./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec7_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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_spec7_product25.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 6fd6d1c71ba5dc2d3b9a29abb89e94ab4329c839d1f475ee44ea6eb34f32fbde --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 14:25:59,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 14:25:59,588 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 14:25:59,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 14:25:59,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 14:25:59,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 14:25:59,610 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 14:25:59,610 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 14:25:59,610 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 14:25:59,610 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 14:25:59,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 14:25:59,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 14:25:59,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 14:25:59,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 14:25:59,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 14:25:59,612 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 14:25:59,612 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:25:59,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 14:25:59,613 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 6fd6d1c71ba5dc2d3b9a29abb89e94ab4329c839d1f475ee44ea6eb34f32fbde [2025-03-03 14:25:59,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 14:25:59,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 14:25:59,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 14:25:59,840 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 14:25:59,840 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 14:25:59,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product25.cil.c [2025-03-03 14:26:00,978 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e41416c/f11101ab820b4bab8001645ce374cd5b/FLAGbb1d40039 [2025-03-03 14:26:01,259 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 14:26:01,260 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product25.cil.c [2025-03-03 14:26:01,285 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e41416c/f11101ab820b4bab8001645ce374cd5b/FLAGbb1d40039 [2025-03-03 14:26:01,545 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e41416c/f11101ab820b4bab8001645ce374cd5b [2025-03-03 14:26:01,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 14:26:01,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 14:26:01,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 14:26:01,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 14:26:01,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 14:26:01,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:26:01" (1/1) ... [2025-03-03 14:26:01,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610356d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:01, skipping insertion in model container [2025-03-03 14:26:01,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:26:01" (1/1) ... [2025-03-03 14:26:01,590 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 14:26:01,797 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_spec7_product25.cil.c[8804,8817] [2025-03-03 14:26:01,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:26:02,019 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 14:26:02,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [48] [2025-03-03 14:26:02,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [417] [2025-03-03 14:26:02,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [455] [2025-03-03 14:26:02,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [464] [2025-03-03 14:26:02,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [481] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptVerify_spec.i","") [710] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [728] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1800] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2088] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2454] [2025-03-03 14:26:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2857] [2025-03-03 14:26:02,050 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_spec7_product25.cil.c[8804,8817] [2025-03-03 14:26:02,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:26:02,136 INFO L204 MainTranslator]: Completed translation [2025-03-03 14:26:02,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02 WrapperNode [2025-03-03 14:26:02,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 14:26:02,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 14:26:02,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 14:26:02,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 14:26:02,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,193 INFO L138 Inliner]: procedures = 130, calls = 199, calls flagged for inlining = 61, calls inlined = 58, statements flattened = 1074 [2025-03-03 14:26:02,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 14:26:02,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 14:26:02,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 14:26:02,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 14:26:02,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,213 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,241 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]. [2025-03-03 14:26:02,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,260 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 14:26:02,280 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 14:26:02,281 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 14:26:02,281 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 14:26:02,282 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (1/1) ... [2025-03-03 14:26:02,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:26:02,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:02,317 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) [2025-03-03 14:26:02,322 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 [2025-03-03 14:26:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2025-03-03 14:26:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2025-03-03 14:26:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2025-03-03 14:26:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2025-03-03 14:26:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2025-03-03 14:26:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2025-03-03 14:26:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2025-03-03 14:26:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2025-03-03 14:26:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2025-03-03 14:26:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2025-03-03 14:26:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 14:26:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 14:26:02,525 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 14:26:02,526 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 14:26:02,635 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1342-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~17#1; [2025-03-03 14:26:02,647 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2764: #res := ~retValue_acc~37; [2025-03-03 14:26:02,689 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1434: #res#1 := ~retValue_acc~19#1; [2025-03-03 14:26:02,689 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1389-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~18#1; [2025-03-03 14:26:02,697 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2950-1: createEmail_#res#1 := createEmail_~retValue_acc~42#1; [2025-03-03 14:26:02,708 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L886: #res := ~retValue_acc~11; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1730-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~23#1; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2838-1: isVerified_#res#1 := isVerified_~retValue_acc~39#1; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1658-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~22#1; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L312-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~4#1; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2501-1: getEmailId_#res#1 := getEmailId_~retValue_acc~30#1; [2025-03-03 14:26:02,905 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1777-1: getClientId_#res#1 := getClientId_~retValue_acc~24#1; [2025-03-03 14:26:02,913 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2801: #res := ~retValue_acc~38; [2025-03-03 14:26:02,935 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2575: #res := ~retValue_acc~32; [2025-03-03 14:26:02,985 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1212: #res := ~retValue_acc~15; [2025-03-03 14:26:03,191 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L269-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~1#1; [2025-03-03 14:26:03,191 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L452-1: valid_product_#res#1 := valid_product_~retValue_acc~6#1; [2025-03-03 14:26:03,192 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L287-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~3#1; [2025-03-03 14:26:03,192 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1497-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~20#1; [2025-03-03 14:26:03,192 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L278-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~2#1; [2025-03-03 14:26:03,192 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1604-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~21#1; [2025-03-03 14:26:03,196 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2538: #res := ~retValue_acc~31; [2025-03-03 14:26:03,199 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2926: #res := ~retValue_acc~40; [2025-03-03 14:26:03,330 INFO L? ?]: Removed 540 outVars from TransFormulas that were not future-live. [2025-03-03 14:26:03,330 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 14:26:03,345 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 14:26:03,347 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 14:26:03,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:26:03 BoogieIcfgContainer [2025-03-03 14:26:03,348 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 14:26:03,349 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 14:26:03,349 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 14:26:03,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 14:26:03,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 02:26:01" (1/3) ... [2025-03-03 14:26:03,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d01424b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:26:03, skipping insertion in model container [2025-03-03 14:26:03,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:26:02" (2/3) ... [2025-03-03 14:26:03,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d01424b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:26:03, skipping insertion in model container [2025-03-03 14:26:03,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:26:03" (3/3) ... [2025-03-03 14:26:03,356 INFO L128 eAbstractionObserver]: Analyzing ICFG email_spec7_product25.cil.c [2025-03-03 14:26:03,367 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 14:26:03,373 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG email_spec7_product25.cil.c that has 22 procedures, 378 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 14:26:03,431 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 14:26:03,440 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;@69cbe30d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 14:26:03,440 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 14:26:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 378 states, 301 states have (on average 1.5681063122923589) internal successors, (472), 304 states have internal predecessors, (472), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2025-03-03 14:26:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2025-03-03 14:26:03,459 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:03,459 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2025-03-03 14:26:03,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:03,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:03,464 INFO L85 PathProgramCache]: Analyzing trace with hash 803342442, now seen corresponding path program 1 times [2025-03-03 14:26:03,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:03,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69489827] [2025-03-03 14:26:03,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:03,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:03,540 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 95 statements into 1 equivalence classes. [2025-03-03 14:26:03,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 95 of 95 statements. [2025-03-03 14:26:03,589 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:03,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-03 14:26:03,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:03,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69489827] [2025-03-03 14:26:03,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69489827] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 14:26:03,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072911606] [2025-03-03 14:26:03,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:03,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 14:26:03,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:03,987 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) [2025-03-03 14:26:03,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 14:26:04,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 95 statements into 1 equivalence classes. [2025-03-03 14:26:04,250 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 95 of 95 statements. [2025-03-03 14:26:04,250 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:04,250 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:04,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 14:26:04,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 14:26:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-03-03 14:26:04,278 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 14:26:04,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072911606] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:04,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 14:26:04,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2025-03-03 14:26:04,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749733689] [2025-03-03 14:26:04,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:04,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 14:26:04,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:04,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 14:26:04,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:04,300 INFO L87 Difference]: Start difference. First operand has 378 states, 301 states have (on average 1.5681063122923589) internal successors, (472), 304 states have internal predecessors, (472), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:04,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:04,338 INFO L93 Difference]: Finished difference Result 564 states and 852 transitions. [2025-03-03 14:26:04,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 14:26:04,342 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 95 [2025-03-03 14:26:04,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:04,355 INFO L225 Difference]: With dead ends: 564 [2025-03-03 14:26:04,355 INFO L226 Difference]: Without dead ends: 371 [2025-03-03 14:26:04,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:04,361 INFO L435 NwaCegarLoop]: 577 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, 577 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 [2025-03-03 14:26:04,361 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 577 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:04,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2025-03-03 14:26:04,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2025-03-03 14:26:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 295 states have (on average 1.5661016949152542) internal successors, (462), 297 states have internal predecessors, (462), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2025-03-03 14:26:04,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 569 transitions. [2025-03-03 14:26:04,412 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 569 transitions. Word has length 95 [2025-03-03 14:26:04,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:04,413 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 569 transitions. [2025-03-03 14:26:04,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 569 transitions. [2025-03-03 14:26:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-03 14:26:04,420 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:04,420 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2025-03-03 14:26:04,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 14:26:04,626 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 [2025-03-03 14:26:04,626 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:04,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:04,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1700094778, now seen corresponding path program 1 times [2025-03-03 14:26:04,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:04,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584001536] [2025-03-03 14:26:04,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:04,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:04,666 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-03 14:26:04,673 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-03 14:26:04,673 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:04,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-03 14:26:04,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:04,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584001536] [2025-03-03 14:26:04,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584001536] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 14:26:04,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380233410] [2025-03-03 14:26:04,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:04,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 14:26:04,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:04,834 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) [2025-03-03 14:26:04,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 14:26:04,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-03 14:26:05,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-03 14:26:05,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:05,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:05,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 999 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-03 14:26:05,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 14:26:05,123 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-03-03 14:26:05,123 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 14:26:05,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [380233410] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:05,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 14:26:05,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-03-03 14:26:05,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110967035] [2025-03-03 14:26:05,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:05,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 14:26:05,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:05,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 14:26:05,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:26:05,126 INFO L87 Difference]: Start difference. First operand 371 states and 569 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:05,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:05,164 INFO L93 Difference]: Finished difference Result 553 states and 830 transitions. [2025-03-03 14:26:05,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 14:26:05,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 96 [2025-03-03 14:26:05,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:05,168 INFO L225 Difference]: With dead ends: 553 [2025-03-03 14:26:05,169 INFO L226 Difference]: Without dead ends: 373 [2025-03-03 14:26:05,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:26:05,171 INFO L435 NwaCegarLoop]: 568 mSDtfsCounter, 0 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1134 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 [2025-03-03 14:26:05,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:05,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2025-03-03 14:26:05,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 373. [2025-03-03 14:26:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 297 states have (on average 1.5622895622895623) internal successors, (464), 299 states have internal predecessors, (464), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2025-03-03 14:26:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 571 transitions. [2025-03-03 14:26:05,202 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 571 transitions. Word has length 96 [2025-03-03 14:26:05,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:05,202 INFO L471 AbstractCegarLoop]: Abstraction has 373 states and 571 transitions. [2025-03-03 14:26:05,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 571 transitions. [2025-03-03 14:26:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-03-03 14:26:05,205 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:05,205 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2025-03-03 14:26:05,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-03 14:26:05,410 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 [2025-03-03 14:26:05,410 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:05,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:05,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1613783243, now seen corresponding path program 1 times [2025-03-03 14:26:05,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:05,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189451176] [2025-03-03 14:26:05,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:05,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:05,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-03 14:26:05,436 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-03 14:26:05,436 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:05,436 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-03 14:26:05,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:05,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189451176] [2025-03-03 14:26:05,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189451176] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 14:26:05,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273843209] [2025-03-03 14:26:05,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:05,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 14:26:05,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:05,609 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) [2025-03-03 14:26:05,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 14:26:05,747 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-03-03 14:26:05,849 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-03-03 14:26:05,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:05,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:05,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-03 14:26:05,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 14:26:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-03-03 14:26:05,878 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 14:26:05,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273843209] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:05,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 14:26:05,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-03-03 14:26:05,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533469595] [2025-03-03 14:26:05,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:05,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 14:26:05,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:05,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 14:26:05,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:26:05,881 INFO L87 Difference]: Start difference. First operand 373 states and 571 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:05,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:05,912 INFO L93 Difference]: Finished difference Result 793 states and 1233 transitions. [2025-03-03 14:26:05,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 14:26:05,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 101 [2025-03-03 14:26:05,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:05,916 INFO L225 Difference]: With dead ends: 793 [2025-03-03 14:26:05,917 INFO L226 Difference]: Without dead ends: 447 [2025-03-03 14:26:05,919 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:26:05,921 INFO L435 NwaCegarLoop]: 583 mSDtfsCounter, 134 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1105 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 [2025-03-03 14:26:05,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1105 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:05,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2025-03-03 14:26:05,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 439. [2025-03-03 14:26:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 349 states have (on average 1.5816618911174785) internal successors, (552), 351 states have internal predecessors, (552), 68 states have call successors, (68), 21 states have call predecessors, (68), 21 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2025-03-03 14:26:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 687 transitions. [2025-03-03 14:26:05,950 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 687 transitions. Word has length 101 [2025-03-03 14:26:05,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:05,951 INFO L471 AbstractCegarLoop]: Abstraction has 439 states and 687 transitions. [2025-03-03 14:26:05,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-03-03 14:26:05,951 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 687 transitions. [2025-03-03 14:26:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2025-03-03 14:26:05,953 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:05,953 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2025-03-03 14:26:05,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-03 14:26:06,153 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 [2025-03-03 14:26:06,154 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:06,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:06,154 INFO L85 PathProgramCache]: Analyzing trace with hash -208234689, now seen corresponding path program 1 times [2025-03-03 14:26:06,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:06,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392182375] [2025-03-03 14:26:06,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:06,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:06,170 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 102 statements into 1 equivalence classes. [2025-03-03 14:26:06,179 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 102 of 102 statements. [2025-03-03 14:26:06,181 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:06,181 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-03 14:26:06,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:06,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392182375] [2025-03-03 14:26:06,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392182375] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 14:26:06,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448066530] [2025-03-03 14:26:06,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:06,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 14:26:06,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:06,317 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) [2025-03-03 14:26:06,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 14:26:06,438 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 102 statements into 1 equivalence classes. [2025-03-03 14:26:06,525 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 102 of 102 statements. [2025-03-03 14:26:06,525 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:06,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:06,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 14:26:06,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 14:26:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2025-03-03 14:26:06,583 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 14:26:06,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448066530] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:06,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 14:26:06,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2025-03-03 14:26:06,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772295486] [2025-03-03 14:26:06,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:06,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 14:26:06,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:06,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 14:26:06,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-03 14:26:06,585 INFO L87 Difference]: Start difference. First operand 439 states and 687 transitions. Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:06,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:06,647 INFO L93 Difference]: Finished difference Result 869 states and 1364 transitions. [2025-03-03 14:26:06,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 14:26:06,649 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 102 [2025-03-03 14:26:06,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:06,651 INFO L225 Difference]: With dead ends: 869 [2025-03-03 14:26:06,652 INFO L226 Difference]: Without dead ends: 441 [2025-03-03 14:26:06,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-03 14:26:06,654 INFO L435 NwaCegarLoop]: 561 mSDtfsCounter, 2 mSDsluCounter, 1672 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2233 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 [2025-03-03 14:26:06,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2233 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:06,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2025-03-03 14:26:06,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 441. [2025-03-03 14:26:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 350 states have (on average 1.58) internal successors, (553), 353 states have internal predecessors, (553), 68 states have call successors, (68), 21 states have call predecessors, (68), 22 states have return successors, (69), 66 states have call predecessors, (69), 67 states have call successors, (69) [2025-03-03 14:26:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 690 transitions. [2025-03-03 14:26:06,677 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 690 transitions. Word has length 102 [2025-03-03 14:26:06,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:06,677 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 690 transitions. [2025-03-03 14:26:06,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 690 transitions. [2025-03-03 14:26:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2025-03-03 14:26:06,679 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:06,679 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2025-03-03 14:26:06,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-03 14:26:06,879 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 [2025-03-03 14:26:06,880 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:06,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:06,880 INFO L85 PathProgramCache]: Analyzing trace with hash 797409131, now seen corresponding path program 1 times [2025-03-03 14:26:06,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:06,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674400157] [2025-03-03 14:26:06,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:06,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:06,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 103 statements into 1 equivalence classes. [2025-03-03 14:26:06,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 103 of 103 statements. [2025-03-03 14:26:06,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:06,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-03-03 14:26:07,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:07,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674400157] [2025-03-03 14:26:07,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674400157] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 14:26:07,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552011886] [2025-03-03 14:26:07,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:07,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 14:26:07,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:26:07,015 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) [2025-03-03 14:26:07,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-03 14:26:07,147 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 103 statements into 1 equivalence classes. [2025-03-03 14:26:07,278 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 103 of 103 statements. [2025-03-03 14:26:07,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:07,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:07,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 14:26:07,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 14:26:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2025-03-03 14:26:07,323 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 14:26:07,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552011886] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:07,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 14:26:07,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2025-03-03 14:26:07,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678316401] [2025-03-03 14:26:07,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:07,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 14:26:07,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:07,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 14:26:07,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-03 14:26:07,325 INFO L87 Difference]: Start difference. First operand 441 states and 690 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:07,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:07,402 INFO L93 Difference]: Finished difference Result 871 states and 1369 transitions. [2025-03-03 14:26:07,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 14:26:07,406 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 103 [2025-03-03 14:26:07,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:07,409 INFO L225 Difference]: With dead ends: 871 [2025-03-03 14:26:07,410 INFO L226 Difference]: Without dead ends: 443 [2025-03-03 14:26:07,412 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2025-03-03 14:26:07,413 INFO L435 NwaCegarLoop]: 559 mSDtfsCounter, 2 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2219 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 [2025-03-03 14:26:07,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2219 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:07,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2025-03-03 14:26:07,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2025-03-03 14:26:07,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 351 states have (on average 1.5783475783475784) internal successors, (554), 355 states have internal predecessors, (554), 68 states have call successors, (68), 21 states have call predecessors, (68), 23 states have return successors, (74), 66 states have call predecessors, (74), 67 states have call successors, (74) [2025-03-03 14:26:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 696 transitions. [2025-03-03 14:26:07,432 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 696 transitions. Word has length 103 [2025-03-03 14:26:07,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:07,432 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 696 transitions. [2025-03-03 14:26:07,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 696 transitions. [2025-03-03 14:26:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2025-03-03 14:26:07,434 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:07,435 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2025-03-03 14:26:07,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-03 14:26:07,635 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 [2025-03-03 14:26:07,635 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:07,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:07,636 INFO L85 PathProgramCache]: Analyzing trace with hash 354437916, now seen corresponding path program 1 times [2025-03-03 14:26:07,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:07,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036112226] [2025-03-03 14:26:07,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:26:07,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:07,665 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-03-03 14:26:07,672 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-03-03 14:26:07,672 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:26:07,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-03 14:26:07,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:07,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036112226] [2025-03-03 14:26:07,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036112226] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:07,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:26:07,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 14:26:07,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731976193] [2025-03-03 14:26:07,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:07,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 14:26:07,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:07,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 14:26:07,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:07,780 INFO L87 Difference]: Start difference. First operand 443 states and 696 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:07,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:07,823 INFO L93 Difference]: Finished difference Result 863 states and 1360 transitions. [2025-03-03 14:26:07,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 14:26:07,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 104 [2025-03-03 14:26:07,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:07,826 INFO L225 Difference]: With dead ends: 863 [2025-03-03 14:26:07,826 INFO L226 Difference]: Without dead ends: 443 [2025-03-03 14:26:07,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:07,828 INFO L435 NwaCegarLoop]: 562 mSDtfsCounter, 2 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 14:26:07,829 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2237 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:07,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2025-03-03 14:26:07,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2025-03-03 14:26:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 351 states have (on average 1.5783475783475784) internal successors, (554), 355 states have internal predecessors, (554), 68 states have call successors, (68), 21 states have call predecessors, (68), 23 states have return successors, (73), 66 states have call predecessors, (73), 67 states have call successors, (73) [2025-03-03 14:26:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 695 transitions. [2025-03-03 14:26:07,856 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 695 transitions. Word has length 104 [2025-03-03 14:26:07,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:07,856 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 695 transitions. [2025-03-03 14:26:07,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-03 14:26:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 695 transitions. [2025-03-03 14:26:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-03-03 14:26:07,858 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:26:07,858 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2025-03-03 14:26:07,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-03 14:26:07,858 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:26:07,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:26:07,861 INFO L85 PathProgramCache]: Analyzing trace with hash -861388186, now seen corresponding path program 2 times [2025-03-03 14:26:07,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:26:07,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502294426] [2025-03-03 14:26:07,861 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-03 14:26:07,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:26:07,878 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 105 statements into 2 equivalence classes. [2025-03-03 14:26:07,882 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 44 of 105 statements. [2025-03-03 14:26:07,882 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-03 14:26:07,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:26:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-03-03 14:26:07,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:26:07,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502294426] [2025-03-03 14:26:07,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502294426] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:26:07,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:26:07,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 14:26:07,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890923261] [2025-03-03 14:26:07,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:26:07,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 14:26:07,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:26:07,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 14:26:07,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:07,933 INFO L87 Difference]: Start difference. First operand 443 states and 695 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2025-03-03 14:26:07,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:26:07,957 INFO L93 Difference]: Finished difference Result 443 states and 695 transitions. [2025-03-03 14:26:07,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 14:26:07,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 105 [2025-03-03 14:26:07,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:26:07,959 INFO L225 Difference]: With dead ends: 443 [2025-03-03 14:26:07,960 INFO L226 Difference]: Without dead ends: 0 [2025-03-03 14:26:07,961 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:26:07,962 INFO L435 NwaCegarLoop]: 565 mSDtfsCounter, 0 mSDsluCounter, 1688 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 14:26:07,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2253 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:26:07,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-03 14:26:07,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-03 14:26:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 14:26:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-03 14:26:07,964 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2025-03-03 14:26:07,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:26:07,964 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-03 14:26:07,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2025-03-03 14:26:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-03 14:26:07,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-03 14:26:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 14:26:07,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-03 14:26:07,968 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2025-03-03 14:26:07,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-03 14:26:08,059 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 14:26:08,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 02:26:08 BoogieIcfgContainer [2025-03-03 14:26:08,071 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 14:26:08,072 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 14:26:08,072 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 14:26:08,072 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 14:26:08,072 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:26:03" (3/4) ... [2025-03-03 14:26:08,074 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-03 14:26:08,078 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing__wrappee__Keys [2025-03-03 14:26:08,078 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailSignKey [2025-03-03 14:26:08,078 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure outgoing [2025-03-03 14:26:08,079 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isSigned [2025-03-03 14:26:08,079 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookSize [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure sendEmail [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookSize [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getClientAddressBookAddress [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2025-03-03 14:26:08,080 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientAddressBookAddress [2025-03-03 14:26:08,081 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isReadable [2025-03-03 14:26:08,081 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2025-03-03 14:26:08,081 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure setClientId [2025-03-03 14:26:08,096 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2025-03-03 14:26:08,097 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2025-03-03 14:26:08,098 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-03-03 14:26:08,099 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-03 14:26:08,101 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-03 14:26:08,102 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-03 14:26:08,216 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-03 14:26:08,216 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-03 14:26:08,216 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 14:26:08,217 INFO L158 Benchmark]: Toolchain (without parser) took 6669.17ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 111.0MB in the beginning and 155.8MB in the end (delta: -44.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,217 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 14:26:08,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.29ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 73.0MB in the end (delta: 38.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.29ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 67.1MB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 14:26:08,218 INFO L158 Benchmark]: Boogie Preprocessor took 85.60ms. Allocated memory is still 142.6MB. Free memory was 67.1MB in the beginning and 61.5MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,218 INFO L158 Benchmark]: IcfgBuilder took 1067.45ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 97.9MB in the end (delta: -36.4MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,219 INFO L158 Benchmark]: TraceAbstraction took 4721.99ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 97.0MB in the beginning and 176.3MB in the end (delta: -79.3MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,219 INFO L158 Benchmark]: Witness Printer took 144.78ms. Allocated memory is still 218.1MB. Free memory was 176.3MB in the beginning and 155.8MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 14:26:08,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.29ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 73.0MB in the end (delta: 38.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.29ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 67.1MB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.60ms. Allocated memory is still 142.6MB. Free memory was 67.1MB in the beginning and 61.5MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1067.45ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 97.9MB in the end (delta: -36.4MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4721.99ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 97.0MB in the beginning and 176.3MB in the end (delta: -79.3MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. * Witness Printer took 144.78ms. Allocated memory is still 218.1MB. Free memory was 176.3MB in the beginning and 155.8MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [48] - GenericResultAtLocation [Line: 417]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [417] - GenericResultAtLocation [Line: 455]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [455] - GenericResultAtLocation [Line: 464]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [464] - GenericResultAtLocation [Line: 481]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [481] - GenericResultAtLocation [Line: 710]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EncryptVerify_spec.i","") [710] - GenericResultAtLocation [Line: 728]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [728] - GenericResultAtLocation [Line: 1800]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1800] - GenericResultAtLocation [Line: 2088]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2088] - GenericResultAtLocation [Line: 2454]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2454] - GenericResultAtLocation [Line: 2857]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2857] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 460]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 378 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 161 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 11758 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7783 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 136 IncrementalHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3975 mSDtfsCounter, 136 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 530 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=443occurred in iteration=5, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1203 NumberOfCodeBlocks, 1142 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1191 ConstructedInterpolants, 0 QuantifiedInterpolants, 1294 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5041 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 335/353 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-03 14:26:08,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE