]: Start difference. First operand 42462 states and 67423 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:38:36,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:36,786 INFO L93 Difference]: Finished difference Result 116521 states and 186950 transitions. [2024-11-16 07:38:36,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:36,787 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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 188 [2024-11-16 07:38:36,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:37,275 INFO L225 Difference]: With dead ends: 116521 [2024-11-16 07:38:37,276 INFO L226 Difference]: Without dead ends: 78543 [2024-11-16 07:38:37,369 INFO L431 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 [2024-11-16 07:38:37,369 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 1911 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 744 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1929 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 2500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 744 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:37,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1929 Valid, 1128 Invalid, 2500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [744 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-16 07:38:37,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78543 states. [2024-11-16 07:38:40,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78543 to 78304. [2024-11-16 07:38:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78304 states, 68017 states have (on average 1.5023891086052017) internal successors, (102188), 68025 states have internal predecessors, (102188), 10253 states have call successors, (10253), 29 states have call predecessors, (10253), 33 states have return successors, (11398), 10251 states have call predecessors, (11398), 10252 states have call successors, (11398) [2024-11-16 07:38:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78304 states to 78304 states and 123839 transitions. [2024-11-16 07:38:40,334 INFO L78 Accepts]: Start accepts. Automaton has 78304 states and 123839 transitions. Word has length 188 [2024-11-16 07:38:40,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:40,335 INFO L471 AbstractCegarLoop]: Abstraction has 78304 states and 123839 transitions. [2024-11-16 07:38:40,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:38:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 78304 states and 123839 transitions. [2024-11-16 07:38:40,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-16 07:38:40,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:40,413 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:40,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 07:38:40,414 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:40,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:40,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1892201045, now seen corresponding path program 1 times [2024-11-16 07:38:40,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:40,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134135905] [2024-11-16 07:38:40,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:40,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:38:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:38:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:38:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:38:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:38:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:38:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:38:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:38:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:38:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:38:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:38:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:38:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:38:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 07:38:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-16 07:38:40,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:40,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134135905] [2024-11-16 07:38:40,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134135905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:40,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:40,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:38:40,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127399880] [2024-11-16 07:38:40,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:40,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:38:40,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:40,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:38:40,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:38:40,842 INFO L87 Difference]: Start difference. First operand 78304 states and 123839 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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) [2024-11-16 07:38:44,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:38:44,965 INFO L93 Difference]: Finished difference Result 147794 states and 236995 transitions. [2024-11-16 07:38:44,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:38:44,966 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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 208 [2024-11-16 07:38:44,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:38:45,527 INFO L225 Difference]: With dead ends: 147794 [2024-11-16 07:38:45,527 INFO L226 Difference]: Without dead ends: 147534 [2024-11-16 07:38:45,581 INFO L431 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 [2024-11-16 07:38:45,582 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 1847 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1864 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 2554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 784 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:38:45,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1864 Valid, 1131 Invalid, 2554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [784 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:38:45,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147534 states. [2024-11-16 07:38:49,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147534 to 147295. [2024-11-16 07:38:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147295 states, 128640 states have (on average 1.4959810323383085) internal successors, (192443), 128648 states have internal predecessors, (192443), 18621 states have call successors, (18621), 29 states have call predecessors, (18621), 33 states have return successors, (20812), 18619 states have call predecessors, (20812), 18620 states have call successors, (20812) [2024-11-16 07:38:50,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147295 states to 147295 states and 231876 transitions. [2024-11-16 07:38:50,470 INFO L78 Accepts]: Start accepts. Automaton has 147295 states and 231876 transitions. Word has length 208 [2024-11-16 07:38:50,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:38:50,470 INFO L471 AbstractCegarLoop]: Abstraction has 147295 states and 231876 transitions. [2024-11-16 07:38:50,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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) [2024-11-16 07:38:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 147295 states and 231876 transitions. [2024-11-16 07:38:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-16 07:38:50,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:38:50,612 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:38:50,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 07:38:50,612 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:38:50,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:38:50,613 INFO L85 PathProgramCache]: Analyzing trace with hash 714794908, now seen corresponding path program 1 times [2024-11-16 07:38:50,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:38:50,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743851166] [2024-11-16 07:38:50,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:38:50,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:38:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:38:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:38:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:38:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:38:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:38:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:38:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:38:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:38:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:38:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:38:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:38:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 07:38:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:38:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:38:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:38:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:38:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:38:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:38:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 07:38:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 07:38:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:38:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:38:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-16 07:38:50,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:38:50,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743851166] [2024-11-16 07:38:50,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743851166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:38:50,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:38:50,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 07:38:50,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251497108] [2024-11-16 07:38:50,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:38:50,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 07:38:50,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:38:50,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 07:38:50,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:38:50,894 INFO L87 Difference]: Start difference. First operand 147295 states and 231876 transitions. Second operand has 10 states, 10 states have (on average 13.0) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (24), 7 states have call predecessors, (24), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21)