./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec27_product34.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 39fe77adb61a1e466f06fcf9920e7f42d562f22740249d3a797ea504e0f3c31a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 07:41:07,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 07:41:07,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 07:41:07,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 07:41:07,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 07:41:07,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 07:41:07,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 07:41:07,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 07:41:07,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 07:41:07,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 07:41:07,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 07:41:07,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 07:41:07,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 07:41:07,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 07:41:07,845 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 07:41:07,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 07:41:07,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 07:41:07,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 07:41:07,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 07:41:07,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 07:41:07,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 07:41:07,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 07:41:07,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 07:41:07,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 07:41:07,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 07:41:07,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 07:41:07,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 07:41:07,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 07:41:07,850 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 07:41:07,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 07:41:07,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 07:41:07,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 07:41:07,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:41:07,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 07:41:07,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 07:41:07,853 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 07:41:07,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 07:41:07,854 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39fe77adb61a1e466f06fcf9920e7f42d562f22740249d3a797ea504e0f3c31a [2024-11-16 07:41:08,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 07:41:08,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 07:41:08,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 07:41:08,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 07:41:08,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 07:41:08,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product34.cil.c [2024-11-16 07:41:09,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 07:41:09,729 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 07:41:09,730 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product34.cil.c [2024-11-16 07:41:09,766 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/495303663/9c71dee50ac7484ca5043b17d2192de3/FLAGa9a41bfa8 [2024-11-16 07:41:09,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/495303663/9c71dee50ac7484ca5043b17d2192de3 [2024-11-16 07:41:10,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 07:41:10,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 07:41:10,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 07:41:10,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 07:41:10,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 07:41:10,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:09" (1/1) ... [2024-11-16 07:41:10,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46475ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10, skipping insertion in model container [2024-11-16 07:41:10,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:09" (1/1) ... [2024-11-16 07:41:10,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 07:41:10,477 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_product34.cil.c[51595,51608] [2024-11-16 07:41:10,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:41:10,572 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 07:41:10,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [48] [2024-11-16 07:41:10,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1128] [2024-11-16 07:41:10,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1288] [2024-11-16 07:41:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1517] [2024-11-16 07:41:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1534] [2024-11-16 07:41:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1936] [2024-11-16 07:41:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1974] [2024-11-16 07:41:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [2380] [2024-11-16 07:41:10,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2412] [2024-11-16 07:41:10,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2421] [2024-11-16 07:41:10,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2787] [2024-11-16 07:41:10,645 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_product34.cil.c[51595,51608] [2024-11-16 07:41:10,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 07:41:10,704 INFO L204 MainTranslator]: Completed translation [2024-11-16 07:41:10,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10 WrapperNode [2024-11-16 07:41:10,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 07:41:10,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 07:41:10,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 07:41:10,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 07:41:10,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,801 INFO L138 Inliner]: procedures = 134, calls = 220, calls flagged for inlining = 61, calls inlined = 58, statements flattened = 1094 [2024-11-16 07:41:10,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 07:41:10,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 07:41:10,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 07:41:10,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 07:41:10,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,822 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,849 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-16 07:41:10,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,878 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 07:41:10,909 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 07:41:10,910 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 07:41:10,910 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 07:41:10,914 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (1/1) ... [2024-11-16 07:41:10,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 07:41:10,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:10,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 07:41:10,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 07:41:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-16 07:41:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-16 07:41:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-16 07:41:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-16 07:41:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-16 07:41:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-16 07:41:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-16 07:41:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-16 07:41:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-16 07:41:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-16 07:41:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-16 07:41:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-16 07:41:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-16 07:41:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-16 07:41:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-16 07:41:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-16 07:41:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-16 07:41:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-16 07:41:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-16 07:41:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-16 07:41:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-16 07:41:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-16 07:41:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-16 07:41:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-16 07:41:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-16 07:41:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-16 07:41:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-16 07:41:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-16 07:41:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-16 07:41:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-16 07:41:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-16 07:41:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-16 07:41:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-16 07:41:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-16 07:41:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-16 07:41:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 07:41:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 07:41:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-16 07:41:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-16 07:41:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-16 07:41:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-16 07:41:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 07:41:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 07:41:11,213 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 07:41:11,217 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 07:41:11,318 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1843: #res := ~retValue_acc~30; [2024-11-16 07:41:11,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1917: #res := ~retValue_acc~32; [2024-11-16 07:41:11,343 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2279: #res := ~retValue_acc~39; [2024-11-16 07:41:11,369 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L762: #res#1 := ~retValue_acc~11#1; [2024-11-16 07:41:11,370 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L717-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~10#1; [2024-11-16 07:41:11,536 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1580-1: getEmailId_#res#1 := getEmailId_~retValue_acc~23#1; [2024-11-16 07:41:11,536 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1105-1: getClientId_#res#1 := getClientId_~retValue_acc~16#1; [2024-11-16 07:41:11,536 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1058-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~15#1; [2024-11-16 07:41:11,561 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L986: #res := ~retValue_acc~14; [2024-11-16 07:41:11,569 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L670: #res := ~retValue_acc~9; [2024-11-16 07:41:11,580 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1285-1: createEmail_#res#1 := createEmail_~retValue_acc~20#1; [2024-11-16 07:41:11,590 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L214: #res := ~retValue_acc~3; [2024-11-16 07:41:11,601 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1769: #res := ~retValue_acc~28; [2024-11-16 07:41:11,635 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1806: #res := ~retValue_acc~29; [2024-11-16 07:41:11,643 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1880: #res := ~retValue_acc~31; [2024-11-16 07:41:11,661 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1654: #res := ~retValue_acc~25; [2024-11-16 07:41:11,721 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L540: #res := ~retValue_acc~7; [2024-11-16 07:41:11,949 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1971-1: valid_product_#res#1 := valid_product_~retValue_acc~34#1; [2024-11-16 07:41:11,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2236-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~36#1; [2024-11-16 07:41:11,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~13#1; [2024-11-16 07:41:11,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2254-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~38#1; [2024-11-16 07:41:11,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2245-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~37#1; [2024-11-16 07:41:11,950 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L825-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~12#1; [2024-11-16 07:41:11,955 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1617: #res := ~retValue_acc~24; [2024-11-16 07:41:11,962 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1261: #res#1 := ~retValue_acc~18#1; [2024-11-16 07:41:11,963 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1241-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~17#1; [2024-11-16 07:41:12,171 INFO L? ?]: Removed 582 outVars from TransFormulas that were not future-live. [2024-11-16 07:41:12,171 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 07:41:12,195 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 07:41:12,195 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 07:41:12,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:41:12 BoogieIcfgContainer [2024-11-16 07:41:12,196 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 07:41:12,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 07:41:12,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 07:41:12,204 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 07:41:12,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:41:09" (1/3) ... [2024-11-16 07:41:12,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c548705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:41:12, skipping insertion in model container [2024-11-16 07:41:12,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:10" (2/3) ... [2024-11-16 07:41:12,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c548705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:41:12, skipping insertion in model container [2024-11-16 07:41:12,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:41:12" (3/3) ... [2024-11-16 07:41:12,206 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec27_product34.cil.c [2024-11-16 07:41:12,222 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 07:41:12,222 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 07:41:12,311 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 07:41:12,320 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;@10bd293f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 07:41:12,320 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 07:41:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 466 states, 362 states have (on average 1.5138121546961325) internal successors, (548), 367 states have internal predecessors, (548), 73 states have call successors, (73), 29 states have call predecessors, (73), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 07:41:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-16 07:41:12,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:12,359 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] [2024-11-16 07:41:12,360 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:12,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:12,364 INFO L85 PathProgramCache]: Analyzing trace with hash -716785994, now seen corresponding path program 1 times [2024-11-16 07:41:12,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:12,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039531007] [2024-11-16 07:41:12,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:12,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:41:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:41:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:41:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 07:41:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 07:41:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:41:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:41:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:41:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:41:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:41:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:41:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:41:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:41:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:41:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:41:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:41:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:41:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:41:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:41:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-16 07:41:13,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:13,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039531007] [2024-11-16 07:41:13,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039531007] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:13,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119190567] [2024-11-16 07:41:13,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:13,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:13,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:13,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:13,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 07:41:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:13,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 07:41:13,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-16 07:41:13,548 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:41:13,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [119190567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:13,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:41:13,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-16 07:41:13,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818856876] [2024-11-16 07:41:13,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:13,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 07:41:13,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:13,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 07:41:13,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:41:13,579 INFO L87 Difference]: Start difference. First operand has 466 states, 362 states have (on average 1.5138121546961325) internal successors, (548), 367 states have internal predecessors, (548), 73 states have call successors, (73), 29 states have call predecessors, (73), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) 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) [2024-11-16 07:41:13,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:13,646 INFO L93 Difference]: Finished difference Result 727 states and 1066 transitions. [2024-11-16 07:41:13,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 07:41:13,651 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 [2024-11-16 07:41:13,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:13,672 INFO L225 Difference]: With dead ends: 727 [2024-11-16 07:41:13,673 INFO L226 Difference]: Without dead ends: 458 [2024-11-16 07:41:13,684 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 [2024-11-16 07:41:13,688 INFO L432 NwaCegarLoop]: 689 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, 689 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:13,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:41:13,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-11-16 07:41:13,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2024-11-16 07:41:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 355 states have (on average 1.5098591549295775) internal successors, (536), 359 states have internal predecessors, (536), 73 states have call successors, (73), 29 states have call predecessors, (73), 29 states have return successors, (72), 71 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-16 07:41:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 681 transitions. [2024-11-16 07:41:13,768 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 681 transitions. Word has length 171 [2024-11-16 07:41:13,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:13,769 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 681 transitions. [2024-11-16 07:41:13,769 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) [2024-11-16 07:41:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 681 transitions. [2024-11-16 07:41:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-16 07:41:13,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:13,778 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, 1, 1, 1] [2024-11-16 07:41:13,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-16 07:41:13,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-16 07:41:13,979 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:13,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:13,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1691270594, now seen corresponding path program 1 times [2024-11-16 07:41:13,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:13,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402974710] [2024-11-16 07:41:13,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:41:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:41:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:41:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 07:41:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 07:41:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:41:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:41:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:41:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:41:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:41:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:41:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:41:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:41:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:41:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:41:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:41:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:41:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 07:41:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,307 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-16 07:41:14,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:14,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402974710] [2024-11-16 07:41:14,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402974710] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:14,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400964651] [2024-11-16 07:41:14,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:14,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:14,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:14,310 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:14,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 07:41:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:14,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-16 07:41:14,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-16 07:41:14,662 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:41:14,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400964651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:14,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:41:14,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:41:14,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679313589] [2024-11-16 07:41:14,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:14,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:41:14,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:14,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:41:14,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:41:14,665 INFO L87 Difference]: Start difference. First operand 458 states and 681 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2024-11-16 07:41:14,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:14,712 INFO L93 Difference]: Finished difference Result 717 states and 1044 transitions. [2024-11-16 07:41:14,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:41:14,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 174 [2024-11-16 07:41:14,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:14,720 INFO L225 Difference]: With dead ends: 717 [2024-11-16 07:41:14,723 INFO L226 Difference]: Without dead ends: 462 [2024-11-16 07:41:14,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:41:14,726 INFO L432 NwaCegarLoop]: 680 mSDtfsCounter, 0 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:14,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1358 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:41:14,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2024-11-16 07:41:14,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 462. [2024-11-16 07:41:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 359 states have (on average 1.5041782729805013) internal successors, (540), 363 states have internal predecessors, (540), 73 states have call successors, (73), 29 states have call predecessors, (73), 29 states have return successors, (72), 71 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-16 07:41:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 685 transitions. [2024-11-16 07:41:14,763 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 685 transitions. Word has length 174 [2024-11-16 07:41:14,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:14,764 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 685 transitions. [2024-11-16 07:41:14,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2024-11-16 07:41:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 685 transitions. [2024-11-16 07:41:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-16 07:41:14,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:14,767 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:14,782 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 07:41:14,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-16 07:41:14,972 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:14,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:14,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1510938696, now seen corresponding path program 1 times [2024-11-16 07:41:14,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:14,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375375156] [2024-11-16 07:41:14,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:14,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:41:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:41:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:41:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 07:41:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 07:41:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 07:41:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:41:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:41:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:41:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:41:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:41:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:41:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 07:41:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:41:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:41:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:41:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 07:41:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:41:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 07:41:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-16 07:41:15,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:15,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375375156] [2024-11-16 07:41:15,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375375156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:15,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642074890] [2024-11-16 07:41:15,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:15,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:15,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:15,256 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:15,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 07:41:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:15,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 1362 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:41:15,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:15,605 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-16 07:41:15,605 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:41:15,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642074890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:15,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:41:15,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-16 07:41:15,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562868557] [2024-11-16 07:41:15,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:15,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 07:41:15,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:15,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 07:41:15,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:41:15,609 INFO L87 Difference]: Start difference. First operand 462 states and 685 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-16 07:41:15,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:15,640 INFO L93 Difference]: Finished difference Result 981 states and 1471 transitions. [2024-11-16 07:41:15,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 07:41:15,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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 182 [2024-11-16 07:41:15,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:15,644 INFO L225 Difference]: With dead ends: 981 [2024-11-16 07:41:15,644 INFO L226 Difference]: Without dead ends: 548 [2024-11-16 07:41:15,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:41:15,646 INFO L432 NwaCegarLoop]: 688 mSDtfsCounter, 144 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:15,647 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 1321 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:41:15,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2024-11-16 07:41:15,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 540. [2024-11-16 07:41:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 423 states have (on average 1.5130023640661938) internal successors, (640), 427 states have internal predecessors, (640), 87 states have call successors, (87), 29 states have call predecessors, (87), 29 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-16 07:41:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 813 transitions. [2024-11-16 07:41:15,664 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 813 transitions. Word has length 182 [2024-11-16 07:41:15,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:15,665 INFO L471 AbstractCegarLoop]: Abstraction has 540 states and 813 transitions. [2024-11-16 07:41:15,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-16 07:41:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 813 transitions. [2024-11-16 07:41:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-16 07:41:15,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:15,669 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:15,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 07:41:15,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:15,869 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:15,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:15,870 INFO L85 PathProgramCache]: Analyzing trace with hash 503767809, now seen corresponding path program 1 times [2024-11-16 07:41:15,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:15,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425646585] [2024-11-16 07:41:15,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:15,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 07:41:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 07:41:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 07:41:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-16 07:41:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:41:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 07:41:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:41:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:41:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:41:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:41:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:41:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:41:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:41:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 07:41:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:41:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:41:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,103 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-16 07:41:16,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:16,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425646585] [2024-11-16 07:41:16,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425646585] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:16,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157503980] [2024-11-16 07:41:16,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:16,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:16,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:16,106 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:16,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 07:41:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 1289 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 07:41:16,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-16 07:41:16,481 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:41:16,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157503980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:16,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:41:16,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-16 07:41:16,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245751880] [2024-11-16 07:41:16,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:16,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:41:16,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:16,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:41:16,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:41:16,484 INFO L87 Difference]: Start difference. First operand 540 states and 813 transitions. Second operand has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 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) [2024-11-16 07:41:16,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:16,538 INFO L93 Difference]: Finished difference Result 1071 states and 1616 transitions. [2024-11-16 07:41:16,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:41:16,539 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 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 164 [2024-11-16 07:41:16,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:16,542 INFO L225 Difference]: With dead ends: 1071 [2024-11-16 07:41:16,542 INFO L226 Difference]: Without dead ends: 542 [2024-11-16 07:41:16,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:41:16,545 INFO L432 NwaCegarLoop]: 673 mSDtfsCounter, 2 mSDsluCounter, 2008 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2681 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:16,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2681 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:41:16,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-11-16 07:41:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 542. [2024-11-16 07:41:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 424 states have (on average 1.5117924528301887) internal successors, (641), 429 states have internal predecessors, (641), 87 states have call successors, (87), 29 states have call predecessors, (87), 30 states have return successors, (88), 85 states have call predecessors, (88), 86 states have call successors, (88) [2024-11-16 07:41:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 816 transitions. [2024-11-16 07:41:16,568 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 816 transitions. Word has length 164 [2024-11-16 07:41:16,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:16,569 INFO L471 AbstractCegarLoop]: Abstraction has 542 states and 816 transitions. [2024-11-16 07:41:16,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.5) internal successors, (102), 5 states have internal predecessors, (102), 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) [2024-11-16 07:41:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 816 transitions. [2024-11-16 07:41:16,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-16 07:41:16,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:16,573 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:16,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 07:41:16,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:16,778 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:16,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:16,778 INFO L85 PathProgramCache]: Analyzing trace with hash 138590286, now seen corresponding path program 1 times [2024-11-16 07:41:16,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:16,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664797009] [2024-11-16 07:41:16,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:16,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-16 07:41:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-16 07:41:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 07:41:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:41:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 07:41:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:41:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:41:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:41:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:16,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:41:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:41:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:41:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:41:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:41:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 07:41:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:41:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-16 07:41:17,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:17,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664797009] [2024-11-16 07:41:17,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664797009] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:17,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414863491] [2024-11-16 07:41:17,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:17,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:17,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:17,013 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:17,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 07:41:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 07:41:17,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-16 07:41:17,349 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 07:41:17,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414863491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:17,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 07:41:17,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-16 07:41:17,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889520263] [2024-11-16 07:41:17,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:17,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 07:41:17,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:17,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 07:41:17,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:41:17,352 INFO L87 Difference]: Start difference. First operand 542 states and 816 transitions. Second operand has 5 states, 5 states have (on average 20.8) 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), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-16 07:41:17,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:17,412 INFO L93 Difference]: Finished difference Result 1073 states and 1621 transitions. [2024-11-16 07:41:17,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 07:41:17,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) 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), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 165 [2024-11-16 07:41:17,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:17,416 INFO L225 Difference]: With dead ends: 1073 [2024-11-16 07:41:17,416 INFO L226 Difference]: Without dead ends: 544 [2024-11-16 07:41:17,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-16 07:41:17,419 INFO L432 NwaCegarLoop]: 671 mSDtfsCounter, 2 mSDsluCounter, 1996 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2667 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:17,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2667 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 07:41:17,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2024-11-16 07:41:17,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 544. [2024-11-16 07:41:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 544 states, 425 states have (on average 1.5105882352941176) internal successors, (642), 431 states have internal predecessors, (642), 87 states have call successors, (87), 29 states have call predecessors, (87), 31 states have return successors, (93), 85 states have call predecessors, (93), 86 states have call successors, (93) [2024-11-16 07:41:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 822 transitions. [2024-11-16 07:41:17,436 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 822 transitions. Word has length 165 [2024-11-16 07:41:17,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:17,436 INFO L471 AbstractCegarLoop]: Abstraction has 544 states and 822 transitions. [2024-11-16 07:41:17,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) 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), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-16 07:41:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 822 transitions. [2024-11-16 07:41:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-16 07:41:17,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:17,439 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:17,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 07:41:17,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:17,641 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:17,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:17,642 INFO L85 PathProgramCache]: Analyzing trace with hash 381017554, now seen corresponding path program 1 times [2024-11-16 07:41:17,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:17,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721967536] [2024-11-16 07:41:17,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:17,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 07:41:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 07:41:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 07:41:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 07:41:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:41:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:41:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:41:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:41:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:41:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:41:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:41:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:41:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:41:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 07:41:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-16 07:41:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 07:41:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-16 07:41:17,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:17,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721967536] [2024-11-16 07:41:17,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721967536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:17,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:17,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:41:17,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820233425] [2024-11-16 07:41:17,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:17,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:41:17,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:17,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:41:17,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:41:17,863 INFO L87 Difference]: Start difference. First operand 544 states and 822 transitions. Second operand has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-16 07:41:20,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:20,118 INFO L93 Difference]: Finished difference Result 1269 states and 1937 transitions. [2024-11-16 07:41:20,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:41:20,118 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 185 [2024-11-16 07:41:20,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:20,124 INFO L225 Difference]: With dead ends: 1269 [2024-11-16 07:41:20,124 INFO L226 Difference]: Without dead ends: 748 [2024-11-16 07:41:20,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:41:20,127 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1592 mSDsluCounter, 1204 mSDsCounter, 0 mSdLazyCounter, 3155 mSolverCounterSat, 595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 1426 SdHoareTripleChecker+Invalid, 3750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 3155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:20,127 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 1426 Invalid, 3750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [595 Valid, 3155 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-16 07:41:20,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2024-11-16 07:41:20,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 544. [2024-11-16 07:41:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 544 states, 425 states have (on average 1.5105882352941176) internal successors, (642), 431 states have internal predecessors, (642), 87 states have call successors, (87), 29 states have call predecessors, (87), 31 states have return successors, (92), 85 states have call predecessors, (92), 86 states have call successors, (92) [2024-11-16 07:41:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 821 transitions. [2024-11-16 07:41:20,174 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 821 transitions. Word has length 185 [2024-11-16 07:41:20,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:20,175 INFO L471 AbstractCegarLoop]: Abstraction has 544 states and 821 transitions. [2024-11-16 07:41:20,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 13.375) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-16 07:41:20,176 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 821 transitions. [2024-11-16 07:41:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-16 07:41:20,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:20,179 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:20,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 07:41:20,179 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:20,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:20,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1449522626, now seen corresponding path program 1 times [2024-11-16 07:41:20,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:20,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914165515] [2024-11-16 07:41:20,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:20,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 07:41:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 07:41:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 07:41:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 07:41:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:41:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:41:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:41:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:41:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:41:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 07:41:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:41:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:41:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:41:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 07:41:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-16 07:41:20,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:20,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914165515] [2024-11-16 07:41:20,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914165515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:20,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:20,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 07:41:20,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768715274] [2024-11-16 07:41:20,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:20,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 07:41:20,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:20,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 07:41:20,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 07:41:20,358 INFO L87 Difference]: Start difference. First operand 544 states and 821 transitions. Second operand has 9 states, 8 states have (on average 12.625) internal successors, (101), 5 states have internal predecessors, (101), 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) [2024-11-16 07:41:22,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:22,417 INFO L93 Difference]: Finished difference Result 1271 states and 1940 transitions. [2024-11-16 07:41:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 07:41:22,418 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.625) internal successors, (101), 5 states have internal predecessors, (101), 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 [2024-11-16 07:41:22,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:22,422 INFO L225 Difference]: With dead ends: 1271 [2024-11-16 07:41:22,422 INFO L226 Difference]: Without dead ends: 750 [2024-11-16 07:41:22,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:41:22,424 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1597 mSDsluCounter, 1204 mSDsCounter, 0 mSdLazyCounter, 3166 mSolverCounterSat, 589 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1598 SdHoareTripleChecker+Valid, 1425 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 589 IncrementalHoareTripleChecker+Valid, 3166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:22,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1598 Valid, 1425 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [589 Valid, 3166 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-16 07:41:22,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2024-11-16 07:41:22,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 546. [2024-11-16 07:41:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 426 states have (on average 1.5093896713615023) internal successors, (643), 433 states have internal predecessors, (643), 87 states have call successors, (87), 29 states have call predecessors, (87), 32 states have return successors, (94), 85 states have call predecessors, (94), 86 states have call successors, (94) [2024-11-16 07:41:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 824 transitions. [2024-11-16 07:41:22,462 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 824 transitions. Word has length 167 [2024-11-16 07:41:22,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:22,462 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 824 transitions. [2024-11-16 07:41:22,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.625) internal successors, (101), 5 states have internal predecessors, (101), 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) [2024-11-16 07:41:22,463 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 824 transitions. [2024-11-16 07:41:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-16 07:41:22,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:22,466 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] [2024-11-16 07:41:22,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 07:41:22,466 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:22,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:22,467 INFO L85 PathProgramCache]: Analyzing trace with hash -492353840, now seen corresponding path program 1 times [2024-11-16 07:41:22,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:22,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935488455] [2024-11-16 07:41:22,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:22,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 07:41:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 07:41:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 07:41:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:41:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:41:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:41:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:41:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:41:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:41:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:41:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:41:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 07:41:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-16 07:41:22,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:22,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935488455] [2024-11-16 07:41:22,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935488455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:22,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:22,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:41:22,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960179121] [2024-11-16 07:41:22,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:22,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:41:22,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:22,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:41:22,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:41:22,679 INFO L87 Difference]: Start difference. First operand 546 states and 824 transitions. Second operand has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-16 07:41:25,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:25,469 INFO L93 Difference]: Finished difference Result 1269 states and 1935 transitions. [2024-11-16 07:41:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:41:25,470 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 168 [2024-11-16 07:41:25,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:25,475 INFO L225 Difference]: With dead ends: 1269 [2024-11-16 07:41:25,475 INFO L226 Difference]: Without dead ends: 750 [2024-11-16 07:41:25,477 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 [2024-11-16 07:41:25,478 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1601 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 5352 mSolverCounterSat, 587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 1977 SdHoareTripleChecker+Invalid, 5939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 587 IncrementalHoareTripleChecker+Valid, 5352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:25,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1602 Valid, 1977 Invalid, 5939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [587 Valid, 5352 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-16 07:41:25,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2024-11-16 07:41:25,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 546. [2024-11-16 07:41:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 426 states have (on average 1.5093896713615023) internal successors, (643), 433 states have internal predecessors, (643), 87 states have call successors, (87), 29 states have call predecessors, (87), 32 states have return successors, (93), 85 states have call predecessors, (93), 86 states have call successors, (93) [2024-11-16 07:41:25,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 823 transitions. [2024-11-16 07:41:25,510 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 823 transitions. Word has length 168 [2024-11-16 07:41:25,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:25,510 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 823 transitions. [2024-11-16 07:41:25,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 9.545454545454545) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-16 07:41:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 823 transitions. [2024-11-16 07:41:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-16 07:41:25,513 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:25,513 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:25,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 07:41:25,513 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:25,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:25,514 INFO L85 PathProgramCache]: Analyzing trace with hash 413292182, now seen corresponding path program 1 times [2024-11-16 07:41:25,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:25,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285070458] [2024-11-16 07:41:25,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:25,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-16 07:41:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 07:41:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:41:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:41:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:41:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:41:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:41:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 07:41:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 07:41:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:41:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:41:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:41:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 07:41:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 07:41:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 07:41:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-16 07:41:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-16 07:41:25,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:25,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285070458] [2024-11-16 07:41:25,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285070458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:25,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:25,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 07:41:25,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124972017] [2024-11-16 07:41:25,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:25,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 07:41:25,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:25,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 07:41:25,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-16 07:41:25,785 INFO L87 Difference]: Start difference. First operand 546 states and 823 transitions. Second operand has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-16 07:41:28,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:28,264 INFO L93 Difference]: Finished difference Result 1271 states and 1941 transitions. [2024-11-16 07:41:28,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 07:41:28,264 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 188 [2024-11-16 07:41:28,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:28,268 INFO L225 Difference]: With dead ends: 1271 [2024-11-16 07:41:28,268 INFO L226 Difference]: Without dead ends: 752 [2024-11-16 07:41:28,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-16 07:41:28,270 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 1617 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 5177 mSolverCounterSat, 624 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 5801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 624 IncrementalHoareTripleChecker+Valid, 5177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:28,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 1976 Invalid, 5801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [624 Valid, 5177 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-16 07:41:28,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2024-11-16 07:41:28,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 548. [2024-11-16 07:41:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 427 states have (on average 1.5081967213114753) internal successors, (644), 435 states have internal predecessors, (644), 87 states have call successors, (87), 29 states have call predecessors, (87), 33 states have return successors, (98), 85 states have call predecessors, (98), 86 states have call successors, (98) [2024-11-16 07:41:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 829 transitions. [2024-11-16 07:41:28,320 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 829 transitions. Word has length 188 [2024-11-16 07:41:28,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:28,321 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 829 transitions. [2024-11-16 07:41:28,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.272727272727273) internal successors, (113), 8 states have internal predecessors, (113), 4 states have call successors, (26), 6 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-16 07:41:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 829 transitions. [2024-11-16 07:41:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-16 07:41:28,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:28,324 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 07:41:28,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 07:41:28,325 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:28,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:28,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1244554712, now seen corresponding path program 1 times [2024-11-16 07:41:28,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:28,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742719231] [2024-11-16 07:41:28,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:28,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 07:41:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-16 07:41:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:41:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:41:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:41:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:41:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:41:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:41:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:41:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:41:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:41:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:41:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:41:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:41:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:41:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 07:41:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,486 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:28,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:28,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742719231] [2024-11-16 07:41:28,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742719231] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:41:28,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919583427] [2024-11-16 07:41:28,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:28,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:28,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:41:28,488 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 07:41:28,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 07:41:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:28,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 1373 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 07:41:28,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:41:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:28,807 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 07:41:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:28,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919583427] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 07:41:28,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 07:41:28,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-16 07:41:28,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350102148] [2024-11-16 07:41:28,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 07:41:28,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 07:41:28,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:28,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 07:41:28,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-16 07:41:28,925 INFO L87 Difference]: Start difference. First operand 548 states and 829 transitions. Second operand has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 7 states have internal predecessors, (170), 2 states have call successors, (53), 6 states have call predecessors, (53), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-16 07:41:30,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:30,704 INFO L93 Difference]: Finished difference Result 1506 states and 2367 transitions. [2024-11-16 07:41:30,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 07:41:30,705 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 7 states have internal predecessors, (170), 2 states have call successors, (53), 6 states have call predecessors, (53), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 189 [2024-11-16 07:41:30,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:30,711 INFO L225 Difference]: With dead ends: 1506 [2024-11-16 07:41:30,712 INFO L226 Difference]: Without dead ends: 1251 [2024-11-16 07:41:30,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-16 07:41:30,714 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 2184 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 3215 mSolverCounterSat, 798 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2238 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 4013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 798 IncrementalHoareTripleChecker+Valid, 3215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:30,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2238 Valid, 1797 Invalid, 4013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [798 Valid, 3215 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-16 07:41:30,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-11-16 07:41:30,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1023. [2024-11-16 07:41:30,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 823 states have (on average 1.5479951397326852) internal successors, (1274), 831 states have internal predecessors, (1274), 166 states have call successors, (166), 29 states have call predecessors, (166), 33 states have return successors, (187), 164 states have call predecessors, (187), 165 states have call successors, (187) [2024-11-16 07:41:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1627 transitions. [2024-11-16 07:41:30,757 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1627 transitions. Word has length 189 [2024-11-16 07:41:30,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:30,757 INFO L471 AbstractCegarLoop]: Abstraction has 1023 states and 1627 transitions. [2024-11-16 07:41:30,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 7 states have internal predecessors, (170), 2 states have call successors, (53), 6 states have call predecessors, (53), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-16 07:41:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1627 transitions. [2024-11-16 07:41:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-16 07:41:30,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:30,761 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] [2024-11-16 07:41:30,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 07:41:30,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:41:30,962 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:30,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:30,962 INFO L85 PathProgramCache]: Analyzing trace with hash -152416499, now seen corresponding path program 1 times [2024-11-16 07:41:30,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:30,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318356808] [2024-11-16 07:41:30,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 07:41:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:41:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:41:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:41:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:41:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:41:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:41:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:41:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:41:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 07:41:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:41:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:41:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:41:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:31,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:31,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318356808] [2024-11-16 07:41:31,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318356808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:31,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:31,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:31,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771574274] [2024-11-16 07:41:31,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:31,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:31,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:31,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:31,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:31,123 INFO L87 Difference]: Start difference. First operand 1023 states and 1627 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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) [2024-11-16 07:41:32,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:32,481 INFO L93 Difference]: Finished difference Result 2660 states and 4304 transitions. [2024-11-16 07:41:32,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:32,482 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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 183 [2024-11-16 07:41:32,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:32,489 INFO L225 Difference]: With dead ends: 2660 [2024-11-16 07:41:32,490 INFO L226 Difference]: Without dead ends: 1709 [2024-11-16 07:41:32,493 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 [2024-11-16 07:41:32,493 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 1773 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 689 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 2417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 689 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:32,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1791 Valid, 1064 Invalid, 2417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [689 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:32,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states. [2024-11-16 07:41:32,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1497. [2024-11-16 07:41:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1497 states, 1218 states have (on average 1.5541871921182266) internal successors, (1893), 1226 states have internal predecessors, (1893), 245 states have call successors, (245), 29 states have call predecessors, (245), 33 states have return successors, (276), 243 states have call predecessors, (276), 244 states have call successors, (276) [2024-11-16 07:41:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1497 states and 2414 transitions. [2024-11-16 07:41:32,553 INFO L78 Accepts]: Start accepts. Automaton has 1497 states and 2414 transitions. Word has length 183 [2024-11-16 07:41:32,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:32,554 INFO L471 AbstractCegarLoop]: Abstraction has 1497 states and 2414 transitions. [2024-11-16 07:41:32,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (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) [2024-11-16 07:41:32,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2414 transitions. [2024-11-16 07:41:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-16 07:41:32,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:32,560 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] [2024-11-16 07:41:32,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 07:41:32,560 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:32,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:32,560 INFO L85 PathProgramCache]: Analyzing trace with hash 382779241, now seen corresponding path program 1 times [2024-11-16 07:41:32,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:32,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897458942] [2024-11-16 07:41:32,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:32,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 07:41:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:41:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:41:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:41:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:41:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:41:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 07:41:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:41:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 07:41:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-16 07:41:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:41:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:41:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:41:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:32,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:32,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897458942] [2024-11-16 07:41:32,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897458942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:32,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:32,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:32,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068412007] [2024-11-16 07:41:32,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:32,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:32,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:32,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:32,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:32,677 INFO L87 Difference]: Start difference. First operand 1497 states and 2414 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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) [2024-11-16 07:41:33,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:33,963 INFO L93 Difference]: Finished difference Result 3821 states and 6229 transitions. [2024-11-16 07:41:33,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:33,964 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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 184 [2024-11-16 07:41:33,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:33,978 INFO L225 Difference]: With dead ends: 3821 [2024-11-16 07:41:33,979 INFO L226 Difference]: Without dead ends: 2457 [2024-11-16 07:41:33,983 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 [2024-11-16 07:41:33,984 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 1819 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1839 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 2377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:33,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1839 Valid, 1055 Invalid, 2377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [692 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 07:41:33,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2457 states. [2024-11-16 07:41:34,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2457 to 2245. [2024-11-16 07:41:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2245 states, 1847 states have (on average 1.5571196534921494) internal successors, (2876), 1855 states have internal predecessors, (2876), 364 states have call successors, (364), 29 states have call predecessors, (364), 33 states have return successors, (395), 362 states have call predecessors, (395), 363 states have call successors, (395) [2024-11-16 07:41:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 2245 states and 3635 transitions. [2024-11-16 07:41:34,084 INFO L78 Accepts]: Start accepts. Automaton has 2245 states and 3635 transitions. Word has length 184 [2024-11-16 07:41:34,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:34,084 INFO L471 AbstractCegarLoop]: Abstraction has 2245 states and 3635 transitions. [2024-11-16 07:41:34,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (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) [2024-11-16 07:41:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 3635 transitions. [2024-11-16 07:41:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-16 07:41:34,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:34,093 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] [2024-11-16 07:41:34,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 07:41:34,093 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:34,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:34,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1851882611, now seen corresponding path program 1 times [2024-11-16 07:41:34,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:34,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789212218] [2024-11-16 07:41:34,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:34,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 07:41:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:41:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 07:41:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:41:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:41:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 07:41:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 07:41:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 07:41:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:41:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 07:41:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-16 07:41:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 07:41:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:34,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:34,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789212218] [2024-11-16 07:41:34,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789212218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:34,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:34,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:34,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264518220] [2024-11-16 07:41:34,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:34,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:34,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:34,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:34,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:34,208 INFO L87 Difference]: Start difference. First operand 2245 states and 3635 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (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) [2024-11-16 07:41:35,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:35,459 INFO L93 Difference]: Finished difference Result 5586 states and 9166 transitions. [2024-11-16 07:41:35,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:35,460 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (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 185 [2024-11-16 07:41:35,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:35,476 INFO L225 Difference]: With dead ends: 5586 [2024-11-16 07:41:35,476 INFO L226 Difference]: Without dead ends: 3617 [2024-11-16 07:41:35,481 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 [2024-11-16 07:41:35,481 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 1842 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1862 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 2342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:35,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1862 Valid, 1046 Invalid, 2342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [692 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 07:41:35,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3617 states. [2024-11-16 07:41:35,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3617 to 3405. [2024-11-16 07:41:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3405 states, 2845 states have (on average 1.5588752196836555) internal successors, (4435), 2853 states have internal predecessors, (4435), 526 states have call successors, (526), 29 states have call predecessors, (526), 33 states have return successors, (573), 524 states have call predecessors, (573), 525 states have call successors, (573) [2024-11-16 07:41:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 3405 states and 5534 transitions. [2024-11-16 07:41:35,590 INFO L78 Accepts]: Start accepts. Automaton has 3405 states and 5534 transitions. Word has length 185 [2024-11-16 07:41:35,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:35,590 INFO L471 AbstractCegarLoop]: Abstraction has 3405 states and 5534 transitions. [2024-11-16 07:41:35,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (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) [2024-11-16 07:41:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 5534 transitions. [2024-11-16 07:41:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-16 07:41:35,603 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:35,604 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] [2024-11-16 07:41:35,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 07:41:35,604 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:35,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:35,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1733933860, now seen corresponding path program 1 times [2024-11-16 07:41:35,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:35,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399700011] [2024-11-16 07:41:35,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:35,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 07:41:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:41:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 07:41:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 07:41:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 07:41:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 07:41:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:41:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:41:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:41:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:41:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:41:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 07:41:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 07:41:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 07:41:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 07:41:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:35,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:35,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399700011] [2024-11-16 07:41:35,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399700011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:35,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:35,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:35,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690630135] [2024-11-16 07:41:35,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:35,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:35,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:35,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:35,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:35,739 INFO L87 Difference]: Start difference. First operand 3405 states and 5534 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (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) [2024-11-16 07:41:37,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:37,279 INFO L93 Difference]: Finished difference Result 8398 states and 13843 transitions. [2024-11-16 07:41:37,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:37,280 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (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 205 [2024-11-16 07:41:37,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:37,309 INFO L225 Difference]: With dead ends: 8398 [2024-11-16 07:41:37,309 INFO L226 Difference]: Without dead ends: 5506 [2024-11-16 07:41:37,320 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 [2024-11-16 07:41:37,321 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1846 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 727 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1866 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 2338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 727 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:37,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1866 Valid, 1047 Invalid, 2338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [727 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 07:41:37,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2024-11-16 07:41:37,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 5294. [2024-11-16 07:41:37,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5294 states, 4489 states have (on average 1.559367342392515) internal successors, (7000), 4497 states have internal predecessors, (7000), 771 states have call successors, (771), 29 states have call predecessors, (771), 33 states have return successors, (844), 769 states have call predecessors, (844), 770 states have call successors, (844) [2024-11-16 07:41:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5294 states to 5294 states and 8615 transitions. [2024-11-16 07:41:37,521 INFO L78 Accepts]: Start accepts. Automaton has 5294 states and 8615 transitions. Word has length 205 [2024-11-16 07:41:37,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:37,521 INFO L471 AbstractCegarLoop]: Abstraction has 5294 states and 8615 transitions. [2024-11-16 07:41:37,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (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) [2024-11-16 07:41:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 5294 states and 8615 transitions. [2024-11-16 07:41:37,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-16 07:41:37,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:37,541 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] [2024-11-16 07:41:37,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 07:41:37,541 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:37,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:37,542 INFO L85 PathProgramCache]: Analyzing trace with hash -674829203, now seen corresponding path program 1 times [2024-11-16 07:41:37,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:37,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524455157] [2024-11-16 07:41:37,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:37,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 07:41:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:41:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 07:41:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 07:41:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:41:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:41:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:41:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:41:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:41:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:41:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 07:41:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 07:41:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 07:41:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:37,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:37,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524455157] [2024-11-16 07:41:37,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524455157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:37,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:37,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:37,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130005831] [2024-11-16 07:41:37,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:37,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:37,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:37,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:37,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:37,669 INFO L87 Difference]: Start difference. First operand 5294 states and 8615 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:41:39,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:39,120 INFO L93 Difference]: Finished difference Result 13116 states and 21675 transitions. [2024-11-16 07:41:39,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:39,121 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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 187 [2024-11-16 07:41:39,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:39,168 INFO L225 Difference]: With dead ends: 13116 [2024-11-16 07:41:39,168 INFO L226 Difference]: Without dead ends: 8700 [2024-11-16 07:41:39,181 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 [2024-11-16 07:41:39,181 INFO L432 NwaCegarLoop]: 240 mSDtfsCounter, 1814 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 683 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1832 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 2391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 683 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:39,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1832 Valid, 1089 Invalid, 2391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [683 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:39,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2024-11-16 07:41:39,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 8488. [2024-11-16 07:41:39,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8488 states, 7190 states have (on average 1.552990264255911) internal successors, (11166), 7198 states have internal predecessors, (11166), 1264 states have call successors, (1264), 29 states have call predecessors, (1264), 33 states have return successors, (1381), 1262 states have call predecessors, (1381), 1263 states have call successors, (1381) [2024-11-16 07:41:39,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8488 states to 8488 states and 13811 transitions. [2024-11-16 07:41:39,486 INFO L78 Accepts]: Start accepts. Automaton has 8488 states and 13811 transitions. Word has length 187 [2024-11-16 07:41:39,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:39,487 INFO L471 AbstractCegarLoop]: Abstraction has 8488 states and 13811 transitions. [2024-11-16 07:41:39,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 3 states have internal predecessors, (121), 2 states have call successors, (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) [2024-11-16 07:41:39,488 INFO L276 IsEmpty]: Start isEmpty. Operand 8488 states and 13811 transitions. [2024-11-16 07:41:39,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-16 07:41:39,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:39,515 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] [2024-11-16 07:41:39,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 07:41:39,515 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:39,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:39,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1155988092, now seen corresponding path program 1 times [2024-11-16 07:41:39,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:39,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35019388] [2024-11-16 07:41:39,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:39,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 07:41:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:41:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-16 07:41:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 07:41:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 07:41:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:41:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 07:41:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:41:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 07:41:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 07:41:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 07:41:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 07:41:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 07:41:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 07:41:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-16 07:41:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-16 07:41:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:39,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:39,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35019388] [2024-11-16 07:41:39,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35019388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:39,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:39,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:39,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871871406] [2024-11-16 07:41:39,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:39,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:39,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:39,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:39,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:39,648 INFO L87 Difference]: Start difference. First operand 8488 states and 13811 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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) [2024-11-16 07:41:41,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:41,283 INFO L93 Difference]: Finished difference Result 21670 states and 35778 transitions. [2024-11-16 07:41:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:41,284 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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 207 [2024-11-16 07:41:41,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:41,330 INFO L225 Difference]: With dead ends: 21670 [2024-11-16 07:41:41,330 INFO L226 Difference]: Without dead ends: 14515 [2024-11-16 07:41:41,352 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 [2024-11-16 07:41:41,353 INFO L432 NwaCegarLoop]: 231 mSDtfsCounter, 1722 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 657 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 2425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 657 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:41,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1741 Valid, 1078 Invalid, 2425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [657 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:41,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14515 states. [2024-11-16 07:41:41,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14515 to 14303. [2024-11-16 07:41:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14303 states, 12183 states have (on average 1.5506853812689814) internal successors, (18892), 12191 states have internal predecessors, (18892), 2086 states have call successors, (2086), 29 states have call predecessors, (2086), 33 states have return successors, (2281), 2084 states have call predecessors, (2281), 2085 states have call successors, (2281) [2024-11-16 07:41:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14303 states to 14303 states and 23259 transitions. [2024-11-16 07:41:41,789 INFO L78 Accepts]: Start accepts. Automaton has 14303 states and 23259 transitions. Word has length 207 [2024-11-16 07:41:41,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:41,790 INFO L471 AbstractCegarLoop]: Abstraction has 14303 states and 23259 transitions. [2024-11-16 07:41:41,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (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) [2024-11-16 07:41:41,790 INFO L276 IsEmpty]: Start isEmpty. Operand 14303 states and 23259 transitions. [2024-11-16 07:41:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-16 07:41:41,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:41,828 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] [2024-11-16 07:41:41,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 07:41:41,828 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:41,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:41,828 INFO L85 PathProgramCache]: Analyzing trace with hash -964492051, now seen corresponding path program 1 times [2024-11-16 07:41:41,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:41,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874109256] [2024-11-16 07:41:41,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:41,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 07:41:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 07:41:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 07:41:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 07:41:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 07:41:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 07:41:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 07:41:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:41:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:41:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 07:41:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:41:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:41:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 07:41:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:41,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:41,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874109256] [2024-11-16 07:41:41,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874109256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:41,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:41,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:41,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771045432] [2024-11-16 07:41:41,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:41,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:41,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:41,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:41,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:41,941 INFO L87 Difference]: Start difference. First operand 14303 states and 23259 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, (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) [2024-11-16 07:41:43,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:43,726 INFO L93 Difference]: Finished difference Result 34921 states and 57036 transitions. [2024-11-16 07:41:43,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:43,727 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, (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 189 [2024-11-16 07:41:43,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:43,800 INFO L225 Difference]: With dead ends: 34921 [2024-11-16 07:41:43,801 INFO L226 Difference]: Without dead ends: 23033 [2024-11-16 07:41:43,826 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 [2024-11-16 07:41:43,827 INFO L432 NwaCegarLoop]: 224 mSDtfsCounter, 1820 mSDsluCounter, 804 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 709 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1839 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 2365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 709 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:43,827 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1839 Valid, 1028 Invalid, 2365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [709 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:43,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23033 states. [2024-11-16 07:41:44,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23033 to 22821. [2024-11-16 07:41:44,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22821 states, 19498 states have (on average 1.5180531336547338) internal successors, (29599), 19506 states have internal predecessors, (29599), 3289 states have call successors, (3289), 29 states have call predecessors, (3289), 33 states have return successors, (3628), 3287 states have call predecessors, (3628), 3288 states have call successors, (3628) [2024-11-16 07:41:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22821 states to 22821 states and 36516 transitions. [2024-11-16 07:41:44,604 INFO L78 Accepts]: Start accepts. Automaton has 22821 states and 36516 transitions. Word has length 189 [2024-11-16 07:41:44,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:44,605 INFO L471 AbstractCegarLoop]: Abstraction has 22821 states and 36516 transitions. [2024-11-16 07:41:44,605 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, (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) [2024-11-16 07:41:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 22821 states and 36516 transitions. [2024-11-16 07:41:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-16 07:41:44,656 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:44,656 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] [2024-11-16 07:41:44,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 07:41:44,657 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:44,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:44,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1183946551, now seen corresponding path program 1 times [2024-11-16 07:41:44,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:44,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675049573] [2024-11-16 07:41:44,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 07:41:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 07:41:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 07:41:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 07:41:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:41:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 07:41:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 07:41:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 07:41:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 07:41:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:41:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:41:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:41:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-16 07:41:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-16 07:41:44,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:44,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675049573] [2024-11-16 07:41:44,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675049573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:44,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:44,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:44,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709014512] [2024-11-16 07:41:44,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:44,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:44,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:44,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:44,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:44,825 INFO L87 Difference]: Start difference. First operand 22821 states and 36516 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) [2024-11-16 07:41:46,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:46,862 INFO L93 Difference]: Finished difference Result 60775 states and 98578 transitions. [2024-11-16 07:41:46,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:46,862 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 [2024-11-16 07:41:46,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:46,980 INFO L225 Difference]: With dead ends: 60775 [2024-11-16 07:41:46,981 INFO L226 Difference]: Without dead ends: 41154 [2024-11-16 07:41:47,019 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 [2024-11-16 07:41:47,019 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 1723 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 1049 SdHoareTripleChecker+Invalid, 2438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:47,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1741 Valid, 1049 Invalid, 2438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [692 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:47,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41154 states. [2024-11-16 07:41:47,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41154 to 40942. [2024-11-16 07:41:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40942 states, 35169 states have (on average 1.5127527083511048) internal successors, (53202), 35177 states have internal predecessors, (53202), 5739 states have call successors, (5739), 29 states have call predecessors, (5739), 33 states have return successors, (6352), 5737 states have call predecessors, (6352), 5738 states have call successors, (6352) [2024-11-16 07:41:48,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40942 states to 40942 states and 65293 transitions. [2024-11-16 07:41:48,139 INFO L78 Accepts]: Start accepts. Automaton has 40942 states and 65293 transitions. Word has length 190 [2024-11-16 07:41:48,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:48,139 INFO L471 AbstractCegarLoop]: Abstraction has 40942 states and 65293 transitions. [2024-11-16 07:41:48,139 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) [2024-11-16 07:41:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 40942 states and 65293 transitions. [2024-11-16 07:41:48,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-16 07:41:48,216 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:48,216 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] [2024-11-16 07:41:48,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 07:41:48,216 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:48,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:48,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1865715112, now seen corresponding path program 1 times [2024-11-16 07:41:48,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:48,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676161499] [2024-11-16 07:41:48,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:48,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 07:41:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 07:41:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 07:41:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-16 07:41:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 07:41:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 07:41:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 07:41:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:41:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:41:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 07:41:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 07:41:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 07:41:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 07:41:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 07:41:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 07:41:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 07:41:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:48,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:48,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676161499] [2024-11-16 07:41:48,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676161499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:48,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:48,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:48,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906955234] [2024-11-16 07:41:48,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:48,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:48,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:48,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:48,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:48,324 INFO L87 Difference]: Start difference. First operand 40942 states and 65293 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) [2024-11-16 07:41:51,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:51,444 INFO L93 Difference]: Finished difference Result 112309 states and 181034 transitions. [2024-11-16 07:41:51,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:51,445 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 [2024-11-16 07:41:51,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:51,757 INFO L225 Difference]: With dead ends: 112309 [2024-11-16 07:41:51,757 INFO L226 Difference]: Without dead ends: 75666 [2024-11-16 07:41:51,850 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 [2024-11-16 07:41:51,851 INFO L432 NwaCegarLoop]: 224 mSDtfsCounter, 1716 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 664 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 1054 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 664 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:51,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1734 Valid, 1054 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [664 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 07:41:51,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75666 states. [2024-11-16 07:41:54,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75666 to 75454. [2024-11-16 07:41:54,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75454 states, 65168 states have (on average 1.5068438497422048) internal successors, (98198), 65176 states have internal predecessors, (98198), 10252 states have call successors, (10252), 29 states have call predecessors, (10252), 33 states have return successors, (11397), 10250 states have call predecessors, (11397), 10251 states have call successors, (11397) [2024-11-16 07:41:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75454 states to 75454 states and 119847 transitions. [2024-11-16 07:41:54,744 INFO L78 Accepts]: Start accepts. Automaton has 75454 states and 119847 transitions. Word has length 210 [2024-11-16 07:41:54,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:41:54,744 INFO L471 AbstractCegarLoop]: Abstraction has 75454 states and 119847 transitions. [2024-11-16 07:41:54,745 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) [2024-11-16 07:41:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 75454 states and 119847 transitions. [2024-11-16 07:41:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-16 07:41:54,853 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:41:54,854 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, 1] [2024-11-16 07:41:54,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 07:41:54,854 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:41:54,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:41:54,854 INFO L85 PathProgramCache]: Analyzing trace with hash -388251684, now seen corresponding path program 1 times [2024-11-16 07:41:54,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:41:54,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484108144] [2024-11-16 07:41:54,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:41:54,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:41:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:41:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:41:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:41:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:41:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:41:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:41:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 07:41:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 07:41:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 07:41:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 07:41:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 07:41:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 07:41:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-16 07:41:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 07:41:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 07:41:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 07:41:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 07:41:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 07:41:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 07:41:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:41:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 07:41:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 07:41:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 07:41:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:41:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:41:54,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:41:54,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484108144] [2024-11-16 07:41:54,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484108144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:41:54,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:41:54,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 07:41:54,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263099439] [2024-11-16 07:41:54,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:41:54,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 07:41:54,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:41:54,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 07:41:54,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 07:41:54,962 INFO L87 Difference]: Start difference. First operand 75454 states and 119847 transitions. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 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) [2024-11-16 07:41:58,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:41:58,310 INFO L93 Difference]: Finished difference Result 142297 states and 229280 transitions. [2024-11-16 07:41:58,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 07:41:58,310 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 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 211 [2024-11-16 07:41:58,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:41:58,796 INFO L225 Difference]: With dead ends: 142297 [2024-11-16 07:41:58,796 INFO L226 Difference]: Without dead ends: 142042 [2024-11-16 07:41:58,843 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 [2024-11-16 07:41:58,846 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 1820 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 1633 mSolverCounterSat, 719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 1056 SdHoareTripleChecker+Invalid, 2352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 719 IncrementalHoareTripleChecker+Valid, 1633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 07:41:58,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1838 Valid, 1056 Invalid, 2352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [719 Valid, 1633 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 07:41:58,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142042 states. [2024-11-16 07:42:02,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142042 to 141830. [2024-11-16 07:42:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141830 states, 123176 states have (on average 1.500227317009807) internal successors, (184792), 123184 states have internal predecessors, (184792), 18620 states have call successors, (18620), 29 states have call predecessors, (18620), 33 states have return successors, (20811), 18618 states have call predecessors, (20811), 18619 states have call successors, (20811) [2024-11-16 07:42:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141830 states to 141830 states and 224223 transitions. [2024-11-16 07:42:03,057 INFO L78 Accepts]: Start accepts. Automaton has 141830 states and 224223 transitions. Word has length 211 [2024-11-16 07:42:03,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:42:03,058 INFO L471 AbstractCegarLoop]: Abstraction has 141830 states and 224223 transitions. [2024-11-16 07:42:03,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 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) [2024-11-16 07:42:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 141830 states and 224223 transitions. [2024-11-16 07:42:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-16 07:42:03,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:42:03,155 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, 1, 1] [2024-11-16 07:42:03,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 07:42:03,156 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:42:03,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:42:03,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1119147512, now seen corresponding path program 1 times [2024-11-16 07:42:03,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:42:03,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308040265] [2024-11-16 07:42:03,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:42:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:42:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:42:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:42:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:42:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:42:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:42:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:42:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:42:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:42:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:42:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:42:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 07:42:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-16 07:42:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 07:42:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 07:42:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 07:42:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 07:42:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 07:42:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 07:42:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 07:42:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:42:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 07:42:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 07:42:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 07:42:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-16 07:42:03,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:42:03,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308040265] [2024-11-16 07:42:03,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308040265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 07:42:03,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 07:42:03,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 07:42:03,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044884873] [2024-11-16 07:42:03,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 07:42:03,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 07:42:03,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:42:03,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 07:42:03,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-16 07:42:03,817 INFO L87 Difference]: Start difference. First operand 141830 states and 224223 transitions. Second operand has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 3 states have call successors, (26), 7 states have call predecessors, (26), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-16 07:42:10,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 07:42:10,817 INFO L93 Difference]: Finished difference Result 273048 states and 439606 transitions. [2024-11-16 07:42:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 07:42:10,817 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 3 states have call successors, (26), 7 states have call predecessors, (26), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 212 [2024-11-16 07:42:10,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 07:42:11,846 INFO L225 Difference]: With dead ends: 273048 [2024-11-16 07:42:11,846 INFO L226 Difference]: Without dead ends: 272801 [2024-11-16 07:42:11,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-11-16 07:42:11,948 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 3711 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 3983 mSolverCounterSat, 1304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3728 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 5287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1304 IncrementalHoareTripleChecker+Valid, 3983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-16 07:42:11,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3728 Valid, 1815 Invalid, 5287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1304 Valid, 3983 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-16 07:42:12,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272801 states. [2024-11-16 07:42:19,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272801 to 272386. [2024-11-16 07:42:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272386 states, 236581 states have (on average 1.5032060900917656) internal successors, (355630), 236537 states have internal predecessors, (355630), 35742 states have call successors, (35742), 57 states have call predecessors, (35742), 62 states have return successors, (39025), 35795 states have call predecessors, (39025), 35740 states have call successors, (39025) [2024-11-16 07:42:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272386 states to 272386 states and 430397 transitions. [2024-11-16 07:42:20,792 INFO L78 Accepts]: Start accepts. Automaton has 272386 states and 430397 transitions. Word has length 212 [2024-11-16 07:42:20,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 07:42:20,792 INFO L471 AbstractCegarLoop]: Abstraction has 272386 states and 430397 transitions. [2024-11-16 07:42:20,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 3 states have call successors, (26), 7 states have call predecessors, (26), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-16 07:42:20,793 INFO L276 IsEmpty]: Start isEmpty. Operand 272386 states and 430397 transitions. [2024-11-16 07:42:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-16 07:42:20,961 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 07:42:20,961 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, 1] [2024-11-16 07:42:20,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 07:42:20,961 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 07:42:20,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 07:42:20,962 INFO L85 PathProgramCache]: Analyzing trace with hash 86174125, now seen corresponding path program 1 times [2024-11-16 07:42:20,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 07:42:20,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076624743] [2024-11-16 07:42:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:42:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 07:42:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 07:42:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 07:42:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 07:42:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 07:42:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 07:42:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 07:42:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 07:42:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 07:42:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 07:42:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 07:42:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 07:42:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 07:42:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 07:42:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 07:42:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 07:42:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 07:42:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 07:42:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 07:42:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 07:42:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 07:42:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-16 07:42:21,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 07:42:21,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076624743] [2024-11-16 07:42:21,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076624743] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 07:42:21,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1820061390] [2024-11-16 07:42:21,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 07:42:21,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 07:42:21,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 07:42:21,904 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) [2024-11-16 07:42:21,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-16 07:42:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 07:42:22,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 1353 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-16 07:42:22,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 07:42:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-16 07:42:22,425 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 07:42:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-16 07:42:22,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1820061390] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 07:42:22,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 07:42:22,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 9] total 32 [2024-11-16 07:42:22,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264006514] [2024-11-16 07:42:22,727 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 07:42:22,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-16 07:42:22,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 07:42:22,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-16 07:42:22,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=914, Unknown=0, NotChecked=0, Total=992 [2024-11-16 07:42:22,729 INFO L87 Difference]: Start difference. First operand 272386 states and 430397 transitions. Second operand has 32 states, 30 states have (on average 10.4) internal successors, (312), 24 states have internal predecessors, (312), 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)