./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec27_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 66ba4360d8cd17925c78e04f17940e3bee0e828bd2ae8cc06c9e6a2549687bf9 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 23:04:49,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 23:04:49,665 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 23:04:49,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 23:04:49,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 23:04:49,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 23:04:49,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 23:04:49,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 23:04:49,688 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 23:04:49,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 23:04:49,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 23:04:49,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 23:04:49,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 23:04:49,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 23:04:49,689 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 23:04:49,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 23:04:49,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 23:04:49,690 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 23:04:49,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 23:04:49,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 23:04:49,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 23:04:49,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 23:04:49,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 23:04:49,695 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 23:04:49,695 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 23:04:49,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 23:04:49,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 23:04:49,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:04:49,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 23:04:49,696 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 23:04:49,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 23:04:49,699 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66ba4360d8cd17925c78e04f17940e3bee0e828bd2ae8cc06c9e6a2549687bf9 [2024-11-09 23:04:49,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 23:04:49,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 23:04:49,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 23:04:49,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 23:04:49,964 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 23:04:49,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2024-11-09 23:04:51,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 23:04:51,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 23:04:51,478 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c [2024-11-09 23:04:51,501 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80078e312/9cdec34daa0e4b4aa7be651b85217f25/FLAG3abe10539 [2024-11-09 23:04:51,788 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80078e312/9cdec34daa0e4b4aa7be651b85217f25 [2024-11-09 23:04:51,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 23:04:51,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 23:04:51,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 23:04:51,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 23:04:51,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 23:04:51,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:04:51" (1/1) ... [2024-11-09 23:04:51,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61be5bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:51, skipping insertion in model container [2024-11-09 23:04:51,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:04:51" (1/1) ... [2024-11-09 23:04:51,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 23:04:52,190 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c[40704,40717] [2024-11-09 23:04:52,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:04:52,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 23:04:52,317 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [48] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [208] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [225] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1305] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1671] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1680] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1718] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2120] [2024-11-09 23:04:52,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [2560] [2024-11-09 23:04:52,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2591] [2024-11-09 23:04:52,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2901] [2024-11-09 23:04:52,376 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product35.cil.c[40704,40717] [2024-11-09 23:04:52,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:04:52,444 INFO L204 MainTranslator]: Completed translation [2024-11-09 23:04:52,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52 WrapperNode [2024-11-09 23:04:52,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 23:04:52,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 23:04:52,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 23:04:52,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 23:04:52,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,533 INFO L138 Inliner]: procedures = 137, calls = 228, calls flagged for inlining = 65, calls inlined = 62, statements flattened = 1144 [2024-11-09 23:04:52,533 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 23:04:52,534 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 23:04:52,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 23:04:52,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 23:04:52,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,549 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,583 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]. [2024-11-09 23:04:52,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,605 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 23:04:52,639 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 23:04:52,639 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 23:04:52,639 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 23:04:52,640 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (1/1) ... [2024-11-09 23:04:52,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:04:52,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:52,703 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) [2024-11-09 23:04:52,720 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 [2024-11-09 23:04:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-09 23:04:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-09 23:04:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-09 23:04:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-09 23:04:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-09 23:04:52,792 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-09 23:04:52,792 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-09 23:04:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-09 23:04:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-09 23:04:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-09 23:04:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-09 23:04:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-09 23:04:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-11-09 23:04:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-11-09 23:04:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-09 23:04:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-09 23:04:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-09 23:04:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-09 23:04:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-09 23:04:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-09 23:04:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-09 23:04:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-09 23:04:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-09 23:04:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-09 23:04:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-09 23:04:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-09 23:04:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-09 23:04:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-09 23:04:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-09 23:04:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-09 23:04:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-09 23:04:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-09 23:04:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 23:04:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-09 23:04:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-09 23:04:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-09 23:04:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-09 23:04:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-09 23:04:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-09 23:04:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-09 23:04:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-09 23:04:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-09 23:04:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-09 23:04:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-09 23:04:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-09 23:04:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2024-11-09 23:04:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2024-11-09 23:04:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-09 23:04:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-09 23:04:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-09 23:04:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-09 23:04:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-09 23:04:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-09 23:04:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-09 23:04:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-09 23:04:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-09 23:04:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-09 23:04:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 23:04:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 23:04:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 23:04:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 23:04:52,802 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-09 23:04:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-09 23:04:52,802 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-09 23:04:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-09 23:04:52,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 23:04:52,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 23:04:52,981 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 23:04:52,984 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 23:04:53,078 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2027: #res := ~retValue_acc~35; [2024-11-09 23:04:53,087 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2101: #res := ~retValue_acc~37; [2024-11-09 23:04:53,097 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2444: #res := ~retValue_acc~42; [2024-11-09 23:04:53,129 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L894-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~15#1; [2024-11-09 23:04:53,129 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L939: #res#1 := ~retValue_acc~16#1; [2024-11-09 23:04:53,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1163: #res := ~retValue_acc~19; [2024-11-09 23:04:53,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L847: #res := ~retValue_acc~14; [2024-11-09 23:04:53,191 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L205-1: createEmail_#res#1 := createEmail_~retValue_acc~3#1; [2024-11-09 23:04:53,202 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L391: #res := ~retValue_acc~8; [2024-11-09 23:04:53,213 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1953: #res := ~retValue_acc~33; [2024-11-09 23:04:53,248 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1990: #res := ~retValue_acc~34; [2024-11-09 23:04:53,256 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2064: #res := ~retValue_acc~36; [2024-11-09 23:04:53,279 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1838: #res := ~retValue_acc~30; [2024-11-09 23:04:53,329 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L717: #res := ~retValue_acc~12; [2024-11-09 23:04:53,490 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1282-1: getClientId_#res#1 := getClientId_~retValue_acc~21#1; [2024-11-09 23:04:53,491 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1235-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~20#1; [2024-11-09 23:04:53,491 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1764-1: getEmailId_#res#1 := getEmailId_~retValue_acc~28#1; [2024-11-09 23:04:53,491 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L800-1: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~13#1; [2024-11-09 23:04:53,715 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1109-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~18#1; [2024-11-09 23:04:53,715 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2401-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~39#1; [2024-11-09 23:04:53,715 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2419-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~41#1; [2024-11-09 23:04:53,716 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~17#1; [2024-11-09 23:04:53,716 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1715-1: valid_product_#res#1 := valid_product_~retValue_acc~26#1; [2024-11-09 23:04:53,716 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2410-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~40#1; [2024-11-09 23:04:53,723 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801: #res := ~retValue_acc~29; [2024-11-09 23:04:53,760 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L161-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~0#1; [2024-11-09 23:04:53,760 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L181: #res#1 := ~retValue_acc~1#1; [2024-11-09 23:04:53,938 INFO L? ?]: Removed 609 outVars from TransFormulas that were not future-live. [2024-11-09 23:04:53,938 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 23:04:53,961 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 23:04:53,965 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 23:04:53,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:04:53 BoogieIcfgContainer [2024-11-09 23:04:53,966 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 23:04:53,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 23:04:53,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 23:04:53,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 23:04:53,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 11:04:51" (1/3) ... [2024-11-09 23:04:53,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c0c881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:04:53, skipping insertion in model container [2024-11-09 23:04:53,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:04:52" (2/3) ... [2024-11-09 23:04:53,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c0c881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:04:53, skipping insertion in model container [2024-11-09 23:04:53,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:04:53" (3/3) ... [2024-11-09 23:04:53,974 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product35.cil.c [2024-11-09 23:04:53,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 23:04:53,994 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 23:04:54,068 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 23:04:54,074 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;@5ea7a072, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 23:04:54,074 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 23:04:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 484 states, 375 states have (on average 1.5173333333333334) internal successors, (569), 380 states have internal predecessors, (569), 77 states have call successors, (77), 30 states have call predecessors, (77), 30 states have return successors, (77), 76 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-09 23:04:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-09 23:04:54,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:54,100 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:54,101 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:54,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:54,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1025119516, now seen corresponding path program 1 times [2024-11-09 23:04:54,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:54,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38197712] [2024-11-09 23:04:54,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:54,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 23:04:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-09 23:04:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 23:04:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 23:04:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 23:04:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:04:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 23:04:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 23:04:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:04:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:04:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 23:04:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 23:04:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:04:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 23:04:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-09 23:04:54,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:54,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38197712] [2024-11-09 23:04:54,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38197712] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:54,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932268755] [2024-11-09 23:04:54,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:54,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:54,874 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) [2024-11-09 23:04:54,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 23:04:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 1352 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 23:04:55,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 23:04:55,213 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:55,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932268755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:55,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:55,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-09 23:04:55,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090644560] [2024-11-09 23:04:55,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:55,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 23:04:55,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:55,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 23:04:55,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:55,250 INFO L87 Difference]: Start difference. First operand has 484 states, 375 states have (on average 1.5173333333333334) internal successors, (569), 380 states have internal predecessors, (569), 77 states have call successors, (77), 30 states have call predecessors, (77), 30 states have return successors, (77), 76 states have call predecessors, (77), 77 states have call successors, (77) Second operand has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:04:55,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:55,317 INFO L93 Difference]: Finished difference Result 759 states and 1117 transitions. [2024-11-09 23:04:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 23:04:55,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 171 [2024-11-09 23:04:55,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:55,341 INFO L225 Difference]: With dead ends: 759 [2024-11-09 23:04:55,343 INFO L226 Difference]: Without dead ends: 476 [2024-11-09 23:04:55,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:55,355 INFO L432 NwaCegarLoop]: 718 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, 718 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 [2024-11-09 23:04:55,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:55,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2024-11-09 23:04:55,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 476. [2024-11-09 23:04:55,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 368 states have (on average 1.513586956521739) internal successors, (557), 372 states have internal predecessors, (557), 77 states have call successors, (77), 30 states have call predecessors, (77), 30 states have return successors, (76), 75 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-09 23:04:55,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 710 transitions. [2024-11-09 23:04:55,419 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 710 transitions. Word has length 171 [2024-11-09 23:04:55,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:55,421 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 710 transitions. [2024-11-09 23:04:55,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:04:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 710 transitions. [2024-11-09 23:04:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 23:04:55,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:55,426 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:55,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 23:04:55,627 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 [2024-11-09 23:04:55,628 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:55,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:55,628 INFO L85 PathProgramCache]: Analyzing trace with hash -158198735, now seen corresponding path program 1 times [2024-11-09 23:04:55,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:55,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616093804] [2024-11-09 23:04:55,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:55,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-09 23:04:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-09 23:04:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 23:04:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 23:04:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 23:04:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:04:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 23:04:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:04:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 23:04:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 23:04:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:55,967 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-09 23:04:55,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:55,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616093804] [2024-11-09 23:04:55,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616093804] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:55,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161732924] [2024-11-09 23:04:55,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:55,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:55,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:55,973 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) [2024-11-09 23:04:55,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 23:04:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 1276 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 23:04:56,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 23:04:56,301 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:56,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161732924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:56,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:56,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 23:04:56,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49852493] [2024-11-09 23:04:56,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:56,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:04:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:56,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:04:56,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:56,303 INFO L87 Difference]: Start difference. First operand 476 states and 710 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:04:56,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:56,337 INFO L93 Difference]: Finished difference Result 748 states and 1094 transitions. [2024-11-09 23:04:56,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:04:56,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 154 [2024-11-09 23:04:56,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:56,345 INFO L225 Difference]: With dead ends: 748 [2024-11-09 23:04:56,345 INFO L226 Difference]: Without dead ends: 479 [2024-11-09 23:04:56,346 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:56,347 INFO L432 NwaCegarLoop]: 709 mSDtfsCounter, 0 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1416 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 [2024-11-09 23:04:56,347 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1416 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:56,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2024-11-09 23:04:56,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 479. [2024-11-09 23:04:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 371 states have (on average 1.509433962264151) internal successors, (560), 375 states have internal predecessors, (560), 77 states have call successors, (77), 30 states have call predecessors, (77), 30 states have return successors, (76), 75 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-09 23:04:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 713 transitions. [2024-11-09 23:04:56,370 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 713 transitions. Word has length 154 [2024-11-09 23:04:56,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:56,371 INFO L471 AbstractCegarLoop]: Abstraction has 479 states and 713 transitions. [2024-11-09 23:04:56,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:04:56,371 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 713 transitions. [2024-11-09 23:04:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 23:04:56,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:56,374 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:56,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 23:04:56,574 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 [2024-11-09 23:04:56,575 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:56,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:56,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1359638213, now seen corresponding path program 1 times [2024-11-09 23:04:56,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:56,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728624448] [2024-11-09 23:04:56,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:56,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-09 23:04:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 23:04:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 23:04:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 23:04:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 23:04:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:04:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:04:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:04:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 23:04:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:04:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:04:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 23:04:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 23:04:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 23:04:56,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:56,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728624448] [2024-11-09 23:04:56,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728624448] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:56,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452032530] [2024-11-09 23:04:56,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:56,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:56,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:56,838 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) [2024-11-09 23:04:56,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 23:04:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 1303 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 23:04:57,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 23:04:57,145 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:57,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452032530] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:57,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:57,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-09 23:04:57,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888029313] [2024-11-09 23:04:57,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:57,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:04:57,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:57,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:04:57,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:57,146 INFO L87 Difference]: Start difference. First operand 479 states and 713 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:04:57,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:57,184 INFO L93 Difference]: Finished difference Result 1020 states and 1535 transitions. [2024-11-09 23:04:57,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:04:57,184 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 164 [2024-11-09 23:04:57,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:57,187 INFO L225 Difference]: With dead ends: 1020 [2024-11-09 23:04:57,187 INFO L226 Difference]: Without dead ends: 569 [2024-11-09 23:04:57,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:04:57,192 INFO L432 NwaCegarLoop]: 734 mSDtfsCounter, 152 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 1400 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 [2024-11-09 23:04:57,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 1400 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:57,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-11-09 23:04:57,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 561. [2024-11-09 23:04:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 439 states have (on average 1.5193621867881548) internal successors, (667), 443 states have internal predecessors, (667), 91 states have call successors, (91), 30 states have call predecessors, (91), 30 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-09 23:04:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 848 transitions. [2024-11-09 23:04:57,224 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 848 transitions. Word has length 164 [2024-11-09 23:04:57,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:57,225 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 848 transitions. [2024-11-09 23:04:57,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:04:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 848 transitions. [2024-11-09 23:04:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-09 23:04:57,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:57,229 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:57,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 23:04:57,430 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 [2024-11-09 23:04:57,430 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:57,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:57,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1358647734, now seen corresponding path program 1 times [2024-11-09 23:04:57,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:57,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340268965] [2024-11-09 23:04:57,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:57,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 23:04:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 23:04:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 23:04:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 23:04:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 23:04:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-09 23:04:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:04:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:04:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:04:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:04:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:04:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 23:04:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 23:04:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:04:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 23:04:57,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:57,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340268965] [2024-11-09 23:04:57,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340268965] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:57,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911373712] [2024-11-09 23:04:57,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:57,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:57,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:57,677 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) [2024-11-09 23:04:57,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 23:04:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:57,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 1308 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 23:04:57,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:58,001 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 23:04:58,002 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:58,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911373712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:58,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:58,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-09 23:04:58,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915352160] [2024-11-09 23:04:58,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:58,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:04:58,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:58,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:04:58,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:58,004 INFO L87 Difference]: Start difference. First operand 561 states and 848 transitions. Second operand has 5 states, 4 states have (on average 26.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:04:58,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:58,052 INFO L93 Difference]: Finished difference Result 1113 states and 1686 transitions. [2024-11-09 23:04:58,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:04:58,053 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 165 [2024-11-09 23:04:58,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:58,056 INFO L225 Difference]: With dead ends: 1113 [2024-11-09 23:04:58,056 INFO L226 Difference]: Without dead ends: 563 [2024-11-09 23:04:58,058 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:04:58,059 INFO L432 NwaCegarLoop]: 702 mSDtfsCounter, 2 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2797 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 [2024-11-09 23:04:58,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2797 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:58,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2024-11-09 23:04:58,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 563. [2024-11-09 23:04:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 440 states have (on average 1.518181818181818) internal successors, (668), 445 states have internal predecessors, (668), 91 states have call successors, (91), 30 states have call predecessors, (91), 31 states have return successors, (92), 89 states have call predecessors, (92), 90 states have call successors, (92) [2024-11-09 23:04:58,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 851 transitions. [2024-11-09 23:04:58,084 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 851 transitions. Word has length 165 [2024-11-09 23:04:58,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:58,085 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 851 transitions. [2024-11-09 23:04:58,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.0) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:04:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 851 transitions. [2024-11-09 23:04:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-09 23:04:58,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:58,088 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:58,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 23:04:58,288 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 [2024-11-09 23:04:58,289 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:58,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:58,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1829437692, now seen corresponding path program 1 times [2024-11-09 23:04:58,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:58,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651476804] [2024-11-09 23:04:58,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:58,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-09 23:04:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-09 23:04:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 23:04:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 23:04:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 23:04:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:04:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:04:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:04:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 23:04:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 23:04:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:04:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:04:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:04:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 23:04:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 23:04:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 23:04:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:04:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 23:04:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 23:04:58,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:58,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651476804] [2024-11-09 23:04:58,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651476804] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:04:58,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377673730] [2024-11-09 23:04:58,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:58,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:04:58,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:04:58,543 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) [2024-11-09 23:04:58,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 23:04:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:58,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 23:04:58,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:04:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 23:04:58,869 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:04:58,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377673730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:58,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:04:58,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-09 23:04:58,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802625073] [2024-11-09 23:04:58,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:58,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:04:58,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:58,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:04:58,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:04:58,870 INFO L87 Difference]: Start difference. First operand 563 states and 851 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 23:04:58,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:04:58,923 INFO L93 Difference]: Finished difference Result 1115 states and 1691 transitions. [2024-11-09 23:04:58,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:04:58,924 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 185 [2024-11-09 23:04:58,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:04:58,927 INFO L225 Difference]: With dead ends: 1115 [2024-11-09 23:04:58,928 INFO L226 Difference]: Without dead ends: 565 [2024-11-09 23:04:58,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:04:58,931 INFO L432 NwaCegarLoop]: 700 mSDtfsCounter, 2 mSDsluCounter, 2083 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2783 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 [2024-11-09 23:04:58,931 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2783 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:04:58,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2024-11-09 23:04:58,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 565. [2024-11-09 23:04:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 441 states have (on average 1.5170068027210883) internal successors, (669), 447 states have internal predecessors, (669), 91 states have call successors, (91), 30 states have call predecessors, (91), 32 states have return successors, (97), 89 states have call predecessors, (97), 90 states have call successors, (97) [2024-11-09 23:04:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 857 transitions. [2024-11-09 23:04:58,953 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 857 transitions. Word has length 185 [2024-11-09 23:04:58,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:04:58,953 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 857 transitions. [2024-11-09 23:04:58,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 23:04:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 857 transitions. [2024-11-09 23:04:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-09 23:04:58,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:04:58,957 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:04:58,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 23:04:59,158 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 [2024-11-09 23:04:59,158 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:04:59,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:04:59,159 INFO L85 PathProgramCache]: Analyzing trace with hash 880836111, now seen corresponding path program 1 times [2024-11-09 23:04:59,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:04:59,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807491423] [2024-11-09 23:04:59,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:04:59,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:04:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:04:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:04:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:04:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:04:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:04:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 23:04:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 23:04:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 23:04:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-09 23:04:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:04:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 23:04:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:04:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 23:04:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:04:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:04:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-09 23:04:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:04:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:04:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:04:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:04:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:04:59,401 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 23:04:59,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:04:59,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807491423] [2024-11-09 23:04:59,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807491423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:04:59,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:04:59,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:04:59,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707250512] [2024-11-09 23:04:59,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:04:59,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:04:59,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:04:59,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:04:59,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:04:59,403 INFO L87 Difference]: Start difference. First operand 565 states and 857 transitions. Second operand has 9 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:05:01,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:01,820 INFO L93 Difference]: Finished difference Result 1340 states and 2062 transitions. [2024-11-09 23:05:01,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:05:01,821 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 167 [2024-11-09 23:05:01,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:01,825 INFO L225 Difference]: With dead ends: 1340 [2024-11-09 23:05:01,825 INFO L226 Difference]: Without dead ends: 798 [2024-11-09 23:05:01,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:05:01,828 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1803 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 3209 mSolverCounterSat, 669 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1804 SdHoareTripleChecker+Valid, 1481 SdHoareTripleChecker+Invalid, 3878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 669 IncrementalHoareTripleChecker+Valid, 3209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:01,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1804 Valid, 1481 Invalid, 3878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [669 Valid, 3209 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-09 23:05:01,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2024-11-09 23:05:01,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 565. [2024-11-09 23:05:01,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 441 states have (on average 1.5170068027210883) internal successors, (669), 447 states have internal predecessors, (669), 91 states have call successors, (91), 30 states have call predecessors, (91), 32 states have return successors, (96), 89 states have call predecessors, (96), 90 states have call successors, (96) [2024-11-09 23:05:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 856 transitions. [2024-11-09 23:05:01,871 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 856 transitions. Word has length 167 [2024-11-09 23:05:01,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:01,871 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 856 transitions. [2024-11-09 23:05:01,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:05:01,871 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 856 transitions. [2024-11-09 23:05:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 23:05:01,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:01,874 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:01,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 23:05:01,874 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:01,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:01,874 INFO L85 PathProgramCache]: Analyzing trace with hash 70443870, now seen corresponding path program 2 times [2024-11-09 23:05:01,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:01,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028053159] [2024-11-09 23:05:01,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:01,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 23:05:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 23:05:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 23:05:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 23:05:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:05:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 23:05:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:05:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-09 23:05:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 23:05:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 23:05:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 23:05:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:05:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 23:05:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 23:05:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 23:05:02,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:02,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028053159] [2024-11-09 23:05:02,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028053159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:02,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:02,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:05:02,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172106430] [2024-11-09 23:05:02,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:02,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:05:02,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:02,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:05:02,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:05:02,099 INFO L87 Difference]: Start difference. First operand 565 states and 856 transitions. Second operand has 9 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:05:04,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:04,167 INFO L93 Difference]: Finished difference Result 1342 states and 2065 transitions. [2024-11-09 23:05:04,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:05:04,168 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 168 [2024-11-09 23:05:04,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:04,173 INFO L225 Difference]: With dead ends: 1342 [2024-11-09 23:05:04,173 INFO L226 Difference]: Without dead ends: 800 [2024-11-09 23:05:04,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:05:04,175 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1762 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 3232 mSolverCounterSat, 659 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1763 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 3891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 659 IncrementalHoareTripleChecker+Valid, 3232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:04,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1763 Valid, 1482 Invalid, 3891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [659 Valid, 3232 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 23:05:04,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-09 23:05:04,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 567. [2024-11-09 23:05:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 442 states have (on average 1.5158371040723981) internal successors, (670), 449 states have internal predecessors, (670), 91 states have call successors, (91), 30 states have call predecessors, (91), 33 states have return successors, (98), 89 states have call predecessors, (98), 90 states have call successors, (98) [2024-11-09 23:05:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 859 transitions. [2024-11-09 23:05:04,205 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 859 transitions. Word has length 168 [2024-11-09 23:05:04,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:04,206 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 859 transitions. [2024-11-09 23:05:04,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.875) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (23), 6 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-09 23:05:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 859 transitions. [2024-11-09 23:05:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-09 23:05:04,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:04,208 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:04,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 23:05:04,208 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:04,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:04,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1777705422, now seen corresponding path program 1 times [2024-11-09 23:05:04,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:04,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712244576] [2024-11-09 23:05:04,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:04,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 23:05:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 23:05:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 23:05:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:05:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 23:05:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:05:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:05:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:05:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 23:05:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 23:05:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 23:05:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:05:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 23:05:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 23:05:04,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:04,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712244576] [2024-11-09 23:05:04,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712244576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:04,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:04,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:05:04,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059346750] [2024-11-09 23:05:04,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:04,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:05:04,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:04,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:05:04,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:05:04,484 INFO L87 Difference]: Start difference. First operand 567 states and 859 transitions. Second operand has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:05:07,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:07,335 INFO L93 Difference]: Finished difference Result 1340 states and 2060 transitions. [2024-11-09 23:05:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:05:07,336 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 169 [2024-11-09 23:05:07,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:07,340 INFO L225 Difference]: With dead ends: 1340 [2024-11-09 23:05:07,340 INFO L226 Difference]: Without dead ends: 800 [2024-11-09 23:05:07,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-09 23:05:07,342 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 1654 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 5718 mSolverCounterSat, 619 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 6337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 619 IncrementalHoareTripleChecker+Valid, 5718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:07,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1655 Valid, 2052 Invalid, 6337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [619 Valid, 5718 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-09 23:05:07,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-09 23:05:07,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 567. [2024-11-09 23:05:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 442 states have (on average 1.5158371040723981) internal successors, (670), 449 states have internal predecessors, (670), 91 states have call successors, (91), 30 states have call predecessors, (91), 33 states have return successors, (97), 89 states have call predecessors, (97), 90 states have call successors, (97) [2024-11-09 23:05:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 858 transitions. [2024-11-09 23:05:07,373 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 858 transitions. Word has length 169 [2024-11-09 23:05:07,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:07,374 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 858 transitions. [2024-11-09 23:05:07,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 8 states have internal predecessors, (107), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:05:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 858 transitions. [2024-11-09 23:05:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-09 23:05:07,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:07,376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:07,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 23:05:07,376 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:07,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:07,377 INFO L85 PathProgramCache]: Analyzing trace with hash 396013700, now seen corresponding path program 2 times [2024-11-09 23:05:07,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:07,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484411380] [2024-11-09 23:05:07,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:07,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 23:05:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 23:05:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 23:05:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:05:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:05:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 23:05:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:05:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-09 23:05:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 23:05:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:05:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:05:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 23:05:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-09 23:05:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 23:05:07,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:07,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484411380] [2024-11-09 23:05:07,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484411380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:07,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:07,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:05:07,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258357658] [2024-11-09 23:05:07,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:07,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:05:07,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:07,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:05:07,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:05:07,603 INFO L87 Difference]: Start difference. First operand 567 states and 858 transitions. Second operand has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:05:10,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:10,089 INFO L93 Difference]: Finished difference Result 1342 states and 2066 transitions. [2024-11-09 23:05:10,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:05:10,090 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 170 [2024-11-09 23:05:10,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:10,094 INFO L225 Difference]: With dead ends: 1342 [2024-11-09 23:05:10,094 INFO L226 Difference]: Without dead ends: 802 [2024-11-09 23:05:10,096 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-09 23:05:10,096 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 1771 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 5445 mSolverCounterSat, 663 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1772 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 6108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 663 IncrementalHoareTripleChecker+Valid, 5445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:10,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1772 Valid, 2052 Invalid, 6108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [663 Valid, 5445 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 23:05:10,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-11-09 23:05:10,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 569. [2024-11-09 23:05:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 443 states have (on average 1.5146726862302482) internal successors, (671), 451 states have internal predecessors, (671), 91 states have call successors, (91), 30 states have call predecessors, (91), 34 states have return successors, (102), 89 states have call predecessors, (102), 90 states have call successors, (102) [2024-11-09 23:05:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 864 transitions. [2024-11-09 23:05:10,126 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 864 transitions. Word has length 170 [2024-11-09 23:05:10,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:10,128 INFO L471 AbstractCegarLoop]: Abstraction has 569 states and 864 transitions. [2024-11-09 23:05:10,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-09 23:05:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 864 transitions. [2024-11-09 23:05:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 23:05:10,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:10,130 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:10,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 23:05:10,131 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:10,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:10,131 INFO L85 PathProgramCache]: Analyzing trace with hash 205647494, now seen corresponding path program 1 times [2024-11-09 23:05:10,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:10,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404333072] [2024-11-09 23:05:10,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:10,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 23:05:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 23:05:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 23:05:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 23:05:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:05:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 23:05:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:05:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:05:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:05:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:05:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:05:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:05:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:05:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 23:05:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-09 23:05:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-09 23:05:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-09 23:05:10,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:10,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404333072] [2024-11-09 23:05:10,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404333072] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:05:10,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439591390] [2024-11-09 23:05:10,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:10,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:05:10,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:05:10,381 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) [2024-11-09 23:05:10,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 23:05:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:10,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 23:05:10,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:05:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:10,696 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:05:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:10,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439591390] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:05:10,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:05:10,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 15 [2024-11-09 23:05:10,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947874227] [2024-11-09 23:05:10,827 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:05:10,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 23:05:10,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:10,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 23:05:10,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:05:10,831 INFO L87 Difference]: Start difference. First operand 569 states and 864 transitions. Second operand has 15 states, 14 states have (on average 13.642857142857142) internal successors, (191), 11 states have internal predecessors, (191), 4 states have call successors, (53), 6 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 23:05:13,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:13,845 INFO L93 Difference]: Finished difference Result 1857 states and 2953 transitions. [2024-11-09 23:05:13,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 23:05:13,845 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 13.642857142857142) internal successors, (191), 11 states have internal predecessors, (191), 4 states have call successors, (53), 6 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) Word has length 190 [2024-11-09 23:05:13,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:13,851 INFO L225 Difference]: With dead ends: 1857 [2024-11-09 23:05:13,851 INFO L226 Difference]: Without dead ends: 1320 [2024-11-09 23:05:13,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 451 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=828, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:05:13,854 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 3402 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 6404 mSolverCounterSat, 1162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3424 SdHoareTripleChecker+Valid, 2331 SdHoareTripleChecker+Invalid, 7566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1162 IncrementalHoareTripleChecker+Valid, 6404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:13,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3424 Valid, 2331 Invalid, 7566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1162 Valid, 6404 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 23:05:13,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2024-11-09 23:05:13,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1063. [2024-11-09 23:05:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 858 states have (on average 1.5477855477855478) internal successors, (1328), 866 states have internal predecessors, (1328), 170 states have call successors, (170), 30 states have call predecessors, (170), 34 states have return successors, (191), 168 states have call predecessors, (191), 169 states have call successors, (191) [2024-11-09 23:05:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1689 transitions. [2024-11-09 23:05:13,895 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1689 transitions. Word has length 190 [2024-11-09 23:05:13,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:13,895 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1689 transitions. [2024-11-09 23:05:13,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 13.642857142857142) internal successors, (191), 11 states have internal predecessors, (191), 4 states have call successors, (53), 6 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 23:05:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1689 transitions. [2024-11-09 23:05:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-09 23:05:13,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:13,900 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:13,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 23:05:14,100 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 [2024-11-09 23:05:14,101 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:14,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:14,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1235903839, now seen corresponding path program 1 times [2024-11-09 23:05:14,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:14,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829828240] [2024-11-09 23:05:14,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:14,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 23:05:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:05:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:05:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:05:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:05:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 23:05:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:05:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:05:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:05:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-09 23:05:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 23:05:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 23:05:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 23:05:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-09 23:05:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-09 23:05:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-09 23:05:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:14,222 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:14,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:14,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829828240] [2024-11-09 23:05:14,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829828240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:14,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:14,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:14,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420062373] [2024-11-09 23:05:14,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:14,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:14,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:14,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:14,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:14,224 INFO L87 Difference]: Start difference. First operand 1063 states and 1689 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:15,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:15,713 INFO L93 Difference]: Finished difference Result 2754 states and 4464 transitions. [2024-11-09 23:05:15,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:15,714 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 201 [2024-11-09 23:05:15,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:15,722 INFO L225 Difference]: With dead ends: 2754 [2024-11-09 23:05:15,722 INFO L226 Difference]: Without dead ends: 1771 [2024-11-09 23:05:15,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:15,726 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 1826 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 1990 mSolverCounterSat, 666 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1844 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 666 IncrementalHoareTripleChecker+Valid, 1990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:15,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1844 Valid, 1146 Invalid, 2656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [666 Valid, 1990 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:05:15,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2024-11-09 23:05:15,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1530. [2024-11-09 23:05:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1530 states, 1246 states have (on average 1.5569823434991974) internal successors, (1940), 1254 states have internal predecessors, (1940), 249 states have call successors, (249), 30 states have call predecessors, (249), 34 states have return successors, (280), 247 states have call predecessors, (280), 248 states have call successors, (280) [2024-11-09 23:05:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1530 states and 2469 transitions. [2024-11-09 23:05:15,795 INFO L78 Accepts]: Start accepts. Automaton has 1530 states and 2469 transitions. Word has length 201 [2024-11-09 23:05:15,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:15,796 INFO L471 AbstractCegarLoop]: Abstraction has 1530 states and 2469 transitions. [2024-11-09 23:05:15,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2469 transitions. [2024-11-09 23:05:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-09 23:05:15,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:15,802 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:15,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 23:05:15,803 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:15,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:15,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1898914586, now seen corresponding path program 1 times [2024-11-09 23:05:15,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:15,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143172015] [2024-11-09 23:05:15,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:15,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 23:05:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:05:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:05:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:05:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:05:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:05:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 23:05:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 23:05:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:05:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:05:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:05:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:05:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 23:05:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-09 23:05:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-09 23:05:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 23:05:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:15,933 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:15,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:15,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143172015] [2024-11-09 23:05:15,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143172015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:15,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:15,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:15,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913088172] [2024-11-09 23:05:15,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:15,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:15,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:15,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:15,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:15,935 INFO L87 Difference]: Start difference. First operand 1530 states and 2469 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:17,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:17,578 INFO L93 Difference]: Finished difference Result 3923 states and 6407 transitions. [2024-11-09 23:05:17,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:17,579 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 202 [2024-11-09 23:05:17,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:17,589 INFO L225 Difference]: With dead ends: 3923 [2024-11-09 23:05:17,590 INFO L226 Difference]: Without dead ends: 2532 [2024-11-09 23:05:17,593 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:17,594 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1967 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 1797 mSolverCounterSat, 748 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1987 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 2545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 748 IncrementalHoareTripleChecker+Valid, 1797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:17,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1987 Valid, 1085 Invalid, 2545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [748 Valid, 1797 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 23:05:17,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2532 states. [2024-11-09 23:05:17,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2532 to 2291. [2024-11-09 23:05:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2291 states, 1888 states have (on average 1.5603813559322033) internal successors, (2946), 1896 states have internal predecessors, (2946), 368 states have call successors, (368), 30 states have call predecessors, (368), 34 states have return successors, (399), 366 states have call predecessors, (399), 367 states have call successors, (399) [2024-11-09 23:05:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 2291 states and 3713 transitions. [2024-11-09 23:05:17,672 INFO L78 Accepts]: Start accepts. Automaton has 2291 states and 3713 transitions. Word has length 202 [2024-11-09 23:05:17,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:17,673 INFO L471 AbstractCegarLoop]: Abstraction has 2291 states and 3713 transitions. [2024-11-09 23:05:17,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 3713 transitions. [2024-11-09 23:05:17,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 23:05:17,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:17,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:17,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 23:05:17,683 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:17,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:17,684 INFO L85 PathProgramCache]: Analyzing trace with hash 32592831, now seen corresponding path program 1 times [2024-11-09 23:05:17,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:17,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986512064] [2024-11-09 23:05:17,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:17,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 23:05:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:05:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 23:05:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:05:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:05:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 23:05:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:05:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:05:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:05:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 23:05:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 23:05:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 23:05:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-09 23:05:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-09 23:05:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 23:05:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 23:05:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:17,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:17,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986512064] [2024-11-09 23:05:17,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986512064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:17,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:17,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:17,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558606122] [2024-11-09 23:05:17,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:17,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:17,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:17,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:17,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:17,854 INFO L87 Difference]: Start difference. First operand 2291 states and 3713 transitions. Second operand has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:19,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:19,304 INFO L93 Difference]: Finished difference Result 5715 states and 9393 transitions. [2024-11-09 23:05:19,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:19,305 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 203 [2024-11-09 23:05:19,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:19,320 INFO L225 Difference]: With dead ends: 5715 [2024-11-09 23:05:19,320 INFO L226 Difference]: Without dead ends: 3712 [2024-11-09 23:05:19,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:19,326 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1901 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 1832 mSolverCounterSat, 720 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 2552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 1832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:19,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1920 Valid, 1083 Invalid, 2552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [720 Valid, 1832 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:05:19,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3712 states. [2024-11-09 23:05:19,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3712 to 3471. [2024-11-09 23:05:19,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3471 states, 2906 states have (on average 1.5626290433585686) internal successors, (4541), 2914 states have internal predecessors, (4541), 530 states have call successors, (530), 30 states have call predecessors, (530), 34 states have return successors, (577), 528 states have call predecessors, (577), 529 states have call successors, (577) [2024-11-09 23:05:19,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3471 states and 5648 transitions. [2024-11-09 23:05:19,430 INFO L78 Accepts]: Start accepts. Automaton has 3471 states and 5648 transitions. Word has length 203 [2024-11-09 23:05:19,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:19,430 INFO L471 AbstractCegarLoop]: Abstraction has 3471 states and 5648 transitions. [2024-11-09 23:05:19,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3471 states and 5648 transitions. [2024-11-09 23:05:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-09 23:05:19,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:19,443 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:19,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 23:05:19,443 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:19,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:19,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1858010534, now seen corresponding path program 1 times [2024-11-09 23:05:19,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:19,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481317405] [2024-11-09 23:05:19,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:19,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 23:05:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:05:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 23:05:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 23:05:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 23:05:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:05:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-09 23:05:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-09 23:05:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 23:05:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:05:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:05:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 23:05:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 23:05:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 23:05:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-09 23:05:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-09 23:05:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:19,590 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:19,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:19,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481317405] [2024-11-09 23:05:19,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481317405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:19,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:19,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:19,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509980274] [2024-11-09 23:05:19,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:19,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:19,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:19,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:19,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:19,593 INFO L87 Difference]: Start difference. First operand 3471 states and 5648 transitions. Second operand has 7 states, 7 states have (on average 18.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:21,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:21,061 INFO L93 Difference]: Finished difference Result 8571 states and 14150 transitions. [2024-11-09 23:05:21,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:21,062 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 204 [2024-11-09 23:05:21,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:21,083 INFO L225 Difference]: With dead ends: 8571 [2024-11-09 23:05:21,083 INFO L226 Difference]: Without dead ends: 5633 [2024-11-09 23:05:21,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:21,090 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1898 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 1826 mSolverCounterSat, 722 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 722 IncrementalHoareTripleChecker+Valid, 1826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:21,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 1083 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [722 Valid, 1826 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:05:21,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5633 states. [2024-11-09 23:05:21,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5633 to 5392. [2024-11-09 23:05:21,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5392 states, 4582 states have (on average 1.5635093845482322) internal successors, (7164), 4590 states have internal predecessors, (7164), 775 states have call successors, (775), 30 states have call predecessors, (775), 34 states have return successors, (848), 773 states have call predecessors, (848), 774 states have call successors, (848) [2024-11-09 23:05:21,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5392 states to 5392 states and 8787 transitions. [2024-11-09 23:05:21,257 INFO L78 Accepts]: Start accepts. Automaton has 5392 states and 8787 transitions. Word has length 204 [2024-11-09 23:05:21,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:21,257 INFO L471 AbstractCegarLoop]: Abstraction has 5392 states and 8787 transitions. [2024-11-09 23:05:21,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 5392 states and 8787 transitions. [2024-11-09 23:05:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-09 23:05:21,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:21,280 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:21,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 23:05:21,281 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:21,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:21,281 INFO L85 PathProgramCache]: Analyzing trace with hash 144368220, now seen corresponding path program 1 times [2024-11-09 23:05:21,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:21,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174439203] [2024-11-09 23:05:21,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:21,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 23:05:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:05:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 23:05:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 23:05:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:05:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:05:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:05:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:05:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:05:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 23:05:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 23:05:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 23:05:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 23:05:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:05:21,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:21,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174439203] [2024-11-09 23:05:21,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174439203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:21,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:21,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:21,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256172149] [2024-11-09 23:05:21,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:21,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:21,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:21,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:21,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:21,422 INFO L87 Difference]: Start difference. First operand 5392 states and 8787 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:22,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:22,896 INFO L93 Difference]: Finished difference Result 13367 states and 22122 transitions. [2024-11-09 23:05:22,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:22,896 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 186 [2024-11-09 23:05:22,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:22,928 INFO L225 Difference]: With dead ends: 13367 [2024-11-09 23:05:22,928 INFO L226 Difference]: Without dead ends: 8882 [2024-11-09 23:05:22,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:22,938 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 1786 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 1958 mSolverCounterSat, 687 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1805 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 687 IncrementalHoareTripleChecker+Valid, 1958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:22,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1805 Valid, 1145 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [687 Valid, 1958 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:05:22,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8882 states. [2024-11-09 23:05:23,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8882 to 8641. [2024-11-09 23:05:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8641 states, 7338 states have (on average 1.557508857999455) internal successors, (11429), 7346 states have internal predecessors, (11429), 1268 states have call successors, (1268), 30 states have call predecessors, (1268), 34 states have return successors, (1385), 1266 states have call predecessors, (1385), 1267 states have call successors, (1385) [2024-11-09 23:05:23,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8641 states to 8641 states and 14082 transitions. [2024-11-09 23:05:23,283 INFO L78 Accepts]: Start accepts. Automaton has 8641 states and 14082 transitions. Word has length 186 [2024-11-09 23:05:23,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:23,285 INFO L471 AbstractCegarLoop]: Abstraction has 8641 states and 14082 transitions. [2024-11-09 23:05:23,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 8641 states and 14082 transitions. [2024-11-09 23:05:23,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-09 23:05:23,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:23,312 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:23,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 23:05:23,312 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:23,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:23,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1137321702, now seen corresponding path program 1 times [2024-11-09 23:05:23,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:23,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077804973] [2024-11-09 23:05:23,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:23,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 23:05:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:05:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 23:05:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 23:05:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-09 23:05:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:05:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-09 23:05:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 23:05:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 23:05:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 23:05:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:05:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 23:05:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:05:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-09 23:05:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-09 23:05:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-09 23:05:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:23,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:23,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077804973] [2024-11-09 23:05:23,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077804973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:23,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:23,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:23,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692816175] [2024-11-09 23:05:23,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:23,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:23,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:23,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:23,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:23,421 INFO L87 Difference]: Start difference. First operand 8641 states and 14082 transitions. Second operand has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:24,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:24,985 INFO L93 Difference]: Finished difference Result 22068 states and 36484 transitions. [2024-11-09 23:05:24,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:24,985 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 206 [2024-11-09 23:05:24,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:25,025 INFO L225 Difference]: With dead ends: 22068 [2024-11-09 23:05:25,026 INFO L226 Difference]: Without dead ends: 14798 [2024-11-09 23:05:25,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:25,040 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1834 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 1880 mSolverCounterSat, 710 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1852 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 710 IncrementalHoareTripleChecker+Valid, 1880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:25,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1852 Valid, 1085 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [710 Valid, 1880 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:05:25,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14798 states. [2024-11-09 23:05:25,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14798 to 14557. [2024-11-09 23:05:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14557 states, 12432 states have (on average 1.5551801801801801) internal successors, (19334), 12440 states have internal predecessors, (19334), 2090 states have call successors, (2090), 30 states have call predecessors, (2090), 34 states have return successors, (2285), 2088 states have call predecessors, (2285), 2089 states have call successors, (2285) [2024-11-09 23:05:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14557 states to 14557 states and 23709 transitions. [2024-11-09 23:05:25,448 INFO L78 Accepts]: Start accepts. Automaton has 14557 states and 23709 transitions. Word has length 206 [2024-11-09 23:05:25,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:25,449 INFO L471 AbstractCegarLoop]: Abstraction has 14557 states and 23709 transitions. [2024-11-09 23:05:25,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 14557 states and 23709 transitions. [2024-11-09 23:05:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 23:05:25,482 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:25,482 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:25,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 23:05:25,482 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:25,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:25,482 INFO L85 PathProgramCache]: Analyzing trace with hash -417913860, now seen corresponding path program 1 times [2024-11-09 23:05:25,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:25,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131212669] [2024-11-09 23:05:25,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:25,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 23:05:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 23:05:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 23:05:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 23:05:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:05:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:05:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 23:05:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 23:05:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 23:05:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:05:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 23:05:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-09 23:05:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-09 23:05:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:05:25,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:25,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131212669] [2024-11-09 23:05:25,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131212669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:25,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:25,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:25,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478561002] [2024-11-09 23:05:25,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:25,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:25,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:25,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:25,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:25,584 INFO L87 Difference]: Start difference. First operand 14557 states and 23709 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:27,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:27,456 INFO L93 Difference]: Finished difference Result 35606 states and 58239 transitions. [2024-11-09 23:05:27,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:27,457 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 188 [2024-11-09 23:05:27,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:27,518 INFO L225 Difference]: With dead ends: 35606 [2024-11-09 23:05:27,519 INFO L226 Difference]: Without dead ends: 23510 [2024-11-09 23:05:27,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:27,539 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 1849 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 706 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 2606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 706 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:27,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1867 Valid, 1059 Invalid, 2606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [706 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:05:27,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23510 states. [2024-11-09 23:05:28,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23510 to 23269. [2024-11-09 23:05:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23269 states, 19941 states have (on average 1.5234441602728048) internal successors, (30379), 19949 states have internal predecessors, (30379), 3293 states have call successors, (3293), 30 states have call predecessors, (3293), 34 states have return successors, (3632), 3291 states have call predecessors, (3632), 3292 states have call successors, (3632) [2024-11-09 23:05:28,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23269 states to 23269 states and 37304 transitions. [2024-11-09 23:05:28,143 INFO L78 Accepts]: Start accepts. Automaton has 23269 states and 37304 transitions. Word has length 188 [2024-11-09 23:05:28,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:28,143 INFO L471 AbstractCegarLoop]: Abstraction has 23269 states and 37304 transitions. [2024-11-09 23:05:28,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 23269 states and 37304 transitions. [2024-11-09 23:05:28,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-09 23:05:28,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:28,187 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:28,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 23:05:28,187 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:28,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:28,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1793744614, now seen corresponding path program 1 times [2024-11-09 23:05:28,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:28,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921497723] [2024-11-09 23:05:28,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:28,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 23:05:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 23:05:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 23:05:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 23:05:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 23:05:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 23:05:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-09 23:05:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-09 23:05:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 23:05:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 23:05:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 23:05:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 23:05:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-09 23:05:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-09 23:05:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 23:05:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 23:05:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:28,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:28,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921497723] [2024-11-09 23:05:28,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921497723] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:28,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:28,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:28,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049529497] [2024-11-09 23:05:28,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:28,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:28,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:28,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:28,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:28,289 INFO L87 Difference]: Start difference. First operand 23269 states and 37304 transitions. Second operand has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:30,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:30,584 INFO L93 Difference]: Finished difference Result 62030 states and 100755 transitions. [2024-11-09 23:05:30,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:30,585 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 208 [2024-11-09 23:05:30,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:30,734 INFO L225 Difference]: With dead ends: 62030 [2024-11-09 23:05:30,734 INFO L226 Difference]: Without dead ends: 42013 [2024-11-09 23:05:30,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:30,794 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1790 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 713 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1809 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 2595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 713 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:30,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1809 Valid, 1084 Invalid, 2595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [713 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:05:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42013 states. [2024-11-09 23:05:31,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42013 to 41772. [2024-11-09 23:05:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41772 states, 35994 states have (on average 1.5179752180919042) internal successors, (54638), 36002 states have internal predecessors, (54638), 5743 states have call successors, (5743), 30 states have call predecessors, (5743), 34 states have return successors, (6356), 5741 states have call predecessors, (6356), 5742 states have call successors, (6356) [2024-11-09 23:05:32,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41772 states to 41772 states and 66737 transitions. [2024-11-09 23:05:32,351 INFO L78 Accepts]: Start accepts. Automaton has 41772 states and 66737 transitions. Word has length 208 [2024-11-09 23:05:32,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:32,351 INFO L471 AbstractCegarLoop]: Abstraction has 41772 states and 66737 transitions. [2024-11-09 23:05:32,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 41772 states and 66737 transitions. [2024-11-09 23:05:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 23:05:32,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:32,593 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:32,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 23:05:32,594 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:32,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:32,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1700107908, now seen corresponding path program 1 times [2024-11-09 23:05:32,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:32,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614474168] [2024-11-09 23:05:32,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 23:05:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 23:05:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 23:05:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 23:05:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:05:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:05:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-09 23:05:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-09 23:05:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-09 23:05:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:05:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-09 23:05:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-09 23:05:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-09 23:05:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:32,689 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 23:05:32,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:32,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614474168] [2024-11-09 23:05:32,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614474168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:32,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:32,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:32,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40668970] [2024-11-09 23:05:32,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:32,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:32,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:32,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:32,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:32,692 INFO L87 Difference]: Start difference. First operand 41772 states and 66737 transitions. Second operand has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:35,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:35,490 INFO L93 Difference]: Finished difference Result 114704 states and 185141 transitions. [2024-11-09 23:05:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:35,491 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 190 [2024-11-09 23:05:35,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:35,706 INFO L225 Difference]: With dead ends: 114704 [2024-11-09 23:05:35,706 INFO L226 Difference]: Without dead ends: 77286 [2024-11-09 23:05:35,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:35,769 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 1797 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 686 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1815 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 686 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:35,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1815 Valid, 1122 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [686 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:05:35,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77286 states. [2024-11-09 23:05:37,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77286 to 77045. [2024-11-09 23:05:37,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77045 states, 66754 states have (on average 1.511924379063427) internal successors, (100927), 66762 states have internal predecessors, (100927), 10256 states have call successors, (10256), 30 states have call predecessors, (10256), 34 states have return successors, (11401), 10254 states have call predecessors, (11401), 10255 states have call successors, (11401) [2024-11-09 23:05:38,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77045 states to 77045 states and 122584 transitions. [2024-11-09 23:05:38,106 INFO L78 Accepts]: Start accepts. Automaton has 77045 states and 122584 transitions. Word has length 190 [2024-11-09 23:05:38,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:38,106 INFO L471 AbstractCegarLoop]: Abstraction has 77045 states and 122584 transitions. [2024-11-09 23:05:38,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-09 23:05:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 77045 states and 122584 transitions. [2024-11-09 23:05:38,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 23:05:38,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:38,193 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:38,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 23:05:38,193 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:38,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:38,193 INFO L85 PathProgramCache]: Analyzing trace with hash -640055110, now seen corresponding path program 1 times [2024-11-09 23:05:38,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:38,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334624577] [2024-11-09 23:05:38,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:38,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-09 23:05:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 23:05:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 23:05:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 23:05:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 23:05:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-09 23:05:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 23:05:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-09 23:05:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 23:05:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 23:05:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 23:05:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 23:05:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-09 23:05:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 23:05:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-09 23:05:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-09 23:05:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:38,311 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-09 23:05:38,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:38,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334624577] [2024-11-09 23:05:38,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334624577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:05:38,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:05:38,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:05:38,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102863924] [2024-11-09 23:05:38,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:05:38,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:05:38,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:38,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:05:38,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:05:38,313 INFO L87 Difference]: Start difference. First operand 77045 states and 122584 transitions. Second operand has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:42,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:05:42,391 INFO L93 Difference]: Finished difference Result 145458 states and 234667 transitions. [2024-11-09 23:05:42,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:05:42,391 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 210 [2024-11-09 23:05:42,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:05:42,857 INFO L225 Difference]: With dead ends: 145458 [2024-11-09 23:05:42,857 INFO L226 Difference]: Without dead ends: 145189 [2024-11-09 23:05:42,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:05:42,902 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 1828 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 709 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 2599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 709 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:05:42,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 1093 Invalid, 2599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [709 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 23:05:42,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145189 states. [2024-11-09 23:05:46,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145189 to 144948. [2024-11-09 23:05:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144948 states, 126289 states have (on average 1.5052300675434915) internal successors, (190094), 126297 states have internal predecessors, (190094), 18624 states have call successors, (18624), 30 states have call predecessors, (18624), 34 states have return successors, (20815), 18622 states have call predecessors, (20815), 18623 states have call successors, (20815) [2024-11-09 23:05:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144948 states to 144948 states and 229533 transitions. [2024-11-09 23:05:47,568 INFO L78 Accepts]: Start accepts. Automaton has 144948 states and 229533 transitions. Word has length 210 [2024-11-09 23:05:47,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:05:47,569 INFO L471 AbstractCegarLoop]: Abstraction has 144948 states and 229533 transitions. [2024-11-09 23:05:47,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 23:05:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 144948 states and 229533 transitions. [2024-11-09 23:05:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 23:05:47,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:05:47,712 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:05:47,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 23:05:47,716 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 23:05:47,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:05:47,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2035811068, now seen corresponding path program 1 times [2024-11-09 23:05:47,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:05:47,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621943679] [2024-11-09 23:05:47,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:05:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 23:05:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 23:05:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 23:05:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 23:05:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 23:05:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-09 23:05:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-09 23:05:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-09 23:05:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 23:05:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-09 23:05:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 23:05:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 23:05:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 23:05:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-09 23:05:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 23:05:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 23:05:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 23:05:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-09 23:05:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 23:05:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 23:05:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 23:05:48,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:05:48,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621943679] [2024-11-09 23:05:48,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621943679] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:05:48,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85073378] [2024-11-09 23:05:48,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:05:48,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:05:48,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:05:48,192 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:05:48,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 23:05:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:05:48,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 23:05:48,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:05:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 23:05:48,738 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:05:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-09 23:05:49,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85073378] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:05:49,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:05:49,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-09 23:05:49,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156172976] [2024-11-09 23:05:49,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:05:49,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-09 23:05:49,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:05:49,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-09 23:05:49,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:05:49,054 INFO L87 Difference]: Start difference. First operand 144948 states and 229533 transitions. Second operand has 32 states, 30 states have (on average 10.3) internal successors, (309), 24 states have internal predecessors, (309), 9 states have call successors, (59), 12 states have call predecessors, (59), 12 states have return successors, (51), 11 states have call predecessors, (51), 9 states have call successors, (51)